{"product_id":"560m07000-wiseco-080-piston-kit-for-yamaha-yz250-1983-1987-70-00mm","title":"560M07000 Wiseco .080 Piston Kit for Yamaha YZ250 1983-1987 70.00mm","description":"\u003ch2\u003ePiston Kit for Yamaha\u003c\/h2\u003e\u003cp\u003eThis 70.00 mm piston kit is built to refresh the top end of a Yamaha YZ250, restoring compression and reliable power; it matches Wiseco reference 560M07000 at a .080 oversize bore.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis piston kit is a direct top-end replacement that restores compression, ring seal, and performance in a worn cylinder. Sized at 70.00 mm with a .080 oversize bore, this piston kit for Yamaha YZ250 two-strokes helps riders rebuild with confidence. It is built for riders and mechanics rebuilding a vintage YZ250 engine.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e70.00 mm bore diameter at .080 oversize\u003c\/li\u003e\n\u003cli\u003eWiseco reference 560M07000 for easy cross-checking\u003c\/li\u003e\n\u003cli\u003eForged piston construction built for two-stroke use\u003c\/li\u003e\n\u003cli\u003eMatched ring set for proper cylinder seal\u003c\/li\u003e\n\u003cli\u003eWrist pin and circlips included in the kit\u003c\/li\u003e\n\u003cli\u003eDesigned to restore factory-style compression\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ250 1983\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250 1984\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250 1985\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250 1986\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250 1987\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuild after a cylinder bore or hone\u003c\/li\u003e\n\u003cli\u003eRestoring compression on a tired two-stroke engine\u003c\/li\u003e\n\u003cli\u003eRoutine race-season maintenance on vintage motocross bikes\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\u003e560M07000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.080\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 What does the .080 oversize mean? \u003cstrong\u003eA:\u003c\/strong\u003e The piston is sized larger to match a cylinder that has been bored oversize for proper clearance. \u003cstrong\u003eA:\u003c\/strong\u003e Always measure the bore before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include rings and pin? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this piston kit ships with the matching ring set, wrist pin, and circlips for installation.\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":51140039508054,"sku":"OO1C22480","price":488.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_bac92f30-8dee-4dc6-9814-99ce31d595f2.jpg?v=1794565913","url":"https:\/\/www.solidspare.com\/products\/560m07000-wiseco-080-piston-kit-for-yamaha-yz250-1983-1987-70-00mm","provider":"Solid Spare","version":"1.0","type":"link"}