{"title":"Duramax \/ GM Head Gaskets","description":null,"products":[{"product_id":"cometic-gm-6-6l-duramax-diesel-01-06-4-100-inch-bore-027-inch-mls-left-head-gasket","title":"Cometic GM LB7-LML Duramax .027in MLS Head Gasket LHS","description":"\u003cp\u003eSeal it properly with the \u003cstrong\u003eCometic Head Gasket (cgsC5883-027)\u003c\/strong\u003e - built for GM LB7\/LLY\/LBZ\/LMM\/LGH\/LML Duramax.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits \u003cstrong\u003eGM LB7\/LLY\/LBZ\/LMM\/LGH\/LML Duramax\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e.027in compressed thickness\u003c\/strong\u003e - changes deck clearance and compression ratio, so match it to your build\u003c\/li\u003e\n  \u003cli\u003e4.100in bore\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLHS\u003c\/strong\u003e - fits the left cylinder bank only; a V8 needs one of each\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel\u003c\/strong\u003e - embossed stainless layers with Viton coating, no sealant required\u003c\/li\u003e\n  \u003cli\u003eGenuine Cometic Gasket, made to order in the USA\u003c\/li\u003e\n  \u003cli\u003eCometic part number C5883-027\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePerfect for a build where head gasket thickness is being used to set compression.\u003c\/p\u003e","brand":"Cometic Gasket","offers":[{"title":"Default Title","offer_id":46302442979501,"sku":"cgsC5883-027","price":163.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5200\/0173\/files\/cf5c6f52-2cbb-486d-b9b4-a7d373312c69-800.jpg?v=1781988897"},{"product_id":"cometic-01-06-gm-6-6l-duramax-diesel-4-100-inch-bore-075-inch-mls-5-rhs-head-gasket","title":"Cometic GM LB7-LML Duramax .075in MLS-5 Head Gasket RHS","description":"\u003cp\u003eSeal it properly with the \u003cstrong\u003eCometic Head Gasket (cgsC5882-075)\u003c\/strong\u003e - 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for GM LB7 Duramax.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits \u003cstrong\u003eGM LB7 Duramax\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e.045in compressed thickness\u003c\/strong\u003e - changes deck clearance and compression ratio, so match it to your build\u003c\/li\u003e\n  \u003cli\u003e4.100in bore\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel\u003c\/strong\u003e - embossed stainless layers with Viton coating, no sealant required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete top end kit\u003c\/strong\u003e - head gaskets plus the associated seals\u003c\/li\u003e\n  \u003cli\u003eGenuine Cometic Gasket, made to order in the USA\u003c\/li\u003e\n  \u003cli\u003eCometic part number PRO3008T-45\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePerfect for a rebuild done with the correct gaskets rather than a generic set.\u003c\/p\u003e","brand":"Cometic Gasket","offers":[{"title":"Default Title","offer_id":46302520639661,"sku":"cgsPRO3008T-45","price":539.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5200\/0173\/files\/cffa48aef6c4d6e7d46a7af7d5fef7c2_288dd157-12fc-42e9-ab61-38b495cea211.jpg?v=1781988926"},{"product_id":"fel-pro-chevrolet-silverado-2500-hd-26402-pt-permatorque-engine-cylinder-head-gasket","title":"Fel-Pro PermaTorque MLS Head Gasket RH 2001-2016 GM 6.6L Duramax","description":"\u003cp\u003eRight-hand cylinder head gasket for GM's 6.6L Duramax diesel. GM used two MLS designs and three gasket grades across this engine; Fel-Pro consolidated that into a single replacement that accommodates all model years, OE grades A, B and C, and over-bored blocks.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePermaTorque MLS construction using multiple layers of stainless steel to maintain sealing stress and accommodate head lift\u003c\/li\u003e\n\u003cli\u003eLaserWeld stopper layer helps build a stronger combustion seal and resists blow-out damage\u003c\/li\u003e\n\u003cli\u003eProprietary coating seals surface finishes as rough as 80 Ra\u003c\/li\u003e\n\u003cli\u003eEmbossed sealing beads at all vital areas to close off leak paths\u003c\/li\u003e\n\u003cli\u003eDesigned to resist over-compression of the embossments under peak combustion pressure and temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2001-2016 Chevrolet Silverado \/ GMC Sierra 2500 HD\u003c\/li\u003e\n\u003cli\u003e2001-2006 Chevrolet Silverado \/ GMC Sierra 3500\u003c\/li\u003e\n\u003cli\u003e2007 Chevrolet Silverado \/ GMC Sierra 2500 HD and 3500 Classic\u003c\/li\u003e\n\u003cli\u003e2007-2016 Chevrolet Silverado \/ GMC Sierra 3500 HD\u003c\/li\u003e\n\u003cli\u003e2006-2016 Chevrolet Express \/ GMC Savana 2500 and 3500\u003c\/li\u003e\n\u003cli\u003e2009-2016 Chevrolet Express \/ GMC Savana 4500\u003c\/li\u003e\n\u003cli\u003e2003-2007 Chevrolet Kodiak \/ GMC TopKick C4500 and C5500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Fel-Pro\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 26402 PT\u003c\/li\u003e\n\u003cli\u003ePosition: Right-hand cylinder bank\u003c\/li\u003e\n\u003cli\u003eConstruction: Multi-layer stainless steel (PermaTorque MLS)\u003c\/li\u003e\n\u003cli\u003eSold individually. The left-hand bank uses 26401 PT.\u003c\/li\u003e\n\u003cli\u003eFor blocks that have been over-bored and deck milled, Fel-Pro specifies the .010 in. thicker 26405 PT \/ 26406 PT instead.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fel-Pro","offers":[{"title":"Default Title","offer_id":46876183068845,"sku":"fel26402PT","price":72.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5200\/0173\/files\/db8dbc5ae11405617dc52aaebb8e8930L_285c38a5-7821-46b2-a5ee-4585492e4ed4.jpg?v=1784524953"},{"product_id":"fel-pro-chevrolet-silverado-2500-hd-26401-pt-permatorque-engine-cylinder-head-gasket","title":"Fel-Pro PermaTorque MLS Head Gasket LH 2001-2016 GM 6.6L Duramax","description":"\u003cp\u003eLeft-hand cylinder head gasket for the GM 6.6L Duramax turbo diesel. Fel-Pro built this PermaTorque MLS gasket to replace all five OE head gasket versions on one part number: it covers every model year along with OE grades A, B and C, and works on over-bored blocks.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePermaTorque MLS construction using multiple layers of stainless steel to maintain sealing stress and accommodate head lift\u003c\/li\u003e\n\u003cli\u003eLaserWeld stopper layer helps build a stronger combustion seal and resists blow-out damage\u003c\/li\u003e\n\u003cli\u003eProprietary coating seals surface finishes as rough as 80 Ra\u003c\/li\u003e\n\u003cli\u003eEmbossed sealing beads at all vital areas to close off leak paths\u003c\/li\u003e\n\u003cli\u003eDesigned to resist over-compression of the embossments under peak combustion pressure and temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2001-2016 Chevrolet Silverado \/ GMC Sierra 2500 HD\u003c\/li\u003e\n\u003cli\u003e2001-2006 Chevrolet Silverado \/ GMC Sierra 3500\u003c\/li\u003e\n\u003cli\u003e2007 Chevrolet Silverado \/ GMC Sierra 2500 HD and 3500 Classic\u003c\/li\u003e\n\u003cli\u003e2007-2016 Chevrolet Silverado \/ GMC Sierra 3500 HD\u003c\/li\u003e\n\u003cli\u003e2006-2016 Chevrolet Express \/ GMC Savana 2500 and 3500\u003c\/li\u003e\n\u003cli\u003e2009-2016 Chevrolet Express \/ GMC Savana 4500\u003c\/li\u003e\n\u003cli\u003e2003-2007 Chevrolet Kodiak \/ GMC TopKick C4500 and C5500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Fel-Pro\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 26401 PT\u003c\/li\u003e\n\u003cli\u003ePosition: Left-hand cylinder bank\u003c\/li\u003e\n\u003cli\u003eConstruction: Multi-layer stainless steel (PermaTorque MLS)\u003c\/li\u003e\n\u003cli\u003eSold individually. The right-hand bank uses 26402 PT.\u003c\/li\u003e\n\u003cli\u003eFor blocks that have been over-bored and deck milled, Fel-Pro specifies the .010 in. thicker 26405 PT \/ 26406 PT instead.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fel-Pro","offers":[{"title":"Default Title","offer_id":46876183101613,"sku":"fel26401PT","price":78.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5200\/0173\/files\/db8dbc5ae11405617dc52aaebb8e8930L_f5368601-940c-4e57-8e89-ce1b83f64494.jpg?v=1784524950"},{"product_id":"fel-pro-chevrolet-silverado-2500-hd-26405-pt-permatorque-engine-cylinder-head-gasket","title":"Fel-Pro MLS Head Gasket LH .010 in. Thicker GM 6.6L Duramax Diesel","description":"\u003cp\u003eThicker left-hand head gasket for the 6.6L Duramax, measuring .010 in. above the standard Fel-Pro replacement. Fel-Pro specifies this version for blocks that have been over-bored and deck milled, and it covers all gasket grades and model years.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePermaTorque MLS construction using multiple layers of stainless steel to maintain sealing stress and accommodate head lift\u003c\/li\u003e\n\u003cli\u003eLaserWeld stopper layer helps build a stronger combustion seal and resists blow-out damage\u003c\/li\u003e\n\u003cli\u003eProprietary coating seals surface finishes as rough as 80 Ra\u003c\/li\u003e\n\u003cli\u003eEmbossed sealing beads at all vital areas to close off leak paths\u003c\/li\u003e\n\u003cli\u003eDesigned to resist over-compression of the embossments under peak combustion pressure and temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2001-2016 Chevrolet Silverado \/ GMC Sierra 2500 HD\u003c\/li\u003e\n\u003cli\u003e2001-2006 Chevrolet Silverado \/ GMC Sierra 3500\u003c\/li\u003e\n\u003cli\u003e2007 Chevrolet Silverado \/ GMC Sierra 2500 HD and 3500 Classic\u003c\/li\u003e\n\u003cli\u003e2007-2016 Chevrolet Silverado \/ GMC Sierra 3500 HD\u003c\/li\u003e\n\u003cli\u003e2006-2016 Chevrolet Express \/ GMC Savana 2500 and 3500\u003c\/li\u003e\n\u003cli\u003e2009-2016 Chevrolet Express \/ GMC Savana 4500\u003c\/li\u003e\n\u003cli\u003e2003-2007 Chevrolet Kodiak \/ GMC TopKick C4500 and C5500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Fel-Pro\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 26405 PT\u003c\/li\u003e\n\u003cli\u003ePosition: Left-hand cylinder bank\u003c\/li\u003e\n\u003cli\u003eThickness: .010 in. thicker than the standard 26401 PT\u003c\/li\u003e\n\u003cli\u003eConstruction: Multi-layer stainless steel (PermaTorque MLS)\u003c\/li\u003e\n\u003cli\u003eSold individually. The right-hand bank uses 26406 PT.\u003c\/li\u003e\n\u003cli\u003eIf the block has been over-bored only and not deck milled, Fel-Pro specifies 26401 PT \/ 26402 PT.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fel-Pro","offers":[{"title":"Default Title","offer_id":46876183167149,"sku":"fel26405PT","price":99.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5200\/0173\/files\/db8dbc5ae11405617dc52aaebb8e8930L_aea8bac3-f964-4365-b52e-27a5cedc7130.jpg?v=1784524952"},{"product_id":"fel-pro-chevrolet-silverado-2500-hd-26406-pt-permatorque-engine-cylinder-head-gasket","title":"Fel-Pro MLS Head Gasket RH .010 in. Thicker GM 6.6L Duramax Diesel","description":"\u003cp\u003eRight-hand 6.6L Duramax head gasket in Fel-Pro's thicker configuration, .010 in. over the standard replacement. It is the gasket Fel-Pro calls for once a block has been both over-bored and deck milled, across all grades and model years.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePermaTorque MLS construction using multiple layers of stainless steel to maintain sealing stress and accommodate head lift\u003c\/li\u003e\n\u003cli\u003eLaserWeld stopper layer helps build a stronger combustion seal and resists blow-out damage\u003c\/li\u003e\n\u003cli\u003eProprietary coating seals surface finishes as rough as 80 Ra\u003c\/li\u003e\n\u003cli\u003eEmbossed sealing beads at all vital areas to close off leak paths\u003c\/li\u003e\n\u003cli\u003eDesigned to resist over-compression of the embossments under peak combustion pressure and temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2001-2016 Chevrolet Silverado \/ GMC Sierra 2500 HD\u003c\/li\u003e\n\u003cli\u003e2001-2006 Chevrolet Silverado \/ GMC Sierra 3500\u003c\/li\u003e\n\u003cli\u003e2007 Chevrolet Silverado \/ GMC Sierra 2500 HD and 3500 Classic\u003c\/li\u003e\n\u003cli\u003e2007-2016 Chevrolet Silverado \/ GMC Sierra 3500 HD\u003c\/li\u003e\n\u003cli\u003e2006-2016 Chevrolet Express \/ GMC Savana 2500 and 3500\u003c\/li\u003e\n\u003cli\u003e2009-2016 Chevrolet Express \/ GMC Savana 4500\u003c\/li\u003e\n\u003cli\u003e2003-2007 Chevrolet Kodiak \/ GMC TopKick C4500 and C5500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Fel-Pro\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 26406 PT\u003c\/li\u003e\n\u003cli\u003ePosition: Right-hand cylinder bank\u003c\/li\u003e\n\u003cli\u003eThickness: .010 in. thicker than the standard 26402 PT\u003c\/li\u003e\n\u003cli\u003eConstruction: Multi-layer stainless steel (PermaTorque MLS)\u003c\/li\u003e\n\u003cli\u003eSold individually. 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