Gaskets & Seals

LSXceleration GM LS3 MLS 5-Layer Head Gasket Set 14-10046-2 4.094" (104mm) bore x .052" (1.33mm) thickness x 5-layer MLS. Same as Chevrolet Performance 12610046.    

Cometic LS 4.000 Bore MLS Head Gasket C5477-045 LS 4.000" Bore. 0.045" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed outer layers of...

Cometic Dart LS Next 4.200 Bore MLx Head Gasket C15363-040, Left Side Dart LS Next 4.200" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder...

Cometic Dart LS Next 4.200 Bore MLx Head Gasket C15362-040, Right Side Dart LS Next 4.200" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder...

Cometic GM LS1 V8 .060" HT Exhaust Header Gasket Set C15193HTS Fits all LS engines Except LS7. Sold as a pair.

Chevrolet Performance Gen V L83 L86 LT1 LT4 Exhaust Gasket 12657093 Multi-layer Steel (MLS) Gasket

LSXceleration GM LS MLS Header Gasket Set 14-17944-2 (Like GM 12617944) Fits all LS engines Except LS7. Sold as a pair.

LSXceleration GM LS MLS Header Gasket 14-17944 (Like GM 12617944) Fits all LS engines Except LS7.

LSXceleration GM LS3 MLS 5-Layer Head Gasket 14-10046 4.094" (104mm) bore x .052" (1.33mm) thickness x 5-layer MLS. Same as Chevrolet Performance 12610046. Made in the USA    

Cometic LS w/M.I.D. Sleeves 4.165 Bore MLS Head Gasket C5790-066 LS w/M.I.D. Sleeves 4.165" Bore .066" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...

Cometic LS w/M.I.D. Sleeves 4.165 Bore MLS Head Gasket C5790-060 LS w/M.I.D. Sleeves 4.165" Bore .060" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...

Cometic LS w/M.I.D. Sleeves 4.165 Bore MLS Head Gasket C5790-051 LS w/M.I.D. Sleeves 4.165" Bore .051" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...