{"product_id":"o-s-speed-r21-euro3","title":"O.S.Speed R21 Euro3","description":"\u003cdiv class=\"hidden-tabs-name\" data-tab-header=\"description\"\u003eDescription\u003c\/div\u003e                     \u003cdiv class=\"description\"\u003eIntroducing the O.S Speed R21 Euro3 Engine.\u003cbr\u003e\u003cbr\u003eFor 1\/8th On Road.\u003cbr\u003e\u003cbr\u003e\u003cp\u003eWe have achieved an overall increase in power output  while maintaining the smooth, flat power characteristics of O.S. SPEED R21  EURO2.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCrankcase:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eFeatures the proven R21 EURO2 crankcase with ceramic  bearings.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCrankshaft:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eWe have selected the R2105 crankshaft, which features  two tungsten weights (4.5 mm diameter). This contributes to improved throttle  response.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eC\u0026amp;P\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe cylinder liner features a newly designed structure  that offers excellent overall balance. The piston is same as R2106, but it has  undergone a special treatment to enhance its resistance to seizure.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eInnerhead:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eInnerhead features a redesigning of fin for better  heat management.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eOuterhead\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eOuterhead retain the signature black color of the O.S.  SPEED with newly designed laser logo.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCarburetor:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eFeatures the dust cover to avoid fuel leakage and air  in the line with “Dust  cover ring”.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eOther:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eOther internal parts are identical to R2106.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003eFor Combo set, it comes with TR03 EFRA2196+MR05\u003c\/p\u003e \u003c\/div\u003e","brand":"OS Engines","offers":[{"title":"Default Title","offer_id":61250763391310,"sku":"SCH-OS1FP00","price":389.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/1741\/0894\/files\/7162c92a-336f-4af1-a5f7-53074fd1a034.jpg?v=1792164328","url":"https:\/\/www.makeitbuildit.co.uk\/products\/o-s-speed-r21-euro3","provider":"Make It Build It","version":"1.0","type":"link"}