{"product_id":"namura-040-over-bore-piston-rings-for-polaris-most-2001-2006-90-2-stroke-53mm","title":"Namura .040 Over Bore Piston Rings for Polaris Most 2001-2006 90 2-Stroke 53mm","description":"\u003ch2\u003e.040 Over Bore Piston Rings for for Namura\u003c\/h2\u003e\u003cp\u003eThese .040 over bore piston rings for for Namura, sized at 53mm, provide the seal necessary to restore compression to your 2-stroke engine. \u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese .040 over bore piston rings for for Namura are precision components engineered to fit bored cylinders requiring an extra .040 of diameter. By choosing these .040 over bore piston rings for for Namura, you ensure your engine achieves the correct compression for efficient power delivery. This set is essential for completing a professional-grade top-end rebuild.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSuperior ring tension for a reliable seal\u003c\/li\u003e\n\u003cli\u003eEngineered for 53mm bore requirements\u003c\/li\u003e\n\u003cli\u003eHeat-treated for durability in 2-stroke applications\u003c\/li\u003e\n\u003cli\u003eHigh-precision finish for quick seating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris 90 2-Stroke 2001-2006\u003c\/li\u003e\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\u003e53mm +.040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Ring 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 What does .040 over mean? \u003cstrong\u003eA:\u003c\/strong\u003e It refers to the size above standard factory diameter required for cylinders that have been bored out to clean up wear. \u003cstrong\u003eA:\u003c\/strong\u003e Use these rings only with pistons sized for the corresponding bore.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I check my bore size? \u003cstrong\u003eA:\u003c\/strong\u003e Use a precision bore gauge or micrometer to measure the inner diameter of your cylinder before purchasing. \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":44792195645526,"sku":"SZ1F00896","price":24.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_071df841-ae88-47cb-b2c9-606e6258357e.jpg?v=1780063436","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-bore-piston-rings-for-polaris-most-2001-2006-90-2-stroke-53mm","provider":"Solid Spare","version":"1.0","type":"link"}