{"product_id":"mahle-oe-performance-steel-napier-2nd-ring-set-4-325-inch-x-043-inch-x-135-inch-rw-plain-rings","title":"Mahle OE Performance Steel Napier 2nd Ring Set - 4.325 Inch x .043 Inch x .135 Inch RW Plain Rings","description":"\u003cp\u003eUpgrade your engine's sealing performance with the Mahle OE Performance Steel Napier 2nd Ring Set, designed for precise fit and durability. Each set includes high-quality plain rings crafted from steel, engineered to withstand the rigors of high-performance applications. The rings feature a 4.325-inch diameter, with a thickness of .043 inches and a width of .135 inches, ensuring optimal compression and oil control within your engine assembly. These rings are ideal for rebuilds or performance enhancements, providing reliable sealing and extended engine life.\u003cbr\u003eConstructed from premium steel, the Mahle rings deliver excellent wear resistance and maintain their integrity over time. The design incorporates a Napier profile, which enhances debris scraping from the cylinder walls, promoting cleaner operation and reducing the likelihood of piston ring blow-by. Suitable for a variety of automotive applications, these rings are a dependable choice for mechanics and enthusiasts seeking quality and performance.\u003cbr\u003eNote that these rings are not CARB approved, and they are not intended for use in applications requiring strict emissions compliance. They are compatible with engines where performance and durability are prioritized, and air freight restrictions do not apply. Each set is designed to fit specific engine configurations, ensuring a precise and secure fit for optimal performance and longevity.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePerformance steel construction for durability and wear resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNapier profile design for efficient debris removal from cylinder walls\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePrecisely engineered dimensions: 4.325 inches diameter, .043 inches thick, .135 inches wide\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReliable sealing for high-performance engine rebuilds\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for automotive applications requiring durable piston rings\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle OE","offers":[{"title":"Default Title","offer_id":46981937660103,"sku":"mhl3021349","price":55.97,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/8cb37949610ae95aeba960c8b9caaebe_12de9b87-9a13-4e79-be54-e47a360a6d78.jpg?v=1786488111","url":"https:\/\/mainstreeteshop.com\/products\/mahle-oe-performance-steel-napier-2nd-ring-set-4-325-inch-x-043-inch-x-135-inch-rw-plain-rings","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}