{"product_id":"o-s-21xz-b-spec-iii-competition-off-road-buggy-engine","title":"O.S. 21XZ-B SPEC III Competition Off-Road Buggy Engine","description":"The O.S. 21XZ-B Spec III is the evolution of a proven powerhouse that has been a winner at numerous races worldwide. With upgrades that enhance its performance and drivability you'll hear the difference in the engine's roar when warming it up. Once you've experienced the speed and power of the Spec III, you'll be on the fast track to the winner's circle! \u003cbr\u003e \u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e \u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eLong stroke engine provides more torque\u003c\/li\u003e\n\u003cli\u003eEnhanced low-to middle-range torque provides a great advantage on tracks that require lots of power\u003c\/li\u003e\n\u003cli\u003eThe newly developed cylinder liner features 3 scavenger ports and 3 exhaust ports, and works with the crankcase to deliver more power with less fuel consumption\u003c\/li\u003e\n\u003cli\u003eThe drop-in type outer head is now lighter, with a lower CG\u003c\/li\u003e\n\u003cli\u003eSilicon-potted, DLC-coated crankshaft with pressed-in tungsten weights\u003c\/li\u003e\n\u003cli\u003eEasy-to-tune 21J carburetor with 6.5 mm restrictor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e \u003cbr\u003e\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 0.213 cu in (3.49 cc) \u003cbr\u003e\u003cstrong\u003eBore:\u003c\/strong\u003e 0.641 in (16.27 mm) \u003cbr\u003e\u003cstrong\u003eStroke:\u003c\/strong\u003e 0.661 in (16.80 mm) \u003cbr\u003e\u003cstrong\u003ePractical rpm:\u003c\/strong\u003e 4,000-42,000 \u003cbr\u003e\u003cstrong\u003ePower Output:\u003c\/strong\u003e 2.61 hp\/2.65 ps @ 34,000 rpm \u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 12.45 oz (353 g) \u003cbr\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e Turbo P-3 plug \u003cbr\u003e\u003cstrong\u003eRequires:\u003c\/strong\u003e glow fuel, tuned pipe and manifold","brand":"O.S. ENGINES","offers":[{"title":"Default Title","offer_id":30060413836,"sku":"1AN00","price":409.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0538\/6357\/products\/b_os-1an00.jpg?v=1527155570","url":"https:\/\/ricercgr.com\/products\/o-s-21xz-b-spec-iii-competition-off-road-buggy-engine","provider":"RACERC","version":"1.0","type":"link"}