{"product_id":"stroker-crankshaft-steel-for-yamaha-yz-250-f-2003-2013","title":"Stroker Crankshaft Steel For Yamaha YZ 250 F 2003-2013","description":"Stroker Crankshaft\u003cli\u003eFactory assembled and trued to OEM specifications\u003c\/li\u003e\u003cli\u003eDrop in replacement crankshaft requires no modification unless noted \u003c\/li\u003e\u003cli\u003eCNC machined and dynamically balanced to suit the increased stroke\u003c\/li\u003e\u003cli\u003eAdd +2.00 mm to +4.00 mm of stroke depending on application\u003c\/li\u003e\u003cli\u003eUses stock piston unless noted\u003c\/li\u003e\u003cli\u003eMain bearings not included \u003c\/li\u003e\u003cli\u003eCan be matched with Cylinder Works Big Bore cylinders to get significant displacement and horsepower gains\u003c\/li\u003e\u003cli\u003eNot re-buildable as the rods are shorter than OEM.\u003c\/li\u003eConnecting rod side clearance is 0.25 mm - 0.45 mm.\n+3.00 mm stroke increase makes 264 cc.\nUses stock piston.\nBolt in and go.\nWhen using Cylinder Works big bore cylinder kit it will make 285 cc.\u003cp\u003eThis item fits to following bikes.\u003c\/p\u003e\u003cli\u003eYamaha YZ 250 F 2003-2013\u003c\/li\u003e","brand":"Hot Rods","offers":[{"title":"Default Title","offer_id":55866554974587,"sku":"09210039","price":480.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/6881\/0972\/files\/09210039_01.jpg?v=1761305792","url":"https:\/\/motosuperstore.co.uk\/products\/stroker-crankshaft-steel-for-yamaha-yz-250-f-2003-2013","provider":"Moto Superstore","version":"1.0","type":"link"}