{"product_id":"standard-bore-piston-kit-for-yamaha-wave-runner-500-1989-1991-1993","title":"Standard Bore Piston Kit for Yamaha Wave Runner 500 1989-1991 1993","description":"\u003ch2\u003eStandard Bore Piston Kit for Yamaha Wave Runner 500\u003c\/h2\u003e\u003cp\u003eThis Standard Bore Piston Kit for Yamaha Wave Runner 500 models from 1989-1991 and 1993 restores top-end compression so your personal watercraft engine runs strong again.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Standard Bore Piston Kit for Yamaha Wave Runner 500 models is a direct-fit top-end rebuild solution for worn or seized pistons. It restores proper compression and smooth engine operation for riders maintaining older Yamaha Wave Runner 500 watercraft. Ideal for DIY mechanics and shops handling routine two-stroke top-end service.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eStandard bore sizing matches original cylinder dimensions for a drop-in fit\u003c\/li\u003e\n\u003cli\u003eConstructed for reliable two-stroke marine engine operation\u003c\/li\u003e\n\u003cli\u003eRestores lost compression and improves throttle response\u003c\/li\u003e\n\u003cli\u003eSuited for routine top-end rebuilds and overhaul work\u003c\/li\u003e\n\u003cli\u003eEngineered for consistent performance across the RPM range\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha Wave Runner 500 (1989-1991)\u003c\/li\u003e\n\u003cli\u003efor Yamaha Wave Runner 500 (1993)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuilds on older Yamaha Wave Runner 500 watercraft\u003c\/li\u003e\n\u003cli\u003eSeasonal engine maintenance and compression restoration\u003c\/li\u003e\n\u003cli\u003eReplacing scored or worn pistons after engine teardown\u003c\/li\u003e\n\u003cli\u003eShop and DIY repairs on vintage personal watercraft\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 Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Bore Piston Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1989-1991, 1993\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 Do I need to hone the cylinder before installing this kit? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, honing the cylinder is recommended to ensure proper ring seating and sealing. Check bore dimensions against the piston before assembly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this kit sold as a single piston or a set? \u003cstrong\u003eA:\u003c\/strong\u003e Confirm the quantity in the listing before ordering, since some kits include a single piston and others cover both cylinders. Match the kit to your engine configuration.\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":51060171702358,"sku":"OO1C01697","price":163.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_eae874d6-499e-4f07-a653-b40f610888fb.jpg?v=1794306765","url":"https:\/\/www.solidspare.com\/products\/standard-bore-piston-kit-for-yamaha-wave-runner-500-1989-1991-1993","provider":"Solid Spare","version":"1.0","type":"link"}