Cylinder Heads

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...

Trick Flow GenX 260cc/70cc CNC Assembled Cylinder Head TFS-3271T004-C01 Trick Flow® GenX® 260 square port cylinder heads for GM LS7 are the best choice for your LS-based performance build for several reasons. The A356-T6 aluminum castings...

RHS Pro Action 260/69cc LS3 Bare Cylinder Head 54530 RHS has introduced their new Pro Action™ Rectangle Port Aluminum Cylinder Heads as a premium LS3 replacement head, ensuring great power on any performance or stock engine build. Available bare...

RHS Pro Action 260/69cc LS3 Assembled Cylinder Head 54530-06HCS RHS has introduced their new Pro Action™ Rectangle Port Aluminum Cylinder Heads as a premium LS3 replacement head, ensuring great power on any performance or stock engine build...

RHS Pro Action 260/69cc LS3 Assembled Cylinder Head 54530-05HCS RHS has introduced their new Pro Action™ Rectangle Port Aluminum Cylinder Heads as a premium LS3 replacement head, ensuring great power on any performance or stock engine build...

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

Chevrolet Performance LS3 Aluminum  Cylinder Head Assembly 12675871 Stock LS3 Replacement Cylinder Head. Add LSXceleration's 80540K1 XceleRate Series Dual Valve Spring Kit - 1.300! Heads are sold individually.

Chevrolet Performance LT CNC Aluminum Cylinder Head Assembly 19329839 Fully assembled 2.130" Intake / 1.590" Exhaust Valves. Heads are sold individually.

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 C5038-040 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...