{"product_id":"mahle-oe-performance-steel-napier-second-ring-set-for-4-255-inch-pistons-part-number-mhl3021342b","title":"Mahle OE Performance Steel Napier Second Ring Set for 4.255-inch Pistons - Part Number MHL3021342B","description":"\u003cp\u003eThis Mahle OE performance steel Napier second ring set is designed for high-quality engine assembly and maintenance. Featuring a precise fit for pistons with a 4.255-inch diameter, these rings provide excellent sealing and durability under demanding conditions. The set includes 48 rings, making it ideal for bulk applications and professional rebuilds. Crafted from premium steel, these rings ensure consistent performance and long-lasting reliability in automotive engines. The design incorporates a plain RW (riding wall) profile with a thickness of approximately 0.043 inches and a height of about 0.135 inches, optimized for optimal compression and oil control. \u003cbr\u003e \u003cbr\u003e Mahle OE's commitment to quality is evident in every component, ensuring excellent heat resistance and wear properties to withstand engine stresses. The rings are engineered to meet or exceed OEM standards, providing a seamless fit and reliable performance across a range of automotive applications. These rings are suitable for use in various engines, delivering consistent compression and enhanced engine efficiency. \u003cbr\u003e \u003cbr\u003e Easy to install and compatible with a variety of engine configurations, this bulk pack offers a cost-effective solution for professional mechanics and engine builders. Please review your engine specifications to ensure compatibility before installation, and consider professional installation for optimal results.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for 4.255-inch pistons, ensuring precise fit and sealing\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed from high-quality steel for durability and heat resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePlain RW profile with 0.043-inch thickness and 0.135-inch height for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBulk pack of 48 rings ideal for professional rebuilds and engine shops\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufactured by Mahle OE, meeting or exceeding OEM standards for reliability\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle OE","offers":[{"title":"Default Title","offer_id":46981884248263,"sku":"mhl3021342B","price":349.97,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/3851c67da9b8795a87d3d397e0abaa54_ee95f187-3483-49e9-8729-4de978e149d0.jpg?v=1786485460","url":"https:\/\/mainstreeteshop.com\/products\/mahle-oe-performance-steel-napier-second-ring-set-for-4-255-inch-pistons-part-number-mhl3021342b","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}