{"product_id":"mahle-oe-steel-napier-ring-set-for-thm-4-065-inch-bore-plain-ring-part-mhl3021209","title":"Mahle OE Steel Napier Ring Set for THM 4.065 inch Bore - Plain Ring, Part mhl3021209","description":"\u003cp\u003eThe Mahle OE Steel Napier Ring Set is designed for high-performance automotive applications, specifically compatible with the THM engine series. These precision-engineered plain rings provide reliable sealing and efficient compression, ensuring optimal engine operation. Crafted from durable steel, these rings are built to withstand high temperatures and pressures typical in demanding engine environments. The set includes rings measuring approximately 4.065 inches in bore diameter with a 1.5mm thickness and .151 ring width, making them suitable for various rebuild and repair projects. Mahle's reputation for quality and precision ensures a perfect fit and long-lasting performance in your engine rebuilds.\u003cbr\u003eInstallation is straightforward due to the rings' precise dimensions and compatibility with standard engine components. These rings are not carburetor approved but are suitable for engines where high durability and sealing are priorities. The steel Napier design helps improve compression, reduce blow-by, and enhance overall engine efficiency. Whether you're restoring a vintage vehicle or performing a high-performance rebuild, these rings provide the dependable sealing solution necessary for engine longevity and performance. Mahle OE’s commitment to quality ensures that each set meets strict manufacturing standards, offering confidence in your repair or rebuild project.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial: Steel, for high durability and temperature resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesign: Napier ring style for improved sealing and compression\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSize: Fits engines with a 4.065-inch bore diameter\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eThickness: 1.5mm for effective sealing and minimal wear\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWidth: .151 inch ring width for optimal performance in engine rebuilds\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mahle OE","offers":[{"title":"Default Title","offer_id":46984891793607,"sku":"mhl3021209","price":42.97,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/3851c67da9b8795a87d3d397e0abaa54_d2c05187-076e-47b8-afb4-fc47e03c08bf.jpg?v=1786510376","url":"https:\/\/mainstreeteshop.com\/products\/mahle-oe-steel-napier-ring-set-for-thm-4-065-inch-bore-plain-ring-part-mhl3021209","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}