{"product_id":"namura-big-bore-piston-rings-for-honda-trx400ex-trx400x-sportrax-89mm","title":"Namura Big Bore Piston Rings for Honda TRX400EX \u0026 TRX400X Sportrax 89mm","description":"\u003ch2\u003eNamura Big Bore Piston Rings for Honda\u003c\/h2\u003e\u003cp\u003eThese Namura big bore piston rings are designed for Honda TRX400EX and TRX400X Sportrax models with an 89mm bore size to restore compression and power.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura Big Bore Piston Rings for Honda are high-performance rings intended for the TRX400EX and TRX400X Sportrax ATVs. They provide a precise seal between piston and cylinder wall, increasing compression and reducing blow-by. These rings are an essential component for engine rebuilds or big bore upgrades.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eManufactured from high-strength steel for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-ground to exact 89mm bore size\u003c\/li\u003e\n\u003cli\u003eProvides excellent oil control and compression sealing\u003c\/li\u003e\n\u003cli\u003eDesigned for use with Namura big bore pistons\u003c\/li\u003e\n\u003cli\u003eReduces friction for improved engine efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda TRX400EX Sportrax\u003c\/li\u003e\n\u003cli\u003efor Honda TRX400X Sportrax\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding a top end on a Honda TRX400 engine\u003c\/li\u003e\n\u003cli\u003eUpgrading to a big bore piston for increased displacement\u003c\/li\u003e\n\u003cli\u003eReplacing worn rings to restore lost compression\u003c\/li\u003e\n\u003cli\u003eRacing or recreational off-road riding\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Ring Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e89mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda TRX400EX\/TRX400X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNamura\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 these rings require any special installation tools? \u003cstrong\u003eA:\u003c\/strong\u003e A standard ring expander is recommended to avoid damaging the rings during installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Are these rings compatible with stock Honda pistons? \u003cstrong\u003eA:\u003c\/strong\u003e They are designed for Namura big bore pistons; using with stock pistons may not be recommended.\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":44847197487190,"sku":"SZ1F05518","price":48.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_b6cd3507-8aa7-4f62-aa46-cd17ad404165.jpg?v=1781059522","url":"https:\/\/www.solidspare.com\/products\/namura-big-bore-piston-rings-for-honda-trx400ex-trx400x-sportrax-89mm","provider":"Solid Spare","version":"1.0","type":"link"}