{"title":"Combustion engines on-road","description":"\u003cp data-start=\"2598\" data-end=\"2704\"\u003eSpezielle \u003cstrong data-start=\"2608\" data-end=\"2638\"\u003eOnroad-Verbrennungsmotoren\u003c\/strong\u003e, optimiert für \u003cstrong data-start=\"2654\" data-end=\"2701\"\u003ehöchste Geschwindigkeit und Rennperformance\u003c\/strong\u003e.\u003c\/p\u003e","products":[{"product_id":"o-s-speed-21-engine-max-r21-1-1b900-3","title":"OS Speed ​​.21 Engine MAX R21 (1) - 1B900","description":"\u003cdiv class=\"TextObject\" id=\"Text3LYR\"\u003e\n\n\u003ch2\u003e\u003cstrong\u003eThe OS Speed ​​.21 Engine MAX R21 (1) - 1B900\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003e is a powerful engine known for its high speed and reliability. With the OS brand, you can rely on the quality and efficiency of this engine. It is the perfect choice for anyone who relies on the highest performance in their model.\u003c\/p\u003e\n\n\u003cp\u003e \u003cspan\u003e- Displacement: 3.49cc\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Bore: 16.08mm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Stroke: 17.20mm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Speed ​​range RPM: 4,000-44,000\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Performance approx.: 2.71 hp @ 32,000rpm\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Weight: 350g\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/div\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":47738361315666,"sku":"1B900","price":359.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/1b900.jpg?v=1708784385"},{"product_id":"o-s-speed-21gt-engine-r21gt-ii-1-1dt00","title":"OS Speed ​​.21GT Engine R21GT II (1) - 1DT00","description":"\u003cdiv id=\"Text3LYR\" class=\"TextObject\"\u003e\n\n\u003ch2\u003eOS Speed ​​.21GT Engine R21GT II (1) - 1DT00\u003c\/h2\u003e\n\n\u003ch3\u003e The powerful GT engine has evolved into the next generation! !!\u003c\/h3\u003e\n\n\u003cp\u003e The OSSPEED R21GT has inherited the smoothness and good fuel efficiency of the previous model, which was very well received in the European market, the home of GT cars.\u003c\/p\u003e\n\n\u003cp\u003e The feeling of performance in the medium and low speed ranges has been improved by reworking the crankshaft balancer. Additionally, the redesigned inner head improves no-load performance, and an O-ring on the inner head ensures less vibration and greater dust resistance. The outer head was made lighter and further developed into the OSSPEED R21GT II with great attention to detail.\u003c\/p\u003e\n\n\u003cp\u003e The crankshaft is equipped with two tungsten counterweights. We optimized the mass balance by checking the detailed dimensions.\u003c\/p\u003e\n\n\u003cp\u003e The inner head has been revised. Low and medium speed feel and idle performance have been improved. An O-ring is also used to reduce vibration and improve dust resistance.\u003c\/p\u003e\n\n\u003cp\u003e The weight of the new outer head has been reduced compared to the previous model. The slats of the outer head were machined.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp\u003e Equipped with 5 flush ports and 3 exhaust ports to meet IFMAR regulations.\u003c\/p\u003e\n\n\u003cp\u003e Equipped with a double adjustable carburettor type 22E(B) GT. The new Venturi is 7.0MM(RED) AL2.\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Displacement: 3.49 cc \/ 0.213cu.in.\u003c\/li\u003e\n\n\u003cli\u003e Bore: 16.08mm \/ 0.633 in.\u003c\/li\u003e\n\n\u003cli\u003e Stroke: 17.20mm \/ 0.677 in.\u003c\/li\u003e\n\n\u003cli\u003e Power: 2.65 hp \/ 2.61 hp \/ 34,000 rpm.\u003c\/li\u003e\n\n\u003cli\u003e Practical speed range: 4,000-42,000 rpm.\u003c\/li\u003e\n\n\u003cli\u003e Weight: 362g \/ 12.77oz.\u003c\/li\u003e\n\n\u003cli\u003e Standard accessories-------------------------\u003c\/li\u003e\n\n\u003cli\u003e Glow plug RP7\u003c\/li\u003e\n\n\u003cli\u003e Venturi 7.0MM(RED)AL2\u003c\/li\u003e\n\n\u003cli\u003e Venturi 7.0MM(RED)AL2 exhaust seal ring\u003c\/li\u003e\n\n\u003cli\u003e Dust cap set(φ3、φ16、φ18)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":47738371572050,"sku":"1DT00","price":419.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/gt2tanntai.jpg?v=1708864649"},{"product_id":"o-s-speed-21gt-engine-r21gt-ii-set-1dt01","title":"OS Speed ​​.21GT Engine R21GT II SET - 1DT01","description":"\u003ch2\u003eOS Speed ​​.21GT Engine R21GT II SET - 1DT01\u003c\/h2\u003e\n\u003ch3\u003e The powerful GT engine has evolved into the next generation! !!\u003c\/h3\u003e\n\u003cp\u003e The OSSPEED R21GT has inherited the smoothness and good fuel efficiency of the previous model, which was very well received in the European market, the home of GT cars.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eThis is a combo set:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Engine R21GT II\u003c\/li\u003e\n\n\u003cli\u003e TB01 EFRA2042 (T-2060SC) resonance tube\u003c\/li\u003e\n\n\u003cli\u003e MB01-70 (M2003SC) manifold\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e The feeling of performance in the medium and low speed ranges has been improved by reworking the crankshaft balancer. Additionally, the redesigned inner head improves no-load performance, and an O-ring on the inner head ensures less vibration and greater dust resistance. The outer head was made lighter and further developed into the OSSPEED R21GT II with great attention to detail.\u003c\/p\u003e\n\u003cp\u003e The crankshaft is equipped with two tungsten counterweights. We optimized the mass balance by checking the detailed dimensions.\u003c\/p\u003e\n\u003cp\u003e The inner head has been revised. Low and medium speed feel and idle performance have been improved. An O-ring is also used to reduce vibration and improve dust resistance.\u003c\/p\u003e\n\u003cp\u003e The weight of the new outer head has been reduced compared to the previous model. The slats of the outer head were machined.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e Equipped with 5 flush ports and 3 exhaust ports to meet IFMAR regulations.\u003c\/p\u003e\n\u003cp\u003e Equipped with a double adjustable carburettor type 22E(B) GT. The new Venturi is 7.0MM(RED) AL2.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Displacement: 3.49 cc \/ 0.213cu.in.\u003c\/li\u003e\n\n\u003cli\u003e Bore: 16.08mm \/ 0.633 in.\u003c\/li\u003e\n\n\u003cli\u003e Stroke: 17.20mm \/ 0.677 in.\u003c\/li\u003e\n\n\u003cli\u003e Power: 2.65 hp \/ 2.61 hp \/ 34,000 rpm.\u003c\/li\u003e\n\n\u003cli\u003e Practical speed range: 4,000-42,000 rpm.\u003c\/li\u003e\n\n\u003cli\u003e Weight: 362g \/ 12.77oz.\u003c\/li\u003e\n\n\u003cli\u003e Standard accessories-------------------------\u003c\/li\u003e\n\n\u003cli\u003e Glow plug RP7\u003c\/li\u003e\n\n\u003cli\u003e Venturi 7.0MM(RED)AL2\u003c\/li\u003e\n\n\u003cli\u003e Venturi 7.0MM(RED)AL2 exhaust seal ring\u003c\/li\u003e\n\n\u003cli\u003e Dust cap set(φ3、φ16、φ18)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":47738375274834,"sku":"1DT01","price":499.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/r21gt2_2_c41420e5-49c8-4457-bd52-05fcc7adde83.jpg?v=1708864909"},{"product_id":"o-s-speed-21-engine-r21-euro-ii-1-1dr00","title":"OS Speed ​​.21 Engine R21 \"EURO\" II (1) - 1DR00","description":"\u003cp data-start=\"2670\" data-end=\"3117\"\u003eThe \u003cstrong data-start=\"2674\" data-end=\"2702\"\u003eO.S. Speed R21 “EURO” II\u003c\/strong\u003e is a premium \u003cstrong data-start=\"2716\" data-end=\"2759\"\u003e3.5cc (.21) nitro on-road racing engine\u003c\/strong\u003e designed for 1\/8 competition cars and demanding racers who want precise power delivery and consistent performance over every run. Based on the proven R21 platform, the \u003cstrong data-start=\"2928\" data-end=\"2957\"\u003ecrankshaft counterbalance\u003c\/strong\u003e has been refined to improve \u003cstrong data-start=\"2986\" data-end=\"3020\"\u003elow and mid-range power output\u003c\/strong\u003e, delivering a smoother and more controllable driving feel. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3119\" data-end=\"3402\"\u003eThis results in strong corner-exit drive, reliable throttle response and clean RPM behavior—ideal for technical tracks where traction and controllable power matter most. The R21 EURO II is built for competitive racing and delivers the performance and quality O.S. Speed is known for.\u003c\/p\u003e\n\u003cp data-start=\"3404\" data-end=\"3510\"\u003eNote: Engine only. Exhaust system and manifold are typically sold separately depending on the version\/set.\u003c\/p\u003e\n\u003chr data-start=\"3512\" data-end=\"3515\"\u003e\n\u003ch3 data-start=\"3517\" data-end=\"3533\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"3536\" data-end=\"3602\"\u003eHigh-performance 3.5cc (.21) nitro on-road engine for 1\/8 racing\u003c\/li\u003e\n\u003cli data-start=\"3605\" data-end=\"3660\"\u003eEURO II update with revised crankshaft counterbalance\u003c\/li\u003e\n\u003cli data-start=\"3663\" data-end=\"3712\"\u003eImproved low\/mid power for consistent lap times\u003c\/li\u003e\n\u003cli data-start=\"3715\" data-end=\"3774\"\u003eSmooth, controllable throttle response and power delivery\u003c\/li\u003e\n\u003cli data-start=\"3777\" data-end=\"3815\"\u003eDesigned for serious competition use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3817\" data-end=\"3820\"\u003e\n\u003ch3 data-start=\"3822\" data-end=\"3838\"\u003eBox Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"3841\" data-end=\"3880\"\u003eO.S. Speed R21 “EURO” II engine (1DR00)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3882\" data-end=\"3885\"\u003e\n\u003ch3 data-start=\"3887\" data-end=\"3906\"\u003eRequired to Run\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"3909\" data-end=\"3983\"\u003eSuitable 1\/8 on-road exhaust pipe and manifold (depending on your setup)\u003c\/li\u003e\n\u003cli data-start=\"3986\" data-end=\"4029\"\u003eAir filter \/ filter oil (track dependent)\u003c\/li\u003e\n\u003cli data-start=\"4032\" data-end=\"4068\"\u003eGlow plug suitable for your tuning\u003c\/li\u003e\n\u003cli data-start=\"4071\" data-end=\"4083\"\u003eNitro fuel\u003c\/li\u003e\n\u003cli data-start=\"4086\" data-end=\"4129\"\u003eStarter box or compatible starting system\u003c\/li\u003e\n\u003cli data-start=\"4132\" data-end=\"4171\"\u003eClutch and flywheel (chassis dependent)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":47738411417938,"sku":"1DR00","price":449.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/1DR00.jpg?v=1750930016"},{"product_id":"o-s-speed-21-engine-r21-euro-ii-set-1dr01","title":"OS Speed ​​.21 Engine R21 \"EURO\" II SET - 1DR01","description":"\u003cp data-end=\"849\" data-start=\"413\"\u003eThe \u003cstrong data-end=\"445\" data-start=\"417\"\u003eOS Speed ​​R21 “EURO” II\u003c\/strong\u003e is the logical evolution of the successful \u003cstrong data-end=\"520\" data-start=\"502\"\u003eR21 EURO Spec.\u003c\/strong\u003e and was specifically developed for the demands of European racetracks with \u003cstrong data-end=\"610\" data-start=\"592\"\u003elong straights\u003c\/strong\u003e and high continuous loads. It combines \u003cstrong data-end=\"715\" data-start=\"664\"\u003esmooth, easily controllable power delivery\u003c\/strong\u003e with increased performance in the \u003cstrong data-end=\"789\" data-start=\"748\"\u003elow and mid-range RPMs\u003c\/strong\u003e – ideal for consistent lap times and precise handling.\u003c\/p\u003e\n\n \u003cp data-end=\"1181\" data-start=\"851\"\u003eThe \u003cstrong data-end=\"922\" data-start=\"861\"\u003erevised crankshaft with three tungsten counterweights\u003c\/strong\u003e significantly improved torque at low and mid-range RPMs. At the same time, idle stability and throttle response benefit, making the engine particularly \u003cstrong data-end=\"1139\" data-start=\"1096\"\u003eeasy to tune and control\u003c\/strong\u003e – even during long races.\u003c\/p\u003e\n\n\u003cp data-end=\"1515\" data-start=\"1183\"\u003e A completely redesigned \u003cstrong data-end=\"1238\" data-start=\"1212\"\u003e7-port cylinder\u003c\/strong\u003e , an optimized piston, and additional cooling ports in the exhaust area ensure improved internal cooling and smoother power delivery. The newly developed crankcase further supports improved gas flow and temperature control.\u003c\/p\u003e\n\n \u003cp data-end=\"1902\" data-start=\"1517\"\u003eThe \u003cstrong data-end=\"1540\" data-start=\"1521\"\u003eouter cooling head\u003c\/strong\u003e adopts the proven design of the R2104, offering excellent cooling performance with reduced weight. \u003cstrong data-end=\"1681\" data-start=\"1666\"\u003eLaser engraving\u003c\/strong\u003e emphasizes its high-quality racing character. Inside, an \u003cstrong data-end=\"1786\" data-start=\"1752\"\u003eoil-resistant O-ring (black)\u003c\/strong\u003e , also from the R2104, ensures a reliable seal and consistent combustion.\u003c\/p\u003e\n\n\u003cp data-end=\"2118\" data-start=\"1904\"\u003e The engine is delivered as a \u003cstrong data-end=\"1967\" data-start=\"1936\"\u003ematched EURO combo set\u003c\/strong\u003e , consisting of the high-performance \u003cstrong data-end=\"2037\" data-start=\"2004\"\u003eTR01 resonance pipe (EFRA 2098)\u003c\/strong\u003e and the \u003cstrong data-end=\"2062\" data-start=\"2046\"\u003eMR02 manifold\u003c\/strong\u003e – perfectly matched to European high-speed layouts.\u003c\/p\u003e\n\n \u003cp data-end=\"2301\" data-start=\"2120\"\u003eThe standard \u003cstrong data-end=\"2158\" data-start=\"2137\"\u003e21M2 (B) carburetor\u003c\/strong\u003e with \u003cstrong data-end=\"2189\" data-start=\"2163\"\u003eØ8.5 mm venturi insert\u003c\/strong\u003e is popular with many top racing drivers and stands for maximum performance with very good drivability.\u003c\/p\u003e\n\n\u003chr data-end=\"2306\" data-start=\"2303\"\u003e\n\n\u003ch2 data-end=\"2335\" data-start=\"2308\"\u003e Scope of delivery (combo set)\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-end=\"2370\" data-start=\"2338\"\u003e \u003cstrong data-end=\"2370\" data-start=\"2338\"\u003eOS Speed ​​R21 EURO II engine\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli data-end=\"2406\" data-start=\"2373\"\u003e \u003cstrong data-end=\"2406\" data-start=\"2373\"\u003eTR01 Resonance tube (EFRA 2098)\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli data-end=\"2425\" data-start=\"2409\"\u003e \u003cstrong data-end=\"2425\" data-start=\"2409\"\u003eMR02 manifold\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli data-end=\"2445\" data-start=\"2428\"\u003e \u003cstrong data-end=\"2445\" data-start=\"2428\"\u003eGlow plug RP7\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli data-end=\"2469\" data-start=\"2448\"\u003e Exhaust sealing ring\u003c\/li\u003e\n\n\u003cli data-end=\"2510\" data-start=\"2472\"\u003e Dust cap set (Ø3 \/ Ø16 \/ Ø18) \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-end=\"2515\" data-start=\"2512\"\u003e\n\n\u003ch2 data-end=\"2535\" data-start=\"2517\"\u003e Product features\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-end=\"2583\" data-start=\"2538\"\u003e 1:8 Onroad Nitro racing engine \u003cstrong data-end=\"2583\" data-start=\"2565\"\u003e.21 \/ 3.49 cc\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"2644\" data-start=\"2586\"\u003e\n\n \u003cstrong data-end=\"2605\" data-start=\"2586\"\u003eEURO II version\u003c\/strong\u003e , specifically for European racetracks\u003c\/li\u003e\n\n\u003cli data-end=\"2705\" data-start=\"2647\"\u003e Revised crankshaft with \u003cstrong data-end=\"2705\" data-start=\"2677\"\u003e3 tungsten counterweights\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n \u003cli data-end=\"2775\" data-start=\"2708\"\u003eNoticeably stronger torque in the lower and mid-range RPMs\u003c\/li\u003e\n\n\u003cli data-end=\"2837\" data-start=\"2778\"\u003e Very stable idling characteristics \u0026amp; smooth RPM drop-off\u003c\/li\u003e\n\n\u003cli data-end=\"2883\" data-start=\"2840\"\u003e New 7-channel cylinder \u0026amp; optimized piston\u003c\/li\u003e\n\n\u003cli data-end=\"2935\" data-start=\"2886\"\u003e Additional cooling vents for improved thermal performance\u003c\/li\u003e\n\n\u003cli data-end=\"2998\" data-start=\"2938\"\u003e Cooling head design like the \u003cstrong data-end=\"2972\" data-start=\"2963\"\u003eR2104\u003c\/strong\u003e (lightweight \u0026amp; powerful)\u003c\/li\u003e\n\n\u003cli data-end=\"3044\" data-start=\"3001\"\u003e\n\n \u003cstrong data-end=\"3022\" data-start=\"3001\"\u003e21M2 (B) carburetor\u003c\/strong\u003e incl. Ø8.5 mm venturi\u003c\/li\u003e\n\n\u003cli data-end=\"3095\" data-start=\"3047\"\u003e Ideal for \u003cstrong data-end=\"3095\" data-start=\"3057\"\u003elong straights and tough racing conditions\u003c\/strong\u003e \n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-end=\"3100\" data-start=\"3097\"\u003e\n\n\u003ch2 data-end=\"3121\" data-start=\"3102\"\u003e Technical data\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-end=\"3157\" data-start=\"3124\"\u003e Engine displacement: \u003cstrong data-end=\"3157\" data-start=\"3133\"\u003e3.49 cc \/ .21 cu in\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3181\" data-start=\"3160\"\u003e Bore: \u003cstrong data-end=\"3181\" data-start=\"3169\"\u003e16.08 mm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3201\" data-start=\"3184\"\u003e Stroke: \u003cstrong data-end=\"3201\" data-start=\"3189\"\u003e17.20 mm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3241\" data-start=\"3204\"\u003e Power: \u003cstrong data-end=\"3241\" data-start=\"3214\"\u003e2.8 hp at 35,000 rpm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3297\" data-start=\"3244\"\u003e Practical speed range: \u003cstrong data-end=\"3297\" data-start=\"3273\"\u003e4,000 – 45,000 rpm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3318\" data-start=\"3300\"\u003e Weight: \u003cstrong data-end=\"3318\" data-start=\"3309\"\u003e340 g\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n \u003cli data-end=\"3347\" data-start=\"3321\"\u003eEngine type: \u003cstrong data-end=\"3347\" data-start=\"3331\"\u003e2-stroke nitro\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3374\" data-start=\"3350\"\u003e Cooling: \u003cstrong data-end=\"3374\" data-start=\"3359\"\u003eAir-cooled\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3414\" data-start=\"3377\"\u003e Intended use: \u003cstrong data-end=\"3414\" data-start=\"3393\"\u003e1:8 On-road Racing\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":47738415874386,"sku":"1DR01","price":519.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/1DR00_combo.jpg?v=1708785220"},{"product_id":"o-s-speed-t1205-combo-set-efra2700-mt4-os-1f501","title":"OSSPEED T1205 COMBO SET(EFRA2700+MT4) - OS-1F501","description":"\u003ch4\u003e\u003cstrong\u003eThe OSSPEED T1205 is a factory-tuned engine for 1\/10 touring cars. Based on the T1204, the new T1205 features a redesigned crankshaft and a revised needle cone angle for smoother power delivery from low to mid-range and easier tuning.\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp class=\"card-text\"\u003e \u003cspan\u003eThe combo set comes with a TT03 EFRA2700 tuning silencer with the newly developed MT04 exhaust manifold\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Newly designed crankshaft for improved power delivery in the low to mid power range\u003c\/li\u003e\n\n\u003cli\u003e The adjustment range has been extended by a revised needle cone angle\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp class=\"card-text\"\u003e\u003cbr\u003e - Displacement: 2.1 cc\u003cbr\u003e - Bore: 13.67 mm\u003cbr\u003e - Stroke: 14.30 mm\u003cbr\u003e - Power: 1.73hp @ 35,000RPM\u003cbr\u003e - Practical speed range: 5,000 to 45,000\u003cbr\u003e - Weight: 233g\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Standard accessories:\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Glow plug RP6\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Dust cap set\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Exhaust sealing ring\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":50569847046482,"sku":"OS-1F501","price":549.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/OS1F501_1.jpg?v=1744100071"},{"product_id":"o-s-speed-t1205-os-1f500","title":"OSSPEED T1205 - OS-1F500","description":"\u003ch4\u003e\u003cstrong\u003eThe OSSPEED T1205 is a factory-tuned engine for 1\/10 touring cars. Based on the T1204, the new T1205 features a redesigned crankshaft and a revised needle cone angle for smoother power delivery from low to mid-range and easier tuning.\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\n\u003cli\u003e Newly designed crankshaft for improved power delivery in the low to mid power range\u003c\/li\u003e\n\n\u003cli\u003e The adjustment range has been extended by a revised needle cone angle\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp class=\"card-text\"\u003e\u003cbr\u003e - Displacement: 2.1 cc\u003cbr\u003e - Bore: 13.67 mm\u003cbr\u003e - Stroke: 14.30 mm\u003cbr\u003e - Power: 1.73hp @ 35,000RPM\u003cbr\u003e - Practical speed range: 5,000 to 45,000\u003cbr\u003e - Weight: 233g\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Standard accessories:\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Glow plug RP6\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Dust cap set\u003c\/p\u003e\n\u003cp class=\"card-text\"\u003e Exhaust sealing ring\u003c\/p\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":50569851011410,"sku":"OS-1F500","price":449.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/OS1F500_aa99ea27-9328-4e63-a11d-3550fab2d0af.jpg?v=1744100262"},{"product_id":"o-s-speed-max-r21-ver-2-combo-set-os-1f401","title":"OSSPEED MAX-R21 VER.2 Combo Set - OS-1F401","description":"\u003cp\u003e\u003cstrong\u003eOS Engine MAX-R21 V.2 On-Road Racing Engine Combo Set\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eNew MAX-R21 VER.2 for 1\/8 On-Road!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e A new on-road engine for beginners and sports users!\u003c\/p\u003e\n\u003cp\u003e Designed for 1\/8th scale on-road racing, the MAX-R21 VER.2 offers excellent value for money and is easily suitable for entry-level and sport racing. The crankshaft and carburetor have been redesigned compared to the previous model for improved usability. The outer head is blue, the Max series' signature color, and features a new laser-engraved design.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eWhat’s new in the Max-R21 version 2?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e The crankcase design comes from the R2106\u003c\/li\u003e\n\n\u003cli\u003e The crankshaft has 3 bronze counterweights for a better feel in the low\/mid speed range and easier handling\u003c\/li\u003e\n\n\u003cli\u003e The new outer head offers better cooling and features a new laser engraving design\u003c\/li\u003e\n\n\u003cli\u003e The inner head uses a similar O-ring design as the R2106\u003c\/li\u003e\n\n\u003cli\u003e The carburetor is the 21M4, the same design as the R2106 engine, for easier adjustment\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eStandard accessories\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e RP7 glow plug\u003c\/li\u003e\n\n\u003cli\u003e 8.5mm Venturi (purple)\u003c\/li\u003e\n\n\u003cli\u003e Sealing ring for the exhaust\u003c\/li\u003e\n\n\u003cli\u003e Dust cap set (f3\/f16\/f18)\u003c\/li\u003e\n\n\u003cli\u003e flywheel cone\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Displacement: 3.49cc\u003c\/li\u003e\n\n\u003cli\u003e Bore: 16.08mm\u003c\/li\u003e\n\n\u003cli\u003e Stroke: 17.20mm\u003c\/li\u003e\n\n\u003cli\u003e Power: 2.75ps \/ 2.71hp @ 32000RPM\u003c\/li\u003e\n\n\u003cli\u003e Practical speed range: 4000-44000\u003c\/li\u003e\n\n\u003cli\u003e Motor weight: 350g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eCombo set includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e TR02 EFRA2165 exhaust\u003c\/li\u003e\n\n\u003cli\u003e MR02 exhaust manifold\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":50569907405138,"sku":"OS-1F401","price":469.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/OS1F401.jpg?v=1744100483"},{"product_id":"o-s-speed-max-r21-ver-2-os-1f400","title":"OSSPEED MAX-R21 VER.2 - OS-1F400","description":"\u003cp\u003e\u003cstrong\u003eOS Engine MAX-R21 V.2 On-Road Racing Engine Combo Set\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eNew MAX-R21 VER.2 for 1\/8 On-Road!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e A new on-road engine for beginners and sports users!\u003c\/p\u003e\n\u003cp\u003e Designed for 1\/8th scale on-road racing, the MAX-R21 VER.2 offers excellent value for money and is easily suitable for entry-level and sport racing. The crankshaft and carburetor have been redesigned compared to the previous model for improved usability. The outer head is blue, the Max series' signature color, and features a new laser-engraved design.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eWhat’s new in the Max-R21 version 2?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e The crankcase design comes from the R2106\u003c\/li\u003e\n\n\u003cli\u003e The crankshaft has 3 bronze counterweights for a better feel in the low\/mid speed range and easier handling\u003c\/li\u003e\n\n\u003cli\u003e The new outer head offers better cooling and features a new laser engraving design\u003c\/li\u003e\n\n\u003cli\u003e The inner head uses a similar O-ring design as the R2106\u003c\/li\u003e\n\n\u003cli\u003e The carburetor is the 21M4, the same design as the R2106 engine, for easier adjustment\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eStandard accessories\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e RP7 glow plug\u003c\/li\u003e\n\n\u003cli\u003e 8.5mm Venturi (purple)\u003c\/li\u003e\n\n\u003cli\u003e Sealing ring for the exhaust\u003c\/li\u003e\n\n\u003cli\u003e Dust cap set (f3\/f16\/f18)\u003c\/li\u003e\n\n\u003cli\u003e flywheel cone\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Displacement: 3.49cc\u003c\/li\u003e\n\n\u003cli\u003e Bore: 16.08mm\u003c\/li\u003e\n\n\u003cli\u003e Stroke: 17.20mm\u003c\/li\u003e\n\n\u003cli\u003e Power: 2.75ps \/ 2.71hp @ 32000RPM\u003c\/li\u003e\n\n\u003cli\u003e Practical speed range: 4000-44000\u003c\/li\u003e\n\n\u003cli\u003e Motor weight: 350g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eCombo set includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e MR02 exhaust manifold\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":50569914319186,"sku":"OS-1F400","price":329.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/OS1F401_1_121416bd-e6e6-4b20-9d55-7fba94778bf7.jpg?v=1744100542"},{"product_id":"o-s-speed-r2106-combo-set-2-efra2196-mr05-os-1ey03","title":"O.S. Speed R2106 Combo Set 2 \/ EFRA2196 + MR05 | Nitro Motor - 1EY03","description":"\u003cp data-start=\"3128\" data-end=\"3499\"\u003eThe \u003cstrong data-start=\"3132\" data-end=\"3174\"\u003eO.S.SPEED R2106 Combo Set 2 (OS-1EY03)\u003c\/strong\u003e is a no-compromise high-end package for \u003cstrong data-start=\"3215\" data-end=\"3243\"\u003e1\/8 on-road nitro racing\u003c\/strong\u003e. It combines the factory-tuned \u003cstrong data-start=\"3275\" data-end=\"3316\"\u003eR2106 3.49cc (.21) competition engine\u003c\/strong\u003e with the \u003cstrong data-start=\"3326\" data-end=\"3354\"\u003eTR03 EFRA2196 tuned pipe\u003c\/strong\u003e and \u003cstrong data-start=\"3359\" data-end=\"3376\"\u003eMR05 manifold\u003c\/strong\u003e, delivering strong performance, crisp throttle response and a wide usable powerband. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3501\" data-end=\"3842\"\u003eThe R2106 features a \u003cstrong data-start=\"3522\" data-end=\"3551\"\u003enew 9-port cylinder liner\u003c\/strong\u003e with redesigned ports for increased output. For a strong feel from low RPM, it adopts the \u003cstrong data-start=\"3642\" data-end=\"3668\"\u003eR21 Euro II crankshaft\u003c\/strong\u003e and a proven \u003cstrong data-start=\"3682\" data-end=\"3706\"\u003eceramic ball bearing\u003c\/strong\u003e, while a reinforced connecting rod improves durability under demanding on-road racing conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3844\" data-end=\"4068\"\u003eThe combo also includes key accessories such as the \u003cstrong data-start=\"3896\" data-end=\"3919\"\u003eRP7 turbo glow plug\u003c\/strong\u003e, seals and collet, making it an excellent choice for racers looking for a complete performance-oriented setup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"4070\" data-end=\"4073\"\u003e\n\u003ch3 data-start=\"4075\" data-end=\"4091\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"4094\" data-end=\"4178\"\u003eFactory-tuned \u003cstrong data-start=\"4108\" data-end=\"4123\"\u003e1\/8 on-road\u003c\/strong\u003e competition engine: \u003cstrong data-start=\"4144\" data-end=\"4178\"\u003eO.S.SPEED R2106 (.21 \/ 3.49cc)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4181\" data-end=\"4241\"\u003e\u003cstrong data-start=\"4181\" data-end=\"4198\"\u003eTR03 EFRA2196\u003c\/strong\u003e tuned pipe for race-focused power delivery\u003c\/li\u003e\n\u003cli data-start=\"4244\" data-end=\"4298\"\u003e\u003cstrong data-start=\"4244\" data-end=\"4252\"\u003eMR05\u003c\/strong\u003e exhaust manifold for optimized fit and tuning\u003c\/li\u003e\n\u003cli data-start=\"4301\" data-end=\"4348\"\u003e\u003cstrong data-start=\"4301\" data-end=\"4311\"\u003e9-port\u003c\/strong\u003e cylinder liner with redesigned ports\u003c\/li\u003e\n\u003cli data-start=\"4351\" data-end=\"4404\"\u003e\u003cstrong data-start=\"4351\" data-end=\"4366\"\u003eR21 Euro II\u003c\/strong\u003e crankshaft + \u003cstrong data-start=\"4380\" data-end=\"4404\"\u003eceramic ball bearing\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4407\" data-end=\"4490\"\u003ePractical RPM range: \u003cstrong data-start=\"4428\" data-end=\"4450\"\u003e4,000 – 45,000 rpm\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-start=\"4493\" data-end=\"4564\"\u003eOutput: \u003cstrong data-start=\"4501\" data-end=\"4524\"\u003e2.8 hp @ 35,000 rpm\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4566\" data-end=\"4569\"\u003e\n\u003ch3 data-start=\"4571\" data-end=\"4599\"\u003eBox Contents (Combo Set)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"4602\" data-end=\"4655\"\u003eO.S.SPEED \u003cstrong data-start=\"4612\" data-end=\"4621\"\u003eR2106\u003c\/strong\u003e 3.49cc on-road competition engine\u003c\/li\u003e\n\u003cli data-start=\"4658\" data-end=\"4686\"\u003e\u003cstrong data-start=\"4658\" data-end=\"4675\"\u003eTR03 EFRA2196\u003c\/strong\u003e tuned pipe\u003c\/li\u003e\n\u003cli data-start=\"4689\" data-end=\"4706\"\u003e\u003cstrong data-start=\"4689\" data-end=\"4697\"\u003eMR05\u003c\/strong\u003e manifold\u003c\/li\u003e\n\u003cli data-start=\"4709\" data-end=\"4732\"\u003e\u003cstrong data-start=\"4709\" data-end=\"4732\"\u003eRP7 turbo glow plug\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4735\" data-end=\"4752\"\u003eExhaust seal ring\u003c\/li\u003e\n\u003cli data-start=\"4755\" data-end=\"4770\"\u003eFlywheel collet\u003c\/li\u003e\n\u003cli data-start=\"4773\" data-end=\"4839\"\u003eDust cap set (16mm \/ 18mm) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4841\" data-end=\"4844\"\u003e\n\u003ch3 data-start=\"4846\" data-end=\"4865\"\u003eRequired to Run\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"4868\" data-end=\"4916\"\u003e1\/8 on-road chassis with compatible engine mount\u003c\/li\u003e\n\u003cli data-start=\"4919\" data-end=\"4971\"\u003eClutch, flywheel and clutch bell (chassis dependent)\u003c\/li\u003e\n\u003cli data-start=\"4974\" data-end=\"5008\"\u003eNitro fuel and fueling accessories\u003c\/li\u003e\n\u003cli data-start=\"5011\" data-end=\"5040\"\u003eStarter box \/ starting system\u003c\/li\u003e\n\u003cli data-start=\"5043\" data-end=\"5082\"\u003eAir filter (track\/regulation dependent)\u003c\/li\u003e\n\u003cli data-start=\"5085\" data-end=\"5132\"\u003eGlow igniter and basic engine-start accessories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":50569920905554,"sku":"1EY03","price":529.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/OS1EY03.jpg?v=1744100693"},{"product_id":"o-s-speed-r2106-os-1ey00","title":"OSSPEED R2106 - OS-1EY00","description":"\u003cp\u003eThe OSSPEED R2106 is a new factory-tuned engine model developed for 1\/8-scale on-road racing. The new 9-port cylinder with redesigned ports delivers increased power. For better power delivery in the lower rev range, the crankshaft was adopted from the R21 Euro II, as was the proven ceramic ball bearing from the off-road engines. The redesigned reinforced connecting rod is now more robust and better able to withstand the demanding on-road racing conditions.\u003c\/p\u003e\n\u003cp\u003e The 9-port cylinder features redesigned ports with improved flow for more torque, as well as a new piston with 3 oil grooves.\u003c\/p\u003e\n\u003cp\u003e The redesigned reinforced connecting rod is now stronger to withstand the rigors of on-road racing. *The letter \"R\" is engraved on the connecting rod for identification.\u003c\/p\u003e\n\u003cp\u003e The cooling head is black anodized and features the laser-engraved OSSPEED and R2106 logos.\u003c\/p\u003e\n\u003cp\u003e The rear bearing is a ceramic ball bearing, which provides a better feel at lower speeds.\u003c\/p\u003e\n\u003cp\u003e The crankshaft comes from the R21 Euro II engine, which provides more power and better mid-range speed characteristics.\u003c\/p\u003e\n\u003cp\u003e Based on the R2105 carburetor, the R2106's 21M carburetor was fitted with a revised needle, slide valve and jet needle to facilitate adjustment and improve low to mid-range power delivery.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Displacement: 3.49 cc\u003c\/li\u003e\n\n\u003cli\u003e Bore: 16.08 mm\u003c\/li\u003e\n\n\u003cli\u003e Stroke: 17.20 mm\u003c\/li\u003e\n\n\u003cli\u003e Power: 2.80 PS \/ 2.76 HP at 35,000 rpm\u003c\/li\u003e\n\n\u003cli\u003e Practical speed range: 4,000-45,000 rpm\u003c\/li\u003e\n\n\u003cli\u003e Motor weight: 345 g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003cstrong\u003eAccessories included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e Glow plug: T-RP7\u003c\/li\u003e\n\n\u003cli\u003e Reducer: φ8.5 (RED)\u003c\/li\u003e\n\n\u003cli\u003e Exhaust sealing ring\u003c\/li\u003e\n\n\u003cli\u003e Dust cap set: 12-30 (φ3, φ16, φ18)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":50569934274898,"sku":"OS-1EY00","price":429.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/OS1EY00.jpg?v=1744100970"},{"product_id":"ielasituned-pista-onroad-21","title":"IELASITUNED \"PISTA\" ONROAD .21","description":"\u003cdiv class=\"elementor-element elementor-element-131 elementor-widget elementor-widget-heading\" data-id=\"131\" data-element_type=\"widget\" data-widget_type=\"heading.default\"\u003e\n\n\u003cdiv class=\"elementor-widget-container\"\u003e\n\n\u003ch3 data-start=\"63\" data-end=\"94\"\u003e \u003cstrong data-start=\"67\" data-end=\"94\"\u003ePISTA .21 ON-ROAD ENGINE\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp data-start=\"96\" data-end=\"418\"\u003e \u003cstrong data-start=\"96\" data-end=\"108\"\u003eCARBURETOR\u003c\/strong\u003e\u003cbr data-start=\"108\" data-end=\"111\"\u003e – The upper needle\/holder is produced entirely in-house by us – no longer by OS – as we want to go our own way, with a strong focus on simple and precise carburetor adjustment.\u003cbr data-start=\"315\" data-end=\"318\"\u003e – New lower needle from OS, which significantly improves acceleration in the lower rev range.\u003c\/p\u003e\n\n\u003cp data-start=\"420\" data-end=\"509\"\u003e \u003cstrong data-start=\"420\" data-end=\"451\"\u003eCOMBUSTION CHAMBER COVER (UNDERHEAD)\u003c\/strong\u003e\u003cbr data-start=\"451\" data-end=\"454\"\u003e – New exclusive IELASITUNED combustion chamber cover from OS\u003c\/p\u003e\n\n\u003cp data-start=\"511\" data-end=\"600\"\u003e \u003cstrong data-start=\"511\" data-end=\"526\"\u003eCRANKSHAFT\u003c\/strong\u003e\u003cbr data-start=\"526\" data-end=\"529\"\u003e – New IELASITUNED timing, optimized for the new OS engine\u003c\/p\u003e\n\n\u003cp data-start=\"602\" data-end=\"1009\"\u003e \u003cstrong data-start=\"602\" data-end=\"621\"\u003ePISTON\/CYLINDER\u003c\/strong\u003e\u003cbr data-start=\"621\" data-end=\"624\"\u003e – New 2025 version of piston and cylinder from OS – however, compared to the past, the super-finishing process for both components is carried out in-house using a new technique.\u003cbr data-start=\"818\" data-end=\"821\"\u003e This new method significantly improves break-in, almost completely minimizes scratches, and still maintains a long-lasting fit and compression hardness – more consistent than ever before.\u003c\/p\u003e\n\n\u003chr data-start=\"1011\" data-end=\"1014\"\u003e\n\n\u003cp data-start=\"1016\" data-end=\"1168\"\u003e In addition, the new PISTA engine will be available with the following optional parts (see image) to further optimize performance and reliability: \u003c\/p\u003e\n\n\u003cul data-start=\"1170\" data-end=\"1266\"\u003e\n\n\u003cli data-start=\"1170\" data-end=\"1203\"\u003e\n\n\u003cp data-start=\"1172\" data-end=\"1203\"\u003e New IELASITUNED connecting rod \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1204\" data-end=\"1237\"\u003e\n\n\u003cp data-start=\"1206\" data-end=\"1237\"\u003e WIB ceramic bearings – Swiss Made \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1238\" data-end=\"1266\"\u003e\n\n\u003cp data-start=\"1240\" data-end=\"1266\"\u003e Super Short Venturi 9 mm\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Ielasi","offers":[{"title":"Without BREAK IN","offer_id":51650486272338,"sku":"ILPISTA21","price":529.9,"currency_code":"EUR","in_stock":true},{"title":"With BREAK IN ENGINE SERVICE","offer_id":51650486305106,"sku":"ILPISTA21-BI","price":609.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/Pista1.jpg?v=1759246732"},{"product_id":"ielasituned-corsa-onroad-12","title":"IELASITUNED \"CORSA\" ONROAD .12","description":"\u003ch3 data-start=\"48\" data-end=\"97\"\u003e\n\u003cstrong data-start=\"52\" data-end=\"97\"\u003eCORSA IELASITUNED .12 ENGINE – MODIFIED\u003c\/strong\u003e \u003c\/h3\u003e\n\u003cul data-start=\"99\" data-end=\"386\"\u003e\n\n\u003cli data-start=\"99\" data-end=\"150\"\u003e\n\n\u003cp data-start=\"101\" data-end=\"150\"\u003e Handcrafted crankshaft with DLC coating \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"151\" data-end=\"169\"\u003e\n\n\u003cp data-start=\"153\" data-end=\"169\"\u003e New cooling head \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"170\" data-end=\"193\"\u003e\n\n\u003cp data-start=\"172\" data-end=\"193\"\u003e Ceramic bearings rear \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"194\" data-end=\"226\"\u003e\n\n\u003cp data-start=\"196\" data-end=\"226\"\u003e IELASITUNED steel bearings front \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"227\" data-end=\"263\"\u003e\n\n\u003cp data-start=\"229\" data-end=\"263\"\u003e Hand-machined piston\/cylinder \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"264\" data-end=\"296\"\u003e\n\n\u003cp data-start=\"266\" data-end=\"296\"\u003e New engine cover \/ rear panel \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"297\" data-end=\"322\"\u003e\n\n\u003cp data-start=\"299\" data-end=\"322\"\u003e Gasket for carburetor \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"323\" data-end=\"350\"\u003e\n\n\u003cp data-start=\"325\" data-end=\"350\"\u003e Including engine bag \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"351\" data-end=\"386\"\u003e\n\n\u003cp data-start=\"353\" data-end=\"386\"\u003e Sticker and test card included\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Ielasi","offers":[{"title":"Without BREAK IN","offer_id":51650481226066,"sku":"ILCORSA","price":439.9,"currency_code":"EUR","in_stock":true},{"title":"With BREAK IN ENGINE SERVICE","offer_id":51650481258834,"sku":"ILCORSA-BI","price":519.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/corsa.12-e1753362384178.jpg?v=1759247499"},{"product_id":"ielasituned-gran-turismo-gt-21","title":"IELASITUNED \"GRAN TURISMO\" GT .21","description":"\u003ch3 data-start=\"52\" data-end=\"99\"\u003e\u003cstrong data-start=\"56\" data-end=\"97\"\u003eGran Turismo GT .21 – IFMAR regulations\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"100\" data-end=\"120\"\u003e \u003cstrong data-start=\"100\" data-end=\"120\"\u003eWORLD CHAMPION 2023\u003c\/strong\u003e \u003c\/p\u003e\n\u003cul data-start=\"122\" data-end=\"421\"\u003e\n\n\u003cli data-start=\"122\" data-end=\"171\"\u003e\n\n\u003cp data-start=\"124\" data-end=\"171\"\u003e New tuned crankshaft with DLC coating \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"172\" data-end=\"200\"\u003e\n\n\u003cp data-start=\"174\" data-end=\"200\"\u003e New, lightweight cooling head \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"201\" data-end=\"226\"\u003e\n\n\u003cp data-start=\"203\" data-end=\"226\"\u003e New connecting rod “R” \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"227\" data-end=\"250\"\u003e\n\n\u003cp data-start=\"229\" data-end=\"250\"\u003e Rear steel bearing \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"251\" data-end=\"275\"\u003e\n\n\u003cp data-start=\"253\" data-end=\"275\"\u003e ILS steel bearings front \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"276\" data-end=\"304\"\u003e\n\n\u003cp data-start=\"278\" data-end=\"304\"\u003e Tuned piston\/cylinder \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"305\" data-end=\"337\"\u003e\n\n\u003cp data-start=\"307\" data-end=\"337\"\u003e New engine cover \/ rear panel \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"338\" data-end=\"363\"\u003e\n\n\u003cp data-start=\"340\" data-end=\"363\"\u003e Gasket for carburetor \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"364\" data-end=\"421\"\u003e\n\n\u003cp data-start=\"366\" data-end=\"421\"\u003e Including engine bag with\u003cbr data-start=\"393\" data-end=\"396\"\u003e Sticker and test card\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Ielasi","offers":[{"title":"Without BREAK IN","offer_id":51650475917650,"sku":"ILGRANTURISMO","price":459.9,"currency_code":"EUR","in_stock":true},{"title":"With BREAK IN ENGINE SERVICE","offer_id":51650475950418,"sku":"ILGRANTURISMO-BI","price":539.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/GranTurismo-e1753359068120-1024x876.jpg?v=1759247951"},{"product_id":"ielasituned-pista-team-edition-onroad-21","title":"IELASITUNED \"PISTA\" TEAM EDITION ONROAD .21","description":"\u003cdiv data-widget_type=\"heading.default\" data-element_type=\"widget\" data-id=\"131\" class=\"elementor-element elementor-element-131 elementor-widget elementor-widget-heading\"\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003e\n\u003cp data-end=\"79\" data-start=\"0\"\u003e\u003cstrong data-end=\"74\" data-start=\"0\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eIelasiTuned PISTA .21 Team Edition Full Set\u003c\/span\u003e\u003c\/span\u003e – Exclusive high-end racing version\u003c\/strong\u003e 🏁\u003c\/p\u003e\n\u003cp data-end=\"471\" data-start=\"81\"\u003eThe \u003cstrong data-end=\"120\" data-start=\"85\"\u003ePISTA .21 Team Edition Full Set\u003c\/strong\u003e is the ultimate upgrade of the popular on-road engine—in the exact configuration used by the official \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eIELASITUNED\u003c\/span\u003e\u003c\/span\u003e factory riders at top international events. Precisely manufactured, uncompromisingly optimized, and race-ready: maximum performance meets first-class reliability and easy tuning.\u003c\/p\u003e\n\u003chr data-end=\"476\" data-start=\"473\"\u003e\n\u003ch3 data-end=\"508\" data-start=\"478\"\u003e\u003cstrong data-end=\"508\" data-start=\"485\"\u003eTechnical features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-end=\"529\" data-start=\"510\"\u003e\u003cstrong data-end=\"527\" data-start=\"515\"\u003ecarburetor\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"625\" data-start=\"532\"\u003eThe upper needle and holder are manufactured entirely \u003cstrong data-end=\"586\" data-start=\"575\"\u003ein-house\u003c\/strong\u003e for maximum precision.\u003c\/li\u003e\n\u003cli data-end=\"742\" data-start=\"628\"\u003eNew lower needle from \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eOS Engines\u003c\/span\u003e\u003c\/span\u003e for better acceleration in the lower rev range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-end=\"782\" data-start=\"744\"\u003e\u003cstrong data-end=\"780\" data-start=\"749\"\u003ecombustion chamber cover (underhead)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"831\" data-start=\"785\"\u003eExclusive IELASITUNED combustion chamber cover by OS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-end=\"855\" data-start=\"833\"\u003e\u003cstrong data-end=\"853\" data-start=\"838\"\u003ecrankshaft\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"938\" data-start=\"858\"\u003eNew IELASITUNED valve timing – specially optimized for the current OS engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-end=\"968\" data-start=\"940\"\u003e\u003cstrong data-end=\"966\" data-start=\"945\"\u003ePistons \u0026amp; Cylinders\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"1029\" data-start=\"971\"\u003e2025 version with internal \u003cstrong data-end=\"1026\" data-start=\"999\"\u003esuper finishing process\u003c\/strong\u003e .\u003c\/li\u003e\n\u003cli data-end=\"1141\" data-start=\"1032\"\u003eSignificantly better break-in, virtually no scratches, extremely consistent compression over the entire service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1146\" data-start=\"1143\"\u003e\n\u003ch3 data-end=\"1202\" data-start=\"1148\"\u003e\u003cstrong data-end=\"1202\" data-start=\"1155\"\u003eTeam Edition Full Set – Premium Components\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1245\" data-start=\"1206\"\u003eWIB ceramic main bearing (Swiss Made)\u003c\/li\u003e\n\u003cli data-end=\"1297\" data-start=\"1248\"\u003eSuperStrong IELASITUNED connecting rod (option)\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"1300\"\u003eDLC piston pins for maximum durability\u003c\/li\u003e\n\u003cli data-end=\"1400\" data-start=\"1348\"\u003e9 mm Super Short Venturi for optimal airflow\u003c\/li\u003e\n\u003cli data-end=\"1451\" data-start=\"1403\"\u003eNumbered engine with exclusive serial number\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1456\" data-start=\"1453\"\u003e\n\u003ch3 data-end=\"1483\" data-start=\"1458\"\u003e\u003cstrong data-end=\"1483\" data-start=\"1465\"\u003eSpecial features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1543\" data-start=\"1487\"\u003eRacing configuration like the official factory drivers\u003c\/li\u003e\n\u003cli data-end=\"1620\" data-start=\"1546\"\u003ePrecise throttle response, stable temperatures and maximum top speed\u003c\/li\u003e\n\u003cli data-end=\"1696\" data-start=\"1623\"\u003ePerfect for ambitious drivers and competitions in the 1\/8 on-road range\u003cstrong data-end=\"1754\" data-start=\"1721\"\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Ielasi","offers":[{"title":"Without Break-In","offer_id":51716984406354,"sku":"ILPISTA21","price":599.9,"currency_code":"EUR","in_stock":true},{"title":"With BREAK IN ENGINE SERVICE","offer_id":51716984439122,"sku":"ILPISTA21-BI","price":679.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/Pista1.jpg?v=1759246732"},{"product_id":"o-s-speed-max-12tg-version-5-2-1ccm-1-10-touring-nitro-motor-1ed00","title":"O.S. Speed MAX 12TG Version 5 – 2,1ccm 1:10 Touring Nitro Motor - 1ED00","description":"\u003cp data-start=\"3595\" data-end=\"3985\"\u003eThe \u003cstrong data-start=\"3599\" data-end=\"3640\"\u003eO.S. Speed MAX 12TG Version 5 (Ver.V)\u003c\/strong\u003e is the 5th generation of O.S. Speed’s long-running and widely trusted 1\/10 touring nitro engine. Built around the concept of \u003cstrong data-start=\"3766\" data-end=\"3792\"\u003e“Just the right power”\u003c\/strong\u003e, it delivers smooth and usable performance for beginners, intermediate drivers and experienced racers, while offering multiple updates for \u003cstrong data-start=\"3932\" data-end=\"3984\"\u003eimproved consistency, drivability and efficiency\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"3987\" data-end=\"4254\"\u003eA key visual upgrade is the redesigned \u003cstrong data-start=\"4026\" data-end=\"4042\"\u003ecooling head\u003c\/strong\u003e with an additional fin at the lower section, improving heat dissipation for stable running temperatures and repeatable performance. Weight impact is minimized thanks to enlarged lightweight cut-outs in the fins.\u003c\/p\u003e\n\u003cp data-start=\"4256\" data-end=\"4601\"\u003eInternally, the engine benefits from \u003cstrong data-start=\"4293\" data-end=\"4317\"\u003erevised crank timing\u003c\/strong\u003e and the new \u003cstrong data-start=\"4330\" data-end=\"4349\"\u003e12D2 carburetor\u003c\/strong\u003e, delivering improved idle stability and cleaner throttle response. The updated \u003cstrong data-start=\"4429\" data-end=\"4458\"\u003ecombustion chamber design\u003c\/strong\u003e increases combustion efficiency and boosts \u003cstrong data-start=\"4502\" data-end=\"4522\"\u003emid-range torque\u003c\/strong\u003e, creating a balanced engine that combines easy handling with race-ready power.\u003c\/p\u003e\n\u003cp data-start=\"4603\" data-end=\"4686\"\u003eThe engine is \u003cstrong data-start=\"4617\" data-end=\"4655\"\u003eofficially approved for KYOSHO Cup\u003c\/strong\u003e and \u003cstrong data-start=\"4660\" data-end=\"4685\"\u003eJMRCA-supported races\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"4688\" data-end=\"4691\"\u003e\n\u003ch3 data-start=\"4693\" data-end=\"4709\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"4712\" data-end=\"4750\"\u003e1\/10 touring nitro engine, 2.1cc (.12)\u003c\/li\u003e\n\u003cli data-start=\"4753\" data-end=\"4806\"\u003eVersion 5 cooling head for improved thermal stability\u003c\/li\u003e\n\u003cli data-start=\"4809\" data-end=\"4863\"\u003eNew 12D2 carburetor for cleaner tuning and stable idle\u003c\/li\u003e\n\u003cli data-start=\"4866\" data-end=\"4918\"\u003eRevised timing for improved response and drivability\u003c\/li\u003e\n\u003cli data-start=\"4921\" data-end=\"4999\"\u003eUpdated combustion chamber for higher efficiency and stronger mid-range torque\u003c\/li\u003e\n\u003cli data-start=\"5002\" data-end=\"5048\"\u003eOptimized fuel consumption for longer run time\u003c\/li\u003e\n\u003cli data-start=\"5051\" data-end=\"5079\"\u003eLow center of gravity design\u003c\/li\u003e\n\u003cli data-start=\"5082\" data-end=\"5122\"\u003eApproved for KYOSHO Cup and JMRCA events\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5124\" data-end=\"5127\"\u003e\n\u003ch3 data-start=\"5129\" data-end=\"5145\"\u003eBox Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"5148\" data-end=\"5192\"\u003eO.S. Speed MAX 12TG Version 5 engine (1ED00)\u003c\/li\u003e\n\u003cli data-start=\"5195\" data-end=\"5209\"\u003eT-P4 glow plug\u003c\/li\u003e\n\u003cli data-start=\"5212\" data-end=\"5229\"\u003eExhaust seal ring\u003c\/li\u003e\n\u003cli data-start=\"5232\" data-end=\"5240\"\u003eDust cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5242\" data-end=\"5245\"\u003e\n\u003ch3 data-start=\"5247\" data-end=\"5266\"\u003eRequired to Run\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"5269\" data-end=\"5302\"\u003eNitro fuel with 16% nitro content\u003c\/li\u003e\n\u003cli data-start=\"5305\" data-end=\"5381\"\u003eCompatible manifold and muffler\/tuned pipe (depending on chassis\/regulation)\u003c\/li\u003e\n\u003cli data-start=\"5384\" data-end=\"5417\"\u003eAir filter (if required by rules)\u003c\/li\u003e\n\u003cli data-start=\"5420\" data-end=\"5432\"\u003eGlow igniter\u003c\/li\u003e\n\u003cli data-start=\"5435\" data-end=\"5487\"\u003eClutch, flywheel and clutch bell (chassis dependent)\u003c\/li\u003e\n\u003cli data-start=\"5490\" data-end=\"5545\"\u003eStarter box \/ starting system suitable for 1\/10 touring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5547\" data-end=\"5550\"\u003e\n\u003ch3 data-start=\"5552\" data-end=\"5570\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"5573\" data-end=\"5595\"\u003eDisplacement: 2.10cc\u003c\/li\u003e\n\u003cli data-start=\"5598\" data-end=\"5614\"\u003eBore: 13.80 mm\u003c\/li\u003e\n\u003cli data-start=\"5617\" data-end=\"5634\"\u003eStroke: 14.0 mm\u003c\/li\u003e\n\u003cli data-start=\"5637\" data-end=\"5667\"\u003eOutput: 0.9 hp at 30,000 rpm\u003c\/li\u003e\n\u003cli data-start=\"5670\" data-end=\"5707\"\u003eRPM range: approx. 5,000–32,000 rpm\u003c\/li\u003e\n\u003cli data-start=\"5710\" data-end=\"5725\"\u003eWeight: 216 g\u003c\/li\u003e\n\u003cli data-start=\"5728\" data-end=\"5742\"\u003eCooling: Air\u003c\/li\u003e\n\u003cli data-start=\"5745\" data-end=\"5767\"\u003eType: 2-stroke nitro\u003c\/li\u003e\n\u003cli data-start=\"5770\" data-end=\"5807\"\u003eRecommended use: 1\/10 touring nitro\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":52562159534418,"sku":"1ED00","price":199.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/b_0_937fa.jpg?v=1769361701"},{"product_id":"o-s-speed-max-12tg-version-5-combo-set-efra2690-mt02-2-1ccm-1-10-touring-nitro-motor-1ed01","title":"O.S. Speed MAX 12TG Version 5 COMBO Set \/ EFRA2690 + MT02 – 2,1ccm 1:10 Touring Nitro Motor - 1ED01","description":"\u003cp data-start=\"13446\" data-end=\"13717\"\u003eThe \u003cstrong data-start=\"13450\" data-end=\"13501\"\u003eO.S. Speed MAX 12TG Version 5 Combo Set (1ED01)\u003c\/strong\u003e is a complete performance package for 1\/10 nitro touring drivers. It combines the \u003cstrong data-start=\"13584\" data-end=\"13609\"\u003eMAX 12TG Ver.V engine\u003c\/strong\u003e with a matched \u003cstrong data-start=\"13625\" data-end=\"13659\"\u003emanifold and EFRA 2690 muffler\u003c\/strong\u003e, providing a well-balanced setup for racing and training.\u003c\/p\u003e\n\u003cp data-start=\"13719\" data-end=\"14114\"\u003eBased on the 5th generation 12TG platform, the engine features key upgrades for stable and consistent performance: the updated cooling head helps maintain temperature control, the new \u003cstrong data-start=\"13903\" data-end=\"13922\"\u003e12D2 carburetor\u003c\/strong\u003e improves tuning and idle stability, and the refined combustion chamber increases mid-range torque. The included exhaust system supports smooth power delivery and reliable run characteristics.\u003c\/p\u003e\n\u003cp data-start=\"14116\" data-end=\"14196\"\u003eThe engine is \u003cstrong data-start=\"14130\" data-end=\"14157\"\u003eapproved for KYOSHO Cup\u003c\/strong\u003e and \u003cstrong data-start=\"14162\" data-end=\"14195\"\u003eJMRCA-supported racing events\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"14198\" data-end=\"14201\"\u003e\n\u003ch3 data-start=\"14203\" data-end=\"14219\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"14222\" data-end=\"14263\"\u003eComplete combo set for 1\/10 nitro touring\u003c\/li\u003e\n\u003cli data-start=\"14266\" data-end=\"14333\"\u003eMAX 12TG Version 5 engine with improved cooling and 12D2 carburetor\u003c\/li\u003e\n\u003cli data-start=\"14336\" data-end=\"14379\"\u003eIncludes manifold and \u003cstrong data-start=\"14358\" data-end=\"14371\"\u003eEFRA 2690\u003c\/strong\u003e muffler\u003c\/li\u003e\n\u003cli data-start=\"14382\" data-end=\"14443\"\u003eIncreased combustion efficiency and stronger mid-range torque\u003c\/li\u003e\n\u003cli data-start=\"14446\" data-end=\"14488\"\u003eOptimized fuel economy for longer run time\u003c\/li\u003e\n\u003cli data-start=\"14491\" data-end=\"14519\"\u003eLow center of gravity design\u003c\/li\u003e\n\u003cli data-start=\"14522\" data-end=\"14562\"\u003eApproved for KYOSHO Cup and JMRCA events\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"14564\" data-end=\"14567\"\u003e\n\u003ch3 data-start=\"14569\" data-end=\"14593\"\u003eBox Contents (Combo)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"14596\" data-end=\"14632\"\u003eO.S. Speed MAX 12TG Version 5 engine\u003c\/li\u003e\n\u003cli data-start=\"14635\" data-end=\"14643\"\u003eManifold\u003c\/li\u003e\n\u003cli data-start=\"14646\" data-end=\"14674\"\u003eMuffler \/ silencer EFRA 2690\u003c\/li\u003e\n\u003cli data-start=\"14677\" data-end=\"14691\"\u003eT-P4 glow plug\u003c\/li\u003e\n\u003cli data-start=\"14694\" data-end=\"14711\"\u003eExhaust seal ring\u003c\/li\u003e\n\u003cli data-start=\"14714\" data-end=\"14722\"\u003eDust cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"14724\" data-end=\"14727\"\u003e\n\u003ch3 data-start=\"14729\" data-end=\"14748\"\u003eRequired to Run\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"14751\" data-end=\"14784\"\u003eNitro fuel with 16% nitro content\u003c\/li\u003e\n\u003cli data-start=\"14787\" data-end=\"14826\"\u003eAir filter (if required by regulations)\u003c\/li\u003e\n\u003cli data-start=\"14829\" data-end=\"14841\"\u003eGlow igniter\u003c\/li\u003e\n\u003cli data-start=\"14844\" data-end=\"14896\"\u003eClutch, flywheel and clutch bell (chassis dependent)\u003c\/li\u003e\n\u003cli data-start=\"14899\" data-end=\"14945\"\u003eStarter box \/ starting system for 1\/10 touring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":52562201411922,"sku":"1ED01","price":299.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/b_0_937fa_1.jpg?v=1769362654"},{"product_id":"o-s-speed-r21gt-on-road-t2060sc-combo","title":"OS SPEED R21GT On-Road \/ T2060SC Combo","description":"\u003cp data-start=\"413\" data-end=\"765\"\u003e The \u003cstrong data-start=\"417\" data-end=\"437\"\u003eOS SPEED R21GT\u003c\/strong\u003e is a high-performance nitro engine specifically developed for the \u003cstrong data-start=\"463\" data-end=\"496\"\u003e1:8 GT On-Road Touring class\u003c\/strong\u003e and designed with top international events like the \u003cstrong data-start=\"595\" data-end=\"622\"\u003eIFMAR World Championship\u003c\/strong\u003e in mind. The GT class is known for realistic racing scenarios with powerful, heavy vehicles – and the R21GT was optimized precisely for this.\u003c\/p\u003e\n\n\u003cp data-start=\"767\" data-end=\"1098\"\u003e Compared to its predecessor, \u003cstrong data-start=\"800\" data-end=\"822\"\u003ethe OS SPEED 21XZ-GT,\u003c\/strong\u003e the R21GT offers \u003cstrong data-start=\"845\" data-end=\"915\"\u003esignificantly improved performance across the entire rev range\u003c\/strong\u003e . The \u003cstrong data-start=\"921\" data-end=\"977\"\u003ecrankcase is based on the proven R2101 design\u003c\/strong\u003e , which has already proven itself many times over in classic on-road racing and ensures stability and optimal cooling.\u003c\/p\u003e\n\n \u003cp data-start=\"1100\" data-end=\"1546\"\u003eThe cylinder and piston feature an \u003cstrong data-start=\"1138\" data-end=\"1168\"\u003eIFMAR-compliant port layout\u003c\/strong\u003e with \u003cstrong data-start=\"1173\" data-end=\"1216\"\u003e5 transfer ports and 3 exhaust ports\u003c\/strong\u003e , resulting in very smooth power delivery and high efficiency. The \u003cstrong data-start=\"1305\" data-end=\"1336\"\u003enewly developed crankshaft\u003c\/strong\u003e has a \u003cstrong data-start=\"1351\" data-end=\"1371\"\u003eDLC coating\u003c\/strong\u003e and precisely tuned counterweights. It is press-fitted and specifically designed for quick maintenance and reliable performance in racing conditions.\u003c\/p\u003e\n\n\u003cp data-start=\"1548\" data-end=\"1753\"\u003e Another highlight is the \u003cstrong data-start=\"1579\" data-end=\"1606\"\u003eredesigned cooling head\u003c\/strong\u003e , which has been specifically tailored to the thermal requirements of GT touring races and ensures stable temperatures even during long runs.\u003c\/p\u003e\n\n \u003cp data-start=\"1755\" data-end=\"2118\"\u003eThe \u003cstrong data-start=\"1794\" data-end=\"1833\"\u003enewly developed 22E (B) GT carburetor\u003c\/strong\u003e with \u003cstrong data-start=\"1838\" data-end=\"1866\"\u003edual-needle adjustment\u003c\/strong\u003e is used for fuel supply. It impresses with excellent \u003cstrong data-start=\"1914\" data-end=\"1934\"\u003epickup characteristics\u003c\/strong\u003e , particularly important when accelerating out of corners – a key factor in the GT class. The included \u003cstrong data-start=\"2049\" data-end=\"2069\"\u003e7 mm restrictor\u003c\/strong\u003e fully complies with \u003cstrong data-start=\"2097\" data-end=\"2117\"\u003eIFMAR regulations\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003cp data-start=\"2120\" data-end=\"2315\"\u003e The engine is supplied as a \u003cstrong data-start=\"2149\" data-end=\"2175\"\u003ematched combo set\u003c\/strong\u003e including \u003cstrong data-start=\"2186\" data-end=\"2210\"\u003eT2060SC resonance tube\u003c\/strong\u003e , creating a perfectly matched overall package for the ambitious GT racer.\u003c\/p\u003e\n\n\u003chr data-start=\"2317\" data-end=\"2320\"\u003e\n\n\u003ch2 data-start=\"2322\" data-end=\"2345\"\u003e Scope of delivery (Combo)\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"2348\" data-end=\"2395\"\u003e \u003cstrong data-start=\"2348\" data-end=\"2395\"\u003eOS SPEED R21GT 1:8 GT On-Road Nitro Engine\u003c\/strong\u003e\n\u003c\/li\u003e\n\n \u003cli data-start=\"2398\" data-end=\"2422\"\u003e\u003cstrong data-start=\"2398\" data-end=\"2422\"\u003eT2060SC Resonance Tube\u003c\/strong\u003e\u003c\/li\u003e\n\n\u003cli data-start=\"2425\" data-end=\"2448\"\u003e Carburetor \u003cstrong data-start=\"2434\" data-end=\"2448\"\u003e22E (B) GT\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2451\" data-end=\"2483\"\u003e Ø7 mm restrictor (IFMAR compliant) \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-start=\"2485\" data-end=\"2488\"\u003e\n\n\u003ch2 data-start=\"2490\" data-end=\"2508\"\u003e Product features\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"2511\" data-end=\"2545\"\u003e 1:8 \u003cstrong data-start=\"2515\" data-end=\"2545\"\u003eGT on-road nitro racing engine\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2548\" data-end=\"2597\"\u003e Specifically designed for the \u003cstrong data-start=\"2565\" data-end=\"2586\"\u003eGT Touring class\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli data-start=\"2600\" data-end=\"2671\"\u003e Increased performance across the entire rev range compared to the 21XZ-GT\u003c\/li\u003e\n\n\u003cli data-start=\"2674\" data-end=\"2707\"\u003e Proven \u003cstrong data-start=\"2684\" data-end=\"2707\"\u003eR2101 crankcase\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2710\" data-end=\"2776\"\u003e IFMAR-compliant port layout (5-channel transfer ports \/ 3-channel outlets)\u003c\/li\u003e\n\n\u003cli data-start=\"2779\" data-end=\"2826\"\u003e DLC-coated crankshaft with counterweights\u003c\/li\u003e\n\n\u003cli data-start=\"2829\" data-end=\"2878\"\u003e New cooling head for maximum thermal stability\u003c\/li\u003e\n\n\u003cli data-start=\"2881\" data-end=\"2940\"\u003e\n\n \u003cstrong data-start=\"2881\" data-end=\"2917\"\u003e22E (B) GT twin-needle carburetor\u003c\/strong\u003e for excellent pickup\u003c\/li\u003e\n\n\u003cli data-start=\"2943\" data-end=\"2973\"\u003e Including \u003cstrong data-start=\"2953\" data-end=\"2973\"\u003eT2060SC tuned pipe\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2976\" data-end=\"2998\"\u003e compliant with IFMAR regulations \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-start=\"3000\" data-end=\"3003\"\u003e\n\n\u003ch2 data-start=\"3005\" data-end=\"3024\"\u003e Technical data\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"3027\" data-end=\"3048\"\u003e Engine displacement: \u003cstrong data-start=\"3036\" data-end=\"3048\"\u003e3.49 cc\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n \u003cli data-start=\"3051\" data-end=\"3072\"\u003eBore: \u003cstrong data-start=\"3060\" data-end=\"3072\"\u003e16.08 mm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3075\" data-end=\"3092\"\u003e Stroke: \u003cstrong data-start=\"3080\" data-end=\"3092\"\u003e17.20 mm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3095\" data-end=\"3133\"\u003e Power output: \u003cstrong data-start=\"3105\" data-end=\"3133\"\u003e2.61 hp at 35,000 rpm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3136\" data-end=\"3189\"\u003e Practical speed range: \u003cstrong data-start=\"3165\" data-end=\"3189\"\u003e4,000 – 42,000 rpm\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3192\" data-end=\"3210\"\u003e Weight: \u003cstrong data-start=\"3201\" data-end=\"3210\"\u003e369 g\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3213\" data-end=\"3239\"\u003e Engine type: \u003cstrong data-start=\"3223\" data-end=\"3239\"\u003e2-stroke nitro\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3242\" data-end=\"3283\"\u003e Intended use: \u003cstrong data-start=\"3258\" data-end=\"3283\"\u003e1:8 GT On-Road Racing\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":52648077853010,"sku":"1CC01","price":499.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/1CC00_400.800_a2eb32fb-db45-48ea-bd06-772493df1ea4.jpg?v=1770387824"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/collections\/Verbrennermotoren_Onroad.png?v=1738769246","url":"https:\/\/checkout.rcxx.eu\/en\/collections\/verbrennermotoren-onroad.oembed","provider":"RCXX - Shop for RC Models, DieCast \u0026 Plastic Models","version":"1.0","type":"link"}