{"product_id":"namura-060-over-bore-piston-kit-for-honda-trx300ex-trx300x-1993-2009-75-5mm","title":"Namura .060 Over Bore Piston Kit for Honda TRX300EX \u0026 TRX300X 1993-2009 75.5mm","description":"\u003ch2\u003eNamura .060 Over Bore Piston Kit for Honda\u003c\/h2\u003e\u003cp\u003eThe Namura .060 Over Bore Piston Kit is a direct replacement piston assembly designed to restore compression and performance in Honda TRX300EX and TRX300X models from 1993 to 2009, using a 75.5mm overbore to refresh worn cylinders.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Namura .060 Over Bore Piston Kit is specifically engineered for Honda TRX300EX and TRX300X engines from 1993-2009. It provides a precise 75.5mm bore diameter to restore lost compression and horsepower. Riders rebuilding their ATV engines will find this Namura .060 Over Bore Piston Kit a reliable and cost-effective solution.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eManufactured from high-strength aluminum alloy for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined 75.5mm bore diameter for exact fitment\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pin for complete assembly\u003c\/li\u003e\n\u003cli\u003eEngineered to withstand high RPM operation\u003c\/li\u003e\n\u003cli\u003eProvides consistent compression and power output\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda TRX300EX (1993-2009)\u003c\/li\u003e\n\u003cli\u003efor Honda TRX300X (1993-2009)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCommonly used in trail riding and recreational ATV applications\u003c\/li\u003e\n\u003cli\u003eIdeal for restoring worn engines to like-new performance\u003c\/li\u003e\n\u003cli\u003eAppropriate for competitive racing or aggressive riding\u003c\/li\u003e\n\u003cli\u003eSuitable for rebuilds on older Honda 300cc four-stroke 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\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.060 (1.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda TRX300EX \u0026amp; TRX300X 1993-2009\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\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 Will this piston kit work with my original cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e This is a .060 over bore piston, so your cylinder must be bored to 75.5mm to match. Confirm your current bore size before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include a pin and circlips? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit comes with a wrist pin and rings, though circlips may need to be reused or sourced separately—check the product listing for exact contents.\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":44890471301206,"sku":"SZ1F11422","price":131.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_4939ab31-063f-466b-b58b-7c39d2d3ac74.jpg?v=1781140057","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-bore-piston-kit-for-honda-trx300ex-trx300x-1993-2009-75-5mm","provider":"Solid Spare","version":"1.0","type":"link"}