{"product_id":"mahle-oe-performance-napier-ring-set-for-thm-13-engines-4-155-x-0-043-inches-rw-plain-rings","title":"Mahle OE Performance Napier Ring Set for THM-13 Engines – 4.155 x 0.043 Inches, RW Plain Rings","description":"\u003cp\u003eUpgrade your engine's performance with the Mahle OE Performance Napier Ring Set designed specifically for THM-13 series engines. This precision-engineered set features rings measuring 4.155 inches in diameter with a .043-inch thickness, crafted to deliver reliable sealing and optimal engine efficiency. Constructed from high-quality materials, these rings ensure durability and consistent performance under demanding conditions. The RW plain ring design minimizes friction and enhances sealing capabilities, contributing to smoother engine operation and improved compression. Ideal for rebuilds and performance upgrades, these rings are an essential component for maintaining engine integrity and longevity over time. \u003c\/p\u003e\u003cp\u003eManufactured by Mahle OE, a trusted name in automotive parts, this ring set is designed to meet rigorous standards and deliver dependable results. Easy to install with precise fitment, it is suitable for enthusiasts and professional mechanics seeking to restore or enhance engine performance. Whether for restoration projects or performance tuning, the Mahle Ring Set offers the quality and reliability needed to keep your engine running at its best. \u003c\/p\u003e\u003cp\u003eNote that this product is not CARB approved and is intended for off-road or non-California emissions applications. It is not eligible for air freight, but it ships via standard freight channels. Ensure your engine specifications match the dimensions provided for proper fitment and operation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eRing diameter: 4.155 inches for precise fitment in THM-13 engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRing thickness: 0.043 inches, optimized for sealing and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRW plain ring design reduces friction and enhances sealing performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed from high-quality materials for longevity and reliability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for rebuilds and performance upgrades\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle OE","offers":[{"title":"Default Title","offer_id":46977528758471,"sku":"mhl3021260","price":68.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/3851c67da9b8795a87d3d397e0abaa54_26e3c353-7a86-49da-ba47-28b6688052f0.jpg?v=1786413278","url":"https:\/\/mainstreeteshop.com\/products\/mahle-oe-performance-napier-ring-set-for-thm-13-engines-4-155-x-0-043-inches-rw-plain-rings","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}