{"product_id":"wiseco-std-piston-crankshaft-gasket-set-77-00-mm-for-yamaha-yz250f-2008-2011-13","title":"Wiseco Std Piston Crankshaft Gasket Set 77.00 mm for Yamaha YZ250F 2008-2011 13.","description":"\u003ch2\u003eWiseco Std Piston\/Crankshaft\/Gasket Set for Yamaha\u003c\/h2\u003e\u003cp\u003eThis Wiseco Std Piston\/Crankshaft\/Gasket Set for Yamaha YZ250F 2008-2011 rebuilds the engine with a 77.00 mm piston at 13.5:1 compression, a matched crankshaft, and a full gasket set for dependable performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Wiseco Std Piston\/Crankshaft\/Gasket Set for Yamaha YZ250F 2008-2011 brings together the primary rotating and sealing parts for a complete engine rebuild. With a 77.00 mm piston at 13.5:1 compression and a matched crankshaft, this kit keeps the top and bottom end working in sync for riders who expect consistent power. It is built for mechanics and riders refreshing an older YZ250F engine with quality aftermarket components.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e77.00 mm standard bore piston designed for the YZ250F cylinder\u003c\/li\u003e\n\u003cli\u003e13.5:1 compression ratio supporting strong combustion and response\u003c\/li\u003e\n\u003cli\u003eMatched crankshaft engineered for high-rpm four-stroke loads\u003c\/li\u003e\n\u003cli\u003eComplete gasket set included for a full engine rebuild\u003c\/li\u003e\n\u003cli\u003eWiseco aftermarket parts made for consistent fit and finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ250F 2008\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F 2009\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F 2010\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F 2011\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop and bottom end rebuilds after piston or crankshaft failure\u003c\/li\u003e\n\u003cli\u003eRestoring lost compression on a tired YZ250F engine\u003c\/li\u003e\n\u003cli\u003eScheduled teardown during race season servicing\u003c\/li\u003e\n\u003cli\u003eReplacing worn internals on a high-hour four-stroke\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e77.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStyle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, crankshaft, gasket set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this kit be used for a complete engine rebuild? \u003cstrong\u003eA:\u003c\/strong\u003e It includes a piston, crankshaft, and gasket set, covering the main components for a top and bottom end refresh. Depending on engine condition, bearings or additional hardware might still be required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is the 77.00 mm piston a stock replacement size? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, 77.00 mm is the standard bore, so measure the cylinder first to confirm it has not been overbored. Verify clearances during assembly for a proper fit.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51143001997398,"sku":"OO1C24191","price":1957.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_8db96698-2dc4-4dda-9732-3542374a8231.jpg?v=1794566935","url":"https:\/\/www.solidspare.com\/products\/wiseco-std-piston-crankshaft-gasket-set-77-00-mm-for-yamaha-yz250f-2008-2011-13","provider":"Solid Spare","version":"1.0","type":"link"}