{"product_id":"wsm-complete-top-end-kit-for-yamaha-waverunner-wavejammer-73mm-bore-watercraft-engine-rebuild","title":"WSM Complete Top End Kit for Yamaha WaveRunner \u0026 WaveJammer 73mm Bore - Watercraft Engine Rebuild","description":"\u003cp\u003eComplete Top End Kits Include: Pistons, Rings, Wrist Pins, Circlips, Top End Bearings, Head, Base, Common Intake and Exhaust Gaskets required for rebuilding the top end of the motor\n\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe WSM Complete Top End Kit (Part Number 010-801-14) is designed to provide a comprehensive solution for rebuilding the top end of Yamaha WJ500 and WR500 watercraft engines from 1987 to 1992. This kit includes pistons, rings, wrist pins, circlips, top end bearings, and all necessary gaskets such as head, base, intake, and exhaust, making it an all-in-one package for engine restoration. Crafted specifically for a 73mm bore size, these components are engineered to restore power and performance efficiently.\u003cbr\u003eConstructed with high-strength hardened aluminum, the pistons in this kit belong to the Platinum Series, which offers exceptional durability by preventing skirt and ring groove breakage. The pistons feature a nonabrasive coating on the walls, reducing heat and friction during operation. This coating enhances horsepower output and significantly extends piston life, ensuring reliable performance over time.\u003cbr\u003eManufactured to meet or exceed OEM specifications, this kit guarantees compatibility and high-quality fitment for your Yamaha watercraft. The components are designed to withstand the demanding conditions of watercraft engine operation, providing both longevity and optimal power delivery. Whether you're performing a routine rebuild or restoring an older model, the WSM Complete Top End Kit offers a precise, durable solution to keep your Yamaha watercraft running smoothly and efficiently for many seasons to come.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePlatinum Series pistons made of high-strength hardened aluminum to prevent skirt and ring groove breakage\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNonabrasive coating on piston walls reduces heat and friction for increased horsepower and extended piston life\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade to exact OEM specifications ensuring proper fit and reliable performance\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eProduct Type: Piston kits \u0026amp; Components\n\u003cbr\u003eBore Size: 73.00 mm\n\u003cbr\u003eSegment: Watercraft\n\u003cbr\u003eDivision: Engine\n\u003cbr\u003eClass: Piston Kits \u0026amp; Components\n\u003cbr\u003eSub Class: Top End Kits\u003c\/p\u003e\n\n\u003cp\u003eFITMENT:\n\u003cbr\u003e1987 Yamaha WaveJammer (WJ500)\n\u003cbr\u003e1987 Yamaha WaveRunner (WR500)\n\u003cbr\u003e1988 Yamaha WaveJammer (WJ500)\n\u003cbr\u003e1988 Yamaha WaveRunner (WR500)\n\u003cbr\u003e1989 Yamaha WaveJammer (WJ500)\n\u003cbr\u003e1989 Yamaha WaveRunner (WR500)\n\u003cbr\u003e1990 Yamaha WaveJammer (WJ500)\n\u003cbr\u003e1990 Yamaha WaveRunner (WR500)\n\u003cbr\u003e1991 Yamaha WaveRunner (WR500)\n\u003cbr\u003e1992 Yamaha WaveRunner (WR500)\n\u003cbr\u003e1993 Yamaha WaveRunner (WR500)\u003c\/p\u003e","brand":"WSM","offers":[{"title":"Default Title","offer_id":47675472380061,"sku":"78-80114","price":219.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/9242\/8957\/files\/2ea9-572a89888960b_797ca0dc-3d17-4af0-9cfe-3dbd73d2da43.jpg?v=1771949628","url":"https:\/\/thepartjungle.com\/products\/wsm-complete-top-end-kit-for-yamaha-waverunner-wavejammer-73mm-bore-watercraft-engine-rebuild","provider":"The Part Jungle","version":"1.0","type":"link"}