{"product_id":"4-namura-standard-bore-size-b-piston-kits-for-kawasaki-jet-ski-stx-12f-83mm","title":"4 Namura Standard Bore Size B Piston Kits for Kawasaki Jet Ski STX-12F 83mm","description":"\u003ch2\u003e4 Namura Standard Bore Size B Piston Kits for Kawasaki Jet Ski STX-12F 83mm\u003c\/h2\u003e\u003cp\u003eThis set of four Namura standard bore size B piston kits provides a direct replacement for Kawasaki Jet Ski STX-12F models, restoring compression and power with 83mm bore diameter.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese four Namura standard bore size B piston kits are designed for Kawasaki Jet Ski STX-12F watercraft, featuring a precise 83mm bore. Each kit includes a piston, rings, and wrist pin for a complete top-end rebuild. The kits deliver reliable performance for personal watercraft engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined from high-strength aluminum alloy\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pin for complete installation\u003c\/li\u003e\n\u003cli\u003eStandard bore size B ensures proper fitment for 83mm bore\u003c\/li\u003e\n\u003cli\u003eDesigned for long service life in high-revving jet ski engines\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Kawasaki Jet Ski STX-12F\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine rebuilding for personal watercraft\u003c\/li\u003e\n\u003cli\u003eReplacing worn pistons to restore compression\u003c\/li\u003e\n\u003cli\u003ePerformance restoration after top-end failure\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance for high-hour engines\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\u003e83mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 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 Are these pistons pre-assembled? \u003cstrong\u003eA:\u003c\/strong\u003e Each kit includes piston, rings, and wrist pin; rings must be installed on the piston following the manufacturer's gap orientation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the difference between standard bore size B and C? \u003cstrong\u003eA:\u003c\/strong\u003e Size B and C indicate different piston diameters within the same 83mm bore class; confirm your cylinder measurement before ordering.\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":44949981069398,"sku":"SZ1F16642","price":549.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_559776e3-e14e-4ef9-b2c2-5bcc80fc9c0c.jpg?v=1781401843","url":"https:\/\/www.solidspare.com\/products\/4-namura-standard-bore-size-b-piston-kits-for-kawasaki-jet-ski-stx-12f-83mm","provider":"Solid Spare","version":"1.0","type":"link"}