{"product_id":"namura-030-over-bore-piston-gasket-kit-for-honda-rancher-420-2009-2026-87-25mm","title":"Namura .030 Over Bore Piston, Gasket Kit for Honda Rancher 420 2009-2026 87.25mm","description":"\u003ch2\u003e.030 Over Bore Piston \u0026amp; Gasket Kit for Honda Rancher 420\u003c\/h2\u003e\u003cp\u003eThis .030 over bore piston and gasket kit for Honda Rancher 420 delivers a precision rebuild solution for 2009-2026 models with an 87.25mm oversize piston and matched gaskets to restore engine compression and performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe .030 over bore piston and gasket kit for Honda Rancher 420 is designed for engine overhauls requiring a 0.030-inch oversize piston. It includes a forged piston, rings, wrist pin, and complete gasket set to refresh your ATV’s top end. This kit is intended for Honda Rancher 420 owners performing a rebuild to eliminate cylinder wear and improve power delivery.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOversized 87.25mm piston provides tight cylinder clearance after boring\u003c\/li\u003e\n\u003cli\u003eHigh-strength aluminum alloy construction resists heat and stress\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves ensure proper oil control and compression\u003c\/li\u003e\n\u003cli\u003eComplete gasket set includes head, base, and valve cover gaskets\u003c\/li\u003e\n\u003cli\u003eEach component is engineered to match OEM specifications for a reliable fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Honda Rancher 420 (2009-2026)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding with worn top-end restored to like-new power\u003c\/li\u003e\n\u003cli\u003eFarm or utility work requiring reliable engine performance\u003c\/li\u003e\n\u003cli\u003eEngine rebuilding after high mileage or overheating damage\u003c\/li\u003e\n\u003cli\u003ePower sports maintenance and repair shops handling Rancher 420 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e87.25mm (0.030 over bore)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda Rancher 420 2009-2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, rings, wrist pin, circlips, complete gasket set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew aftermarket\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 Is the piston pre-assembled with rings? \u003cstrong\u003eA:\u003c\/strong\u003e Rings are included but not pre-installed; follow the manufacturer’s ring gap and orientation instructions during assembly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to have the cylinder bored to match? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the cylinder must be professionally bored to 87.25mm and honed to accept this oversize piston for proper clearance and sealing.\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":44949775843414,"sku":"SZ1F14710","price":230.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_412693eb-2040-4622-8932-f9cc920f427c.jpg?v=1781398786","url":"https:\/\/www.solidspare.com\/products\/namura-030-over-bore-piston-gasket-kit-for-honda-rancher-420-2009-2026-87-25mm","provider":"Solid Spare","version":"1.0","type":"link"}