{"product_id":"for-hisun-500-hs-ys-massimo-msu-bennche-cylinder-piston-top-end-kit-500cc-84-5mm","title":"For HiSun 500 HS YS MASSIMO MSU BENNCHE Cylinder Piston Top End Kit 500cc 84.5mm","description":"\u003ch2\u003eCylinder Piston Top End Kit for HiSun 500\u003c\/h2\u003e\u003cp\u003eThis 84.5mm cylinder piston top end kit for HiSun 500 restores compression on 500cc HS, YS, Massimo, MSU, and Bennche engines with a fresh piston, rings, cylinder, and gasket set.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis top end kit for HiSun 500 brings a 500cc engine back to life after wear, overheating, or a failed piston. Each 84.5mm cylinder piston top end kit for HiSun 500 includes the piston, rings, pin, clips, cylinder, and gaskets needed for a complete rebuild. Ideal for riders and shops servicing HS, YS, Massimo, MSU, and Bennche machines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e84.5mm bore matches the original 500cc cylinder displacement\u003c\/li\u003e\n\u003cli\u003ePiston and ring set sized for a true 500cc cylinder bore\u003c\/li\u003e\n\u003cli\u003eCylinder casting built for consistent wall thickness and cooling\u003c\/li\u003e\n\u003cli\u003eGasket set included to seal the top end on reassembly\u003c\/li\u003e\n\u003cli\u003eWrist pin and clips supplied for a complete install\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor HiSun 500 HS\u003c\/li\u003e\n\u003cli\u003efor HiSun 500 YS\u003c\/li\u003e\n\u003cli\u003efor Massimo MSU 500\u003c\/li\u003e\n\u003cli\u003efor Bennche 500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop end rebuilds after low compression or oil burning\u003c\/li\u003e\n\u003cli\u003eRoutine engine refresh on high-hour ATV and UTV units\u003c\/li\u003e\n\u003cli\u003eRepair shop rebuilds on 500cc utility machines\u003c\/li\u003e\n\u003cli\u003eTrail and farm use where dependable compression matters\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\u003e84.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCylinder, piston, rings, pin, clips, gaskets\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 Why is the bore size important? \u003cstrong\u003eA:\u003c\/strong\u003e The piston and rings must match the cylinder bore, and this kit is built at 84.5mm to suit 500cc engines. Confirm your existing bore before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this an original brand part? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is an aftermarket top end kit made for the listed machines. Verify your model and displacement before purchase.\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":50554009518166,"sku":"ZZ3M02475","price":179.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_2b43b809-6300-4d52-b6d9-2625d0e32a87.jpg?v=1790871541","url":"https:\/\/www.solidspare.com\/products\/for-hisun-500-hs-ys-massimo-msu-bennche-cylinder-piston-top-end-kit-500cc-84-5mm","provider":"Solid Spare","version":"1.0","type":"link"}