{"product_id":"namura-040-over-bore-piston-gasket-kit-for-honda-fourtrax-300-2x4-4x4-75mm","title":"Namura .040 Over Bore Piston \u0026 Gasket Kit for Honda Fourtrax 300 2x4 \u0026 4x4 75mm","description":"\u003ch2\u003eNamura .040 Over Bore Piston \u0026amp; Gasket Kit for Honda\u003c\/h2\u003e\u003cp\u003eThis .040 over bore piston and gasket kit rebuilds the top end of your Honda Fourtrax 300 2x4 and 4x4, featuring a 75mm bore size.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Namura .040 over bore piston and gasket kit is a complete top-end rebuild solution for Honda Fourtrax 300 models. It includes the piston, rings, and all necessary gaskets to restore compression and power. Designed for 2x4 and 4x4 variants, this kit provides the oversize needed to refresh a worn cylinder.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePremium cast piston for reliable performance\u003c\/li\u003e\n\u003cli\u003e.040 oversize provides proper clearance for re-bored cylinders\u003c\/li\u003e\n\u003cli\u003eIncludes complete gasket set for a leak-free seal\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves for optimal ring seating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda Fourtrax 300 2x4\u003c\/li\u003e\n\u003cli\u003efor Honda Fourtrax 300 4x4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCommonly used during engine rebuilds after cylinder boring\u003c\/li\u003e\n\u003cli\u003eSuitable for restoring performance on farm or ranch utility ATVs\u003c\/li\u003e\n\u003cli\u003eIdeal for trail riding applications requiring reliable power\u003c\/li\u003e\n\u003cli\u003eUsed by mechanics for top-end overhauls\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\u003e75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.040 (0.040 inches)\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, gasket set\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 I need to have my cylinder bored to use this piston? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this .040 over piston requires the cylinder to be bored to the matching oversize by a qualified machine shop. \u003cstrong\u003eQ:\u003c\/strong\u003e Is this kit compatible with both manual and electric start models? \u003cstrong\u003eA:\u003c\/strong\u003e It fits Honda Fourtrax 300 models regardless of start type, but always verify your engine serial number.\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":44890817953878,"sku":"SZ1F13363","price":164.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_8e099309-3c33-4861-bbc6-65c2432cbb4b.jpg?v=1781144030","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-bore-piston-gasket-kit-for-honda-fourtrax-300-2x4-4x4-75mm","provider":"Solid Spare","version":"1.0","type":"link"}