{"product_id":"os-engines-speed-ad4-b21-adam-drake-4-21-buggy-engine-w-pipe-manifold-副本","title":"O.S. Speed B2105 Competition 3.5cc (.21) Off-Road Nitro Buggy Engine (DLC Shaft) (Ceramic Bearing)","description":"\u003ch1 class=\"productname\"\u003e\u003cspan\u003eO.S. Speed B2105\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe Speed B2105 Competition 3.5cc Off-Road Nitro Buggy Engine with P3 Glow Plug, by O.S.SPEED, represents the pinnacle of off-road racing performance engines. Designed to excel in harsh racing conditions, this fifth-generation B21 series engine delivers exceptional power, smoother idling, and unparalleled reliability. It features a re-engineered cylinder liner and crankshaft for smooth, linear power delivery, enhancing performance across all RPM ranges.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmooth and linear power delivery\u003c\/li\u003e\n\u003cli\u003eImproved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eLightened DLC coated Crankshaft\u003c\/li\u003e\n\u003cli\u003eCompetition-grade conrod for maximum durability\u003c\/li\u003e\n\u003cli\u003eCNC-machined piston for optimal efficiency\u003c\/li\u003e\n\u003cli\u003eEnhanced drivability with a lighter outer head\u003c\/li\u003e\n\u003cli\u003eEngineered for high-RPM performance\u003c\/li\u003e\n\u003cli\u003eBalanced fuel consumption\u003c\/li\u003e\n\u003cli\u003eExceptional reliability and durability\u003c\/li\u003e\n\u003cli\u003eOptimized cooling and airflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e 1\/8 Off-Road Racing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3.5cc \/ 0.213 cu.in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.641in. (16.27mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.661in (16.80mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical RPM Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4,000-42,000 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2.68 ps \/ 2.64 hp \/ 34,000 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12.28oz (348g)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIncludes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Speed B2105 Competition 3.5cc Off-Road Nitro Buggy Engine\u003c\/li\u003e\n\u003cli\u003e(1) P3 Glow Plug\u003c\/li\u003e\n\u003cli\u003e(1) Reducer Set\u003c\/li\u003e\n\u003cli\u003e(1) Exhaust Seal Ring\u003c\/li\u003e\n\u003cli\u003e(1) Dust Cap Set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tm_productinner tab-pane active\" id=\"moreinfo\"\u003e\u003c\/ul\u003e","brand":"O.S.Speed","offers":[{"title":"Default Title","offer_id":45589302444172,"sku":null,"price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2363\/3292\/files\/osmg2160_814ca27a-3dad-40d3-a256-08bc8d27acc0.jpg?v=1767384008","url":"https:\/\/speedbull.net\/es\/products\/os-engines-speed-ad4-b21-adam-drake-4-21-buggy-engine-w-pipe-manifold-%e5%89%af%e6%9c%ac","provider":"SPEEDBULL Rc","version":"1.0","type":"link"}