{"product_id":"michigan-motorsports-mls-head-gasket-pair-for-6-0l-6-2l-ls-engines-rectangle-port-multi-layer-stainless","title":"Michigan Motorsports MLS Head Gasket Pair for 6.0L \u0026 6.2L LS Engines — Rectangle-Port, Multi-Layer Stainless","description":"\u003cp\u003e\u003cstrong\u003eBTR Brian Tooley Racing MLS head gasket pair provides a high-strength, leak-resistant sealing solution for 6.0L and 6.2L LS rectangle-port engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese two-piece MLS head gaskets from BTR (Brian Tooley Racing) are engineered to meet the demands of both stock refreshes and high-output builds on Gen III\/IV LS platforms. Sold as a matched pair, they fit a broad range of engines—including L99, L76, L77, LS2, L92, L96, L94, L9H, LQ4, and LQ9—and are designed to maintain combustion integrity under elevated cylinder pressures typical of boosted, nitrous, or high-compression applications.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these gaskets hold up under boost or high compression?\u003c\/h3\u003e\n\u003cp\u003eBTR MLS head gaskets use multiple stainless-steel layers and precise sealing beads to maintain clamp and combustion sealing when cylinder pressures rise. The layered steel construction resists distortion and preserves sealing surfaces longer than single-layer designs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-layer stainless steel for high clamping force and spring-back\u003c\/li\u003e\n  \u003cli\u003eEngineered sealing beads to control blow-by and coolant leakage\u003c\/li\u003e\n  \u003cli\u003eCompatible with boosted, nitrous, or naturally aspirated high-compression builds\u003c\/li\u003e\n  \u003cli\u003eMatched pair to ensure even bore alignment and flatness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these gaskets fit my LS-based 6.0L or 6.2L engine?\u003c\/h3\u003e\n\u003cp\u003eYes—this set is made specifically for rectangle-port LS heads on 6.0L and 6.2L platforms. The fit covers a wide list of Gen III\/IV variants commonly used in swaps, rebuilds, and performance projects.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect fit for L99, L76, L77, LS2, L92, L96, L94, L9H, LQ4, and LQ9\u003c\/li\u003e\n  \u003cli\u003eDesigned for rectangle-port combustion chamber geometry\u003c\/li\u003e\n  \u003cli\u003eSold as a matched pair to preserve bore spacing and head alignment\u003c\/li\u003e\n  \u003cli\u003eWorks for stock replacements and upgraded top-end assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I prepare the engine surfaces before installing these head gaskets?\u003c\/h3\u003e\n\u003cp\u003eProper deck and head surface preparation is essential to MLS gasket performance. Clean, flat, and defect-free head and block surfaces deliver the best sealing and longevity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMachine or carefully clean surfaces to factory-flat tolerances\u003c\/li\u003e\n  \u003cli\u003eRemove old gasket material and debris; use appropriate cleaners\u003c\/li\u003e\n  \u003cli\u003eVerify head bolt threads and torque-to-yield procedures per engine spec\u003c\/li\u003e\n  \u003cli\u003eUse the matched pair to ensure correct bore and surface alignment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance benefits can builders expect from BTR MLS gaskets?\u003c\/h3\u003e\n\u003cp\u003eThese gaskets provide reliable combustion sealing under higher loads, reducing the risk of head gasket failure in demanding applications. They are chosen by builders who need consistent sealing from daily drivers to track cars and race projects.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproved resistance to leakage under elevated cylinder pressure\u003c\/li\u003e\n  \u003cli\u003eDurability suited to high-RPM and repeated heat cycles\u003c\/li\u003e\n  \u003cli\u003eOEM-like fitment with race-oriented sealing characteristics\u003c\/li\u003e\n  \u003cli\u003eReduced risk of coolant and oil cross-contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Engine builders, performance enthusiasts, and professional shops who work on Gen III and IV LS rectangle-port engines will value these BTR MLS head gaskets. Whether you’re restoring a factory top end, assembling a stroked naturally aspirated motor, or building a boosted high-horsepower platform, this matched pair delivers the sealing reliability and mechanical strength needed to protect your investment and maintain performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these BTR MLS gaskets fit LQ4 and LQ9 engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, this matched pair fits LQ4 and LQ9 rectangle-port 6.0L\/6.2L LS engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use these gaskets with forced induction?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the multi-layer steel design is suited for boosted and nitrous-assisted applications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Michigan Motorsports","offers":[{"title":"Default Title","offer_id":48080010838174,"sku":"B0CKZK4BSL","price":199.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/btr-mls-head-gasket-front-packaging.jpg?v=1785778651","url":"https:\/\/northtrailauto.ca\/products\/michigan-motorsports-mls-head-gasket-pair-for-6-0l-6-2l-ls-engines-rectangle-port-multi-layer-stainless","provider":"North Trail Auto","version":"1.0","type":"link"}