{"product_id":"393m06600-wiseco-piston-kit-080-for-yamaha-rd350-rd400-1973-1979-66-00mm","title":"393M06600 Wiseco Piston Kit .080 for Yamaha RD350 RD400 1973-1979 66.00mm","description":"\u003ch2\u003eWiseco .080 Piston Kit for Yamaha RD350 \u0026amp; RD400\u003c\/h2\u003e\u003cp\u003eThis Wiseco 0.080 inch oversize piston kit, reference 393M06600, is a 66.00 mm bore piston assembly for the Yamaha RD350 and RD400 two-stroke twins built from 1973 through 1979.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Wiseco .080 Piston Kit for Yamaha RD350 and RD400 brings worn or damaged cylinders back to spec after an overbore. Each Wiseco piston kit for Yamaha RD350 and RD400 measures 66.00 mm, letting a machinist clean up scoring and taper during a top end rebuild. Riders and shops working on tired RD two-strokes get a forged Wiseco piston kit for Yamaha RD350 and RD400 made for the extra displacement.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged aluminum construction for added strength under combustion pressure\u003c\/li\u003e\n\u003cli\u003e0.080 inch oversize bore size of 66.00 mm\u003c\/li\u003e\n\u003cli\u003eWiseco 393M06600 series piston for the RD350 and RD400 engine\u003c\/li\u003e\n\u003cli\u003eBuilt for two-stroke engines turning high rpm\u003c\/li\u003e\n\u003cli\u003eIntended for cylinders machined to match the oversize bore\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha RD350 1973-1979\u003c\/li\u003e\n\u003cli\u003efor Yamaha RD400 1975-1979\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop end rebuilds where the cylinder needs an overbore\u003c\/li\u003e\n\u003cli\u003eRepairing scored or worn RD350 and RD400 cylinders\u003c\/li\u003e\n\u003cli\u003eVintage motorcycle restoration projects\u003c\/li\u003e\n\u003cli\u003eTwo-stroke engine rebuilds at a machine shop\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\u003e393M06600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e66.00 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 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOversize, forged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Fitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha RD350 and RD400, 1973-1979\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 piston drop into a stock cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, the .080 inch oversize piston requires the cylinder to be bored and honed to 66.00 mm before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if I need this oversize instead of a standard piston? \u003cstrong\u003eA:\u003c\/strong\u003e Have the cylinder measured by a machinist, since scoring, taper, or wear beyond standard spec is what calls for an oversize 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":51140129325142,"sku":"OO1C22591","price":417.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_706352f3-e344-4ac9-9f1a-2ec74f4a5e0b.jpg?v=1794565957","url":"https:\/\/www.solidspare.com\/products\/393m06600-wiseco-piston-kit-080-for-yamaha-rd350-rd400-1973-1979-66-00mm","provider":"Solid Spare","version":"1.0","type":"link"}