Cylinder Heads

Cometic LS w/M.I.D. Sleeves 4.125 Bore MLS Head Gasket C5789-060 LS w/M.I.D. Sleeves 4.125" Bore .060" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...

Cometic LS7 4.150 Bore MLS Head Gasket C5889-051 LS7 4.150" Bore. 0.051" Compressed Thickness

Cometic LS9/LSA 4.100 Bore MLx Head Gasket C5985-044, Right 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...

Cometic LSX 4.125 Bore MLS Head Gasket C5934-060, Left Side LSX 4.125" Bore. 0.060" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel. The embossed...

Head Stud Kit For Iron LS Next Block - 23 Bolt

LSXceleration Inconel 8mm x 1.550 LS Exhaust Valves 15-31550-8 Inconel LS Valve 1.550" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip Ideal for Extreme Duty and Turbo Applications Chrome Plated Stem Fully Machined Surface Swirl...

Manley Gen V LT1 Severe Duty Stainless 8mm x 2.120 Intake Valves 12352-8 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...

Cometic LS 4.060 Bore MLS Head Gasket C5751-036 LS 4.060" Bore. 0.036" 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 C5934-040, Left 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...

Ferrea 6000 Series 8mm x 2.000 Flo LS Intake Valves Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring pressure, roller and...

Ferrea Competition Plus 8mm x 1.600 x 24 Degree LS Exhaust Valves Ferrea Competiton Plus is their best quality racing valve series, engineered for high rpm, high horsepower, racing engines. They have unique features that enhance airflow. This series of...

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...