Cylinder Head Accessories

LSXceleration Gen V L83, L86, LT1, LT4 Head Bolt Kit 1 kit needed per engine. 

GM LS Head Studs 8740 Material - 2004-Up, 12-Point These Head Studs are made of 8740 (190,000 psi tensile strength) material and utilize a 12-point head. Suggested use in OEM replacement, street, non boosted applications.  Recommended torque...

LSXceleration GM Gen V L83 5.3L MLS 5-Layer Head Gasket 14-22325 (Like 12622325) 3.835" (97.4mm) bore x .052" (1.33mm) thickness x 5-layer MLS. Made in Germany.    

Dart Stainless Steel GM LS 2.165 Intake Valve 21392165 Dart stainless steel valves are designed to withstand the pressures of high-lift roller cams and feature a head design that promotes high flow. They are constructed of high-strength stainless steel...

Dart Stainless Steel GM LS 1.600 Exhaust Valve 21391600 Dart stainless steel valves are designed to withstand the pressures of high-lift roller cams and feature a head design that promotes high flow. They are constructed of high-strength stainless steel...

Chevrolet Performance LS/LT Cylinder Head Dowel 12570326 Cylinder Head Dowel Pin, Chevy, Small Block, LS & LT Engines, Each

Cometic LS7 4.150 Bore MLx Head Gasket C5030-040 LS 4.150" 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 bore distortion...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-066 Gen V LT1/LT4 4.100" Bore. 0.066" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-064 Gen V LT1/LT4 4.100" Bore. 0.064" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-052 Gen V LT1/LT4 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...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-040 Gen V LT1/LT4 4.100" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

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...