{"product_id":"o-s-speed-max-b21-nitro-motor","title":"OS SPEED Max-B21 Nitro Engine","description":"\u003cp data-start=\"380\" data-end=\"732\"\u003eThe \u003cstrong data-start=\"384\" data-end=\"406\"\u003eOS Speed ​​MAX-B21\u003c\/strong\u003e is a modern \u003cstrong data-start=\"424\" data-end=\"443\"\u003e1:8 scale nitro engine\u003c\/strong\u003e , developed as the direct successor to the \u003cstrong data-start=\"477\" data-end=\"498\"\u003eMAX-21 XR-B Ver.3\u003c\/strong\u003e and \u003cstrong data-start=\"503\" data-end=\"524\"\u003eMAX-21 XZ-B Ver.2\u003c\/strong\u003e . It is specifically aimed at \u003cstrong data-start=\"570\" data-end=\"628\"\u003ebeginners, sporty drivers, and cost-conscious racers\u003c\/strong\u003e who value reliability, ease of use, and excellent value for money.\u003c\/p\u003e\n\u003cp data-start=\"734\" data-end=\"1099\"\u003e Based on the proven \u003cstrong data-start=\"762\" data-end=\"798\"\u003eOS Speed ​​racing engine platform,\u003c\/strong\u003e the MAX-B21 combines \u003cstrong data-start=\"827\" data-end=\"862\"\u003esmooth power delivery\u003c\/strong\u003e with sufficient power for competition and training. Its characteristics are deliberately designed to \u003cstrong data-start=\"957\" data-end=\"1000\"\u003ebe easily controllable and driver-friendly\u003c\/strong\u003e , making it a convincing performer in both \u003cstrong data-start=\"1033\" data-end=\"1054\"\u003e1:8 buggy off-road\u003c\/strong\u003e and \u003cstrong data-start=\"1071\" data-end=\"1088\"\u003e1:8 GT classes\u003c\/strong\u003e .\u003c\/p\u003e\n\u003cp data-start=\"1101\" data-end=\"1451\"\u003e The \u003cstrong data-start=\"1105\" data-end=\"1122\"\u003ecrankcase\u003c\/strong\u003e was further developed based on the successful \u003cstrong data-start=\"1157\" data-end=\"1171\"\u003eOSSP-B2104\u003c\/strong\u003e and offers an optimal balance of torque feel, throttle response, and durability. \u003cstrong data-start=\"1281\" data-end=\"1306\"\u003eThe pistons and cylinder liner\u003c\/strong\u003e are also derived from this proven platform, ensuring efficient combustion and consistent performance over long service lives.\u003c\/p\u003e\n\u003cp data-start=\"1453\" data-end=\"1645\"\u003e The \u003cstrong data-start=\"1466\" data-end=\"1482\"\u003econnecting rod\u003c\/strong\u003e used is the same as that used in the current \u003cstrong data-start=\"1523\" data-end=\"1549\"\u003eOS Speed ​​Buggy series\u003c\/strong\u003e , which gives the MAX-B21 additional robustness and reliability in tough off-road use.\u003c\/p\u003e\n\u003cp data-start=\"1647\" data-end=\"1860\"\u003e Overall, the MAX-B21 is a versatile nitro engine that combines \u003cstrong data-start=\"1707\" data-end=\"1748\"\u003eracing DNA with everyday usability\u003c\/strong\u003e – ideal for drivers looking for a hassle-free entry or a solid, durable racing engine.\u003c\/p\u003e\n\u003chr data-start=\"1862\" data-end=\"1865\"\u003e\n\u003ch2 data-start=\"1867\" data-end=\"1880\"\u003e Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"1883\" data-end=\"1925\"\u003e 1:8 Nitro Engine for \u003cstrong data-start=\"1903\" data-end=\"1925\"\u003eBuggy Offroad \u0026amp; GT\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1928\" data-end=\"1990\"\u003e Successor to \u003cstrong data-start=\"1943\" data-end=\"1964\"\u003eMAX-21 XR-B Ver.3\u003c\/strong\u003e and \u003cstrong data-start=\"1969\" data-end=\"1990\"\u003eMAX-21 XZ-B Ver.2\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1993\" data-end=\"2043\"\u003e Very \u003cstrong data-start=\"1998\" data-end=\"2043\"\u003edriver-friendly performance characteristics\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2046\" data-end=\"2092\"\u003e Excellent \u003cstrong data-start=\"2062\" data-end=\"2092\"\u003evalue for money\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2095\" data-end=\"2137\"\u003e Crankcase based on \u003cstrong data-start=\"2123\" data-end=\"2137\"\u003eOSSP-B2104\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2140\" data-end=\"2203\"\u003e Revised piston \u0026amp; cylinder liner from the OS Speed ​​platform\u003c\/li\u003e\n\n\u003cli data-start=\"2206\" data-end=\"2257\"\u003e Connecting rod from the \u003cstrong data-start=\"2227\" data-end=\"2257\"\u003eOS Speed ​​Buggy racing series\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2260\" data-end=\"2304\"\u003e Ideal for \u003cstrong data-start=\"2270\" data-end=\"2304\"\u003ebeginners and sporty drivers\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2307\" data-end=\"2360\"\u003e Suitable for \u003cstrong data-start=\"2320\" data-end=\"2360\"\u003eracing and training, on-road and off-road\u003c\/strong\u003e \n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003chr data-start=\"2362\" data-end=\"2365\"\u003e\n\u003ch2 data-start=\"2367\" data-end=\"2384\"\u003e Area of ​​application\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"2387\" data-end=\"2412\"\u003e 1:8 Buggy Nitro Offroad\u003c\/li\u003e\n\n\u003cli data-start=\"2415\" data-end=\"2429\"\u003e 1:8 GT Nitro\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"O.S.","offers":[{"title":"Default Title","offer_id":52648575140178,"sku":"1EG00","price":269.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0277\/3586\/files\/os-engines-moteur-os-speed-max-b21.jpg?v=1770391406","url":"https:\/\/checkout.rcxx.eu\/en\/products\/o-s-speed-max-b21-nitro-motor","provider":"RCXX - Shop for RC Models, DieCast \u0026 Plastic Models","version":"1.0","type":"link"}