Cylinder Heads

AFR Mongoose LS 230cc Cathedral Port CNC Cylinder Heads AFR’s 230cc LS1/LS2/LS6 heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, Titanium retainers and high quality components throughout. Recommended for...

AFR Mongoose LS 215cc Cathedral Port CNC Cylinder Heads AFR’s 215cc LS1/LS2/LS6 heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, Titanium retainers and high quality components throughout. Recommended for...

AFR Mongoose LS 205cc Cathedral Port CNC Cylinder Heads AFR’s, MONGOOSE, LS1 Cathedral Port cylinder heads are 100% 5-AXIS CNC ported and made with A356 aluminum. All heads come with high quality components, such as...

Chevrolet Performance CNC LS3 Aluminum Cylinder Head Assembly w/ Inconel Exhaust Valves 19301699 Heads are sold individually.

Bluegrass Performance GM LS/LT Rotating Cylinder Head Stand Bluegrass Performance® 360 Cylinder Head Stand (Patent Pending), proudly MADE IN USA! This innovative cylinder head stand features a Patent Pending design that enables full 360-degree...

Cometic Gen V LT1/4 4.150 Bore MLx Head Gasket C15203-060 Gen V LT1/LT4 4.150" Bore. 0.060" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

Cometic Gen V L83 3.875 Bore MLx Head Gasket C15426-062 Gen V L83 3.875" Bore. 0.062" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without increasing...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-062 Gen V LT1/LT4 4.100" Bore. 0.062" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

Cometic Gen V L83 3.875 Bore MLx Head Gasket C15426-040 Gen V L83 3.875" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without increasing...

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.    

Cometic Gen V LT1/4 4.200 Bore MLx Head Gasket C15202-040 Gen V LT1/LT4 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 without...