{"product_id":"3-8l-mls-head-gasket-set-with-bolts-for-chevrolet-impala-pontiac-buick-1997-2005","title":"3.8L MLS Head Gasket Set With Bolts For Chevrolet Impala Pontiac Buick 1997 2005","description":"\u003cstrong\u003eThis Head Gasket Set is a complete multi-layer steel (MLS) head gasket set with bolts, compatible with 1997–2005 Chevrolet Impala, Pontiac, and Buick models equipped with the 3.8L engine.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eThe 3.8L MLS Head Gasket Set with Bolts provides a durable sealing solution for GM 3800 Series II and Series III engines. This head gasket set delivers reliable combustion sealing and coolant\/oil separation to restore engine integrity. Designed for owners of Chevrolet Impala, Pontiac Grand Prix, Buick LeSabre, and similar vehicles, this 3.8L head gasket set includes the necessary bolts for a complete installation.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMulti-layer steel (MLS) construction offers superior strength and resistance to blow-out under high cylinder pressures\u003c\/li\u003e \u003cli\u003ePrecision-formed embossed sealing beads ensure a consistent, leak-free seal around combustion chambers and coolant passages\u003c\/li\u003e \u003cli\u003eIncludes a full set of new torque-to-yield (TTY) head bolts required for proper clamp load\u003c\/li\u003e \u003cli\u003eLaser-cut oil and coolant ports match factory dimensions for exact fluid flow\u003c\/li\u003e \u003cli\u003eEngineered to withstand the thermal cycling of daily driving and high-mileage service\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1997–2005 Chevrolet Impala with 3.8L V6 engine\u003c\/li\u003e \u003cli\u003e1997–2005 Pontiac Grand Prix 3.8L V6 (non-supercharged applications)\u003c\/li\u003e \u003cli\u003e1997–2005 Pontiac Bonneville 3.8L V6\u003c\/li\u003e \u003cli\u003e1997–2005 Buick LeSabre 3.8L V6\u003c\/li\u003e \u003cli\u003e1997–2004 Buick Regal 3.8L V6\u003c\/li\u003e \u003cli\u003eOther GM W-body and H-body vehicles with 3.8L 3800 Series II\/III engines\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eHead gasket replacement during engine overhauls on high-mileage 3800 V6 engines\u003c\/li\u003e \u003cli\u003eRepairing coolant leaks at the cylinder head interface on Impala and LeSabre\u003c\/li\u003e \u003cli\u003ePreventive maintenance when replacing a failed head gasket on Buick Regal or Pontiac Bonneville\u003c\/li\u003e \u003cli\u003eEngine rebuilds for GM 3.8L-powered daily drivers and performance builds\u003c\/li\u003e \u003cli\u003eDIY garage projects restoring classic 1990s-2000s GM sedans\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eEngine Displacement:\u003c\/strong\u003e 3.8L (231 cubic inches)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGasket Material:\u003c\/strong\u003e Multi-Layer Steel (MLS)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Head Gaskets and Head Bolts\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatible Model Years:\u003c\/strong\u003e 1997–2005\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I absolutely need to replace the head bolts when installing this gasket set?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, the original head bolts are torque-to-yield and intended for one-time use. Reusing them can lead to improper clamping force and gasket failure; this set includes the new bolts you need.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this head gasket set fit the supercharged 3.8L L67 engine?\u003cstrong\u003e A:\u003c\/strong\u003e This set is designed for the naturally aspirated 3.8L V6. For supercharged L67 engines, verify the gasket thickness and bolt specifications, as some applications may require specific variants.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679685959953,"sku":"ZZ3A01170","price":155.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_83e18982-04a8-4c4c-94d1-5706f3e63401.jpg?v=1781653053","url":"https:\/\/www.duraforce.com\/products\/3-8l-mls-head-gasket-set-with-bolts-for-chevrolet-impala-pontiac-buick-1997-2005","provider":"DURAFORCE","version":"1.0","type":"link"}