{"product_id":"namura-060-over-bore-piston-rings-for-polaris-trail-boss-250-1985-1999-73-5mm","title":"Namura .060 Over Bore Piston Rings for Polaris Trail Boss 250 1985-1999 73.5mm","description":"\u003ch2\u003e.060 Over Bore Piston Rings for for Namura\u003c\/h2\u003e\u003cp\u003eThese .060 over bore piston rings for for Namura ensure proper compression and oil control for your engine cylinder. These rings are sized at 73.5mm to restore performance to your engine during a rebuild.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe .060 over bore piston rings for for Namura are crafted to provide an exact seal within the cylinder wall. Installing these .060 over bore piston rings helps regain lost power by maintaining cylinder pressure. Mechanics rely on these .060 over bore piston rings for precision engine service.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision manufacturing for exact cylinder fit\u003c\/li\u003e\n\u003cli\u003eHigh strength material composition\u003c\/li\u003e\n\u003cli\u003eOptimized ring tension for better compression\u003c\/li\u003e\n\u003cli\u003eHeat treated for increased durability\u003c\/li\u003e\n\u003cli\u003ePrecision ground for improved seating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris Trail Boss 250 1985-1999\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eComplete engine top end overhauls\u003c\/li\u003e\n\u003cli\u003eRestoring compression on aging powerplants\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance for high hour 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\u003e73.5mm\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\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 Should I hone the cylinder before installation? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, deglazing the cylinder wall is necessary to allow the new rings to seat properly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Are these rings compatible with a stock bore? \u003cstrong\u003eA:\u003c\/strong\u003e No, these are specifically designed for an oversized cylinder bore.\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":44792290803798,"sku":"SZ1F02265","price":32.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_164f2671-a42c-4584-b081-731dd3cbeb0d.jpg?v=1780066495","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-bore-piston-rings-for-polaris-trail-boss-250-1985-1999-73-5mm","provider":"Solid Spare","version":"1.0","type":"link"}