{"product_id":"namura-020-over-bore-piston-kit-fits-honda-sportrax-250-trx250ex-trx250x-69mm","title":"Namura .020 Over Bore Piston Kit fits Honda Sportrax 250 TRX250EX \u0026 TRX250X 69mm","description":"\u003ch2\u003eNamura .020 Over Bore Piston Kit for Honda\u003c\/h2\u003e\u003cp\u003eThis .020 over bore piston kit from Namura provides a 69mm piston for rebuilding Honda Sportrax 250 TRX250EX and TRX250X engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .020 over bore piston kit is a direct replacement for Honda Sportrax 250 models, offering a 69mm bore size to refresh worn cylinders. It is engineered for high-performance and reliable operation in Honda TRX250EX and TRX250X ATVs. This piston kit includes rings and pin for a complete overhaul.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-cast aluminum alloy piston for durability\u003c\/li\u003e\n\u003cli\u003e.020 overbore size (69mm) to restore cylinder clearance\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pin for complete installation\u003c\/li\u003e\n\u003cli\u003eDesigned for high-rpm use in sport ATV engines\u003c\/li\u003e\n\u003cli\u003eStrict quality control from Namura for consistent fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda TRX250EX\u003c\/li\u003e\n\u003cli\u003efor Honda TRX250X\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding Honda Sportrax 250 engines after cylinder wear\u003c\/li\u003e\n\u003cli\u003ePerformance rebuilds for trail riding and racing\u003c\/li\u003e\n\u003cli\u003eEngine overhaul in TRX250EX and TRX250X ATVs\u003c\/li\u003e\n\u003cli\u003eRestoring compression and power in high-mileage 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\u003e69mm (.020 over)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda TRX250EX \/ TRX250X\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 What is the difference between standard bore and .020 over? \u003cstrong\u003eA:\u003c\/strong\u003e A .020 over piston is used when the cylinder is slightly worn and needs a light bore to restore factory clearances. Always measure your cylinder before ordering to confirm the correct oversize.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include a piston pin? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit includes the wrist pin and rings, but you may need to reuse your original circlips or purchase them separately.\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":44890474512470,"sku":"SZ1F11457","price":131.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_d7b8c825-9e20-4c73-b899-7ec121901d82.jpg?v=1781140095","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-piston-kit-fits-honda-sportrax-250-trx250ex-trx250x-69mm","provider":"Solid Spare","version":"1.0","type":"link"}