{"product_id":"btrbtr98544","title":"Brian Tooley Racing MLS Head Gasket Set – BTR98544 – 4.8L\/5.3L\/LS1","description":"\u003cp data-start=\"474\" data-end=\"548\" class=\"\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eEnhance the sealing performance of your GM LS-series engine with the Brian Tooley Racing MLS Head Gasket Set (BTR98544). Designed for 4.8L, 5.3L, and LS1 applications, these multi-layer steel gaskets provide superior durability and leak resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"550\" data-end=\"567\" class=\"\"\u003e\u003cstrong data-start=\"550\" data-end=\"567\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"569\" data-end=\"964\"\u003e\n\u003cli data-start=\"569\" data-end=\"622\" class=\"\"\u003e\n\u003cp data-start=\"571\" data-end=\"622\" class=\"\"\u003e\u003cstrong data-start=\"571\" data-end=\"584\"\u003eMaterial:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eMulti-Layer Steel (MLS) for optimal sealing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"623\" data-end=\"677\" class=\"\"\u003e\n\u003cp data-start=\"625\" data-end=\"677\" class=\"\"\u003e\u003cstrong data-start=\"625\" data-end=\"639\"\u003eBore Size:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e3.920\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"678\" data-end=\"745\" class=\"\"\u003e\n\u003cp data-start=\"680\" data-end=\"745\" class=\"\"\u003e\u003cstrong data-start=\"680\" data-end=\"705\"\u003eCompressed Thickness:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e0.051\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"746\" data-end=\"801\" class=\"\"\u003e\n\u003cp data-start=\"748\" data-end=\"801\" class=\"\"\u003e\u003cstrong data-start=\"748\" data-end=\"761\"\u003eQuantity:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eSold as a pair (sufficient for one engine)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"802\" data-end=\"862\" class=\"\"\u003e\n\u003cp data-start=\"804\" data-end=\"862\" class=\"\"\u003e\u003cstrong data-start=\"804\" data-end=\"822\"\u003eCompatibility:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eFits GM Gen III\/IV LS engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"863\" data-end=\"964\" class=\"\"\u003e\n\u003cp data-start=\"865\" data-end=\"964\" class=\"\"\u003e\u003cstrong data-start=\"865\" data-end=\"885\"\u003eOEM Replacement:\u003c\/strong\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eDirect replacement for GM part numbers 12589226 and 12589016\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"966\" data-end=\"1044\" class=\"\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eIdeal for performance builds, camshaft upgrades, or engine rebuilds, these head gaskets ensure a reliable seal under high-pressure conditions.\u003c\/span\u003e\u003c\/p\u003e","brand":"BRIAN TOOLEY RACING","offers":[{"title":"Default Title","offer_id":50500611113236,"sku":"BTRBTR98544","price":69.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/6780\/3577\/files\/BTRBTR98544.jpg?v=1747342415","url":"https:\/\/virtualspeedperformance.com\/products\/btrbtr98544","provider":"Virtual Speed Performance","version":"1.0","type":"link"}