{"product_id":"451m08550-wiseco-020-piston-kit-for-yamaha-yz465-it465-1980-1982-85-50-mm","title":"451M08550 Wiseco .020 Piston Kit for Yamaha YZ465 IT465 1980-1982 85.50 mm","description":"\u003ch2\u003eWiseco .020 Piston Kit for Yamaha YZ465 and IT465\u003c\/h2\u003e\u003cp\u003eThis Wiseco .020 overbore piston kit for Yamaha YZ465 and IT465 models refreshes the top end on 1980-1982 machines, with the 85.50 mm piston cross-referencing 451M08550.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Wiseco .020 piston kit for Yamaha YZ465 and IT465 machines is a forged top-end replacement sized for a 0.020 inch overbore. It serves riders and rebuilders working on 1980-1982 YZ465 and IT465 engines who want a reliable piston for Yamaha two-strokes. The 85.50 mm sizing and 451M08550 reference make matching to your cylinder straightforward.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged piston construction for durability under two-stroke heat and load\u003c\/li\u003e\n\u003cli\u003e.020 overbore sizing at 85.50 mm for a light cylinder cleanup\u003c\/li\u003e\n\u003cli\u003eCross-references 451M08550 for simple parts identification\u003c\/li\u003e\n\u003cli\u003eKit format groups the piston with its matching top-end components\u003c\/li\u003e\n\u003cli\u003eEngineered around 1980-1982 Yamaha YZ465 and IT465 dimensions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ465, 1980\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ465, 1981\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ465, 1982\u003c\/li\u003e\n\u003cli\u003efor Yamaha IT465, 1980\u003c\/li\u003e\n\u003cli\u003efor Yamaha IT465, 1981\u003c\/li\u003e\n\u003cli\u003efor Yamaha IT465, 1982\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuilds where a light overbore is needed\u003c\/li\u003e\n\u003cli\u003eRefresh work on cylinders with minor wear\u003c\/li\u003e\n\u003cli\u003eKeeping vintage YZ465 and IT465 motocross and enduro bikes running\u003c\/li\u003e\n\u003cli\u003eGarage and shop engine service projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e451M08550\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85.50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverbore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Fitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Yamaha YZ465 and IT465, 1980-1982\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 Will this kit work on both the YZ465 and IT465? \u003cstrong\u003eA:\u003c\/strong\u003e It is listed for both models in the 1980-1982 range, but confirm your bore size and cylinder condition first. \u003cstrong\u003eQ:\u003c\/strong\u003e What makes the .020 size different from a .040 kit? \u003cstrong\u003eA:\u003c\/strong\u003e The .020 overbore removes less material, so measure your cylinder wear before choosing between the two.\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":51140029513814,"sku":"OO1C22461","price":483.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_9dcf8366-71bf-4d61-abbe-289712b318f6.jpg?v=1794565909","url":"https:\/\/www.solidspare.com\/products\/451m08550-wiseco-020-piston-kit-for-yamaha-yz465-it465-1980-1982-85-50-mm","provider":"Solid Spare","version":"1.0","type":"link"}