Cylinder Head Accessories

SCE Gen III/IV LS 4.130 Bore MLS Head Gasket M201351 Gen III/IV LS 4.130" Gasket Bore x 0.051" Compressed Thickness. Sold individually. Gas-Stopper option provides greater sealing capability Proprietary coating provides superior cold...

SCE Gen III/IV LS 4.130 Bore MLS Head Gasket M201339 Gen III/IV LS 4.130" Gasket Bore x 0.039" Compressed Thickness. Sold individually. Gas-Stopper option provides greater sealing capability Proprietary coating provides superior cold...

SCE Gen III/IV LS 4.099 Bore MLS Head Gasket M201051 Gen III/IV LS 4.099" Gasket Bore x 0.051" Compressed Thickness. Sold individually. Gas-Stopper option provides greater sealing capability Proprietary coating provides superior cold...

SCE Gen III/IV LS 4.099 Bore MLS Head Gasket M201039 Gen III/IV LS 4.099" Gasket Bore x 0.039" Compressed Thickness. Sold individually. Gas-Stopper option provides greater sealing capability Proprietary coating provides superior cold...

SCE Gen III/IV LS 3.870 Bore Vulcan Cut-Ring Head Gasket CR208959 Gen III/IV LS 3.870" Gasket Bore x 0.059" Compressed Thickness. Sold individually. No Sealant Needed! 16:1 Static Compression Ratio No Special Machining Required 35 lbs. Forced...

LSXceleration 4.8/5.3/5.7L Small Bore LS9 MLS 7-Layer Head Gasket 14-22034 3.940" bore x .055" thickness x 7-layer MLS.  This head gasket allows small bore engines to have the same sealing power as the LS9 head gasket. It is essentially a smaller...

LSXceleration GM Gen V 6.6L L8T MLS Head Gasket 14-88186 (Like GM 12688186) 4.0944" (104mm) bore x .0523" (1.33mm) thickness.    

LSXceleration GM LS9 MLS 7-Layer Head Gasket Set 15-22033-2 4.100" bore x .053" thickness x 7-layer MLS. Made in Germany.    

Chevrolet Performance GM Gen V LT1/L86 6.2L MLS 5-Layer Head Gasket 12688943 4.0944" (104mm) bore x .0523" (1.33mm) thickness x 5-layer MLS.     

LSXceleration MLS Head Gasket Set 14-98544 - 5.3L, 5.7L (Like GM 12498544) 3.937" Bore x 0.052" Compressed Thickness Multi-layer steel (MLS) cylinder head gaskets. Made in the USA    

LSXceleration GM Gen V LT1/L86 6.2L MLS 5-Layer Head Gasket 14-88943 (Like GM 12688943) 4.0944" (104mm) bore x .0523" (1.33mm) thickness x 5-layer MLS.  Made in the USA    

Cometic LS9/LSA 4.100 Bore MLx Head Gasket C5986-044, Left Side LS9/LSA 4.100" Bore. 0.044" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...