Cylinder Head Accessories

Cometic LS 4.060 Bore MLS Head Gasket C5751-070 LS 4.060" Bore. 0.070" 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 LSX 4.125 Bore MLS Head Gasket C5933-040, Right Side LSX 4.125" Bore. 0.040" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed...

Chevrolet Performance GM LS9 MLSHead Gaskets 12622033 4.100" bore x .053" thickness x 7-layer MLS    

Manley 8mm Valve Lash Caps

Manley Gen V 6.2L LT1 Race Series Stainless 8mm x 1.590 Exhaust Valves 12345-8 Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves were engineered for Street Performance and Racing...

Manley Race Series Stainless 8mm x 2.000 GM LS Intake Valves 11360-8 Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves were engineered for Street Performance and Racing...

Chevrolet Performance Gen V L83, L86, LT1, LT4 Head Bolt 11611976 1 needed per engine

Cometic LS 3.910 Bore MLS Head Gasket C5475-051 LS 3.910" Bore. 0.051" 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 LS 4.060 Bore MLS Head Gasket C5751-030 LS 4.060" Bore. 0.030" 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 LSX 4.100 Bore MLx Head Gasket C5075-052, Right Side LSX 4.100" Bore. 0.052" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore...

Cometic LSX 4.100 Bore MLx Head Gasket C5076-052, Left Side LSX 4.100" Bore. 0.052" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore...

Manley LS1/LS2/LS6 Race Series Stainless 8mm x 1.550 Exhaust Valves 11361-8 Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves were engineered for Street Performance and Racing...