{"product_id":"4767m08750-wiseco-piston-kit-for-yamaha-tt500-xt500-1976-1981-87-50mm-12-1-020","title":"4767M08750 Wiseco Piston Kit for Yamaha TT500 XT500 1976-1981 87.50mm 12:1 .020","description":"\u003ch2\u003eWiseco .020 Piston Kit for Yamaha TT500 \u0026amp; XT500\u003c\/h2\u003e\u003cp\u003eThis Wiseco .020 piston kit is an 87.50 mm, 12:1 compression forged piston assembly for Yamaha TT500 and XT500 engines, cross-referenced to 4767M08750.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Wiseco .020 piston kit delivers a forged 87.50 mm piston with a 12:1 compression ratio for Yamaha TT500 and XT500 engines produced from 1976 through 1981. The kit carries the Wiseco part number 4767M08750, giving riders and rebuilders a known reference for an oversize build. It suits engine builders and vintage off-road enthusiasts restoring or freshening a top end.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e87.50 mm piston diameter\u003c\/li\u003e\n\u003cli\u003e12:1 compression ratio\u003c\/li\u003e\n\u003cli\u003eWiseco forged piston construction\u003c\/li\u003e\n\u003cli\u003e.020 oversize bore\u003c\/li\u003e\n\u003cli\u003eWiseco part number 4767M08750\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha TT500 1976-1981\u003c\/li\u003e\n\u003cli\u003efor Yamaha XT500 1976-1981\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop end rebuilds on vintage four-stroke singles\u003c\/li\u003e\n\u003cli\u003eBore freshening on worn cylinders\u003c\/li\u003e\n\u003cli\u003eVintage trail and enduro engine builds\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\u003e4767M08750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e87.50 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\u003e12:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.020\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 Does this kit include rings and pin? \u003cstrong\u003eA:\u003c\/strong\u003e Piston kits of this type typically ship with rings, pin, and clips, but confirm the exact contents with the listing before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will the 12:1 ratio work with pump fuel? \u003cstrong\u003eA:\u003c\/strong\u003e A 12:1 ratio generally calls for higher octane fuel than stock. Confirm your fuel and tuning setup before running this piston.\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":51139936223318,"sku":"OO1C22327","price":523.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_54211a9d-556d-41d1-847f-6a5b9113119b.jpg?v=1794565755","url":"https:\/\/www.solidspare.com\/products\/4767m08750-wiseco-piston-kit-for-yamaha-tt500-xt500-1976-1981-87-50mm-12-1-020","provider":"Solid Spare","version":"1.0","type":"link"}