{"product_id":"mahle-oe-performance-napier-ring-set-for-thm-13-engines-4-125-inch-x-043-inch-x-135-inch-rw-plain-rings","title":"Mahle OE Performance Napier Ring Set for THM-13 Engines – 4.125 Inch x .043 Inch x .135 Inch RW Plain Rings","description":"\u003cp\u003eUpgrade your engine's performance with the Mahle OE Performance Napier Ring Set designed specifically for THM-13 engines. These rings are engineered to provide optimal sealing and durability, ensuring efficient compression and engine longevity. Crafted with precision, the rings feature a 4.125-inch diameter, a thickness of .043 inch, and a ring height of .135 inch, making them suitable for high-performance applications. The set includes plain rings with a Napier design, which enhances oil control and minimizes blow-by for improved engine efficiency. Whether you're rebuilding or upgrading, these rings are an essential component for maintaining engine integrity and performance over time. Made by Mahle OE, a trusted name in automotive components, the rings adhere to high manufacturing standards to ensure reliable installation and operation. Designed for automotive use, these rings do not require CARB approval and are compatible with various engine configurations that match the specified dimensions. Installing these rings can help restore engine compression, reduce oil consumption, and enhance overall engine response, making them a valuable addition to your vehicle maintenance or rebuild project.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for THM-13 engines with a 4.125-inch bore diameter\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePlain Napier rings with oil control design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRing thickness: .043 inch for optimal sealing\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRing height: .135 inch for durability and performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufactured by Mahle OE, a trusted name in automotive parts\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle OE","offers":[{"title":"Default Title","offer_id":46977423278279,"sku":"mhl3021256","price":68.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/3851c67da9b8795a87d3d397e0abaa54_6768598e-bed9-4fc6-8936-057379431d95.jpg?v=1786411747","url":"https:\/\/mainstreeteshop.com\/products\/mahle-oe-performance-napier-ring-set-for-thm-13-engines-4-125-inch-x-043-inch-x-135-inch-rw-plain-rings","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}