{"product_id":"2-namura-piston-kits-for-kawasaki-1982-1990-js550-sx550-020-over-bore-75-5mm","title":"2 Namura Piston Kits for Kawasaki 1982-1990 JS550 \u0026 SX550 .020 Over Bore 75.5mm","description":"\u003ch2\u003eNamura Piston Kit (2-Pack) for Kawasaki JS550 \u0026amp; SX550 .020 Over Bore 75.5mm\u003c\/h2\u003e\u003cp\u003eThis pair of Namura piston kits provides .020 over bore size 75.5mm for Kawasaki JS550 and SX550 personal watercraft from 1982 to 1990, offering a direct replacement for worn pistons.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese Namura piston kits are designed for Kawasaki JS550 and SX550 models needing a .020 over bore. Each piston kit includes a piston, rings, and wrist pin for a complete rebuild. Ideal for restoring compression and performance in 1982-1990 Kawasaki watercraft.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined aluminum alloy\u003c\/li\u003e\n\u003cli\u003e.020 over bore (75.5mm) for cylinder refurbishment\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pin\u003c\/li\u003e\n\u003cli\u003eTwo complete kits per set\u003c\/li\u003e\n\u003cli\u003eDesigned for high-revving two-stroke engines\u003c\/li\u003e\n\u003cli\u003eMeets Namura quality standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Kawasaki JS550 (1982-1990)\u003c\/li\u003e\n\u003cli\u003efor Kawasaki SX550 (1982-1990)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePersonal watercraft rebuilds\u003c\/li\u003e\n\u003cli\u003eRestoring lost compression\u003c\/li\u003e\n\u003cli\u003eReplacing worn or damaged pistons\u003c\/li\u003e\n\u003cli\u003ePerformance restoration of classic jet skis\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e75.5mm\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 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 piston kits\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 these piston kits require cylinder boring? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, these .020 over bore pistons require the cylinder to be bored to 75.5mm for proper fit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What components are included in each kit? \u003cstrong\u003eA:\u003c\/strong\u003e Each Namura piston kit includes a piston, piston rings, and wrist pin.\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":44949765062742,"sku":"SZ1F14393","price":217.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_c6b118b7-84b8-49e5-afe0-89d195d7a966.jpg?v=1781398394","url":"https:\/\/www.solidspare.com\/products\/2-namura-piston-kits-for-kawasaki-1982-1990-js550-sx550-020-over-bore-75-5mm","provider":"Solid Spare","version":"1.0","type":"link"}