Cylinder Heads

Cometic LS 3.910 Bore MLS Head Gasket C5475-086 LS 3.910" Bore. 0.086" 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 3.910 Bore MLS Head Gasket C5475-120 LS 3.910" Bore. 0.120" 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 4.100 Bore MLS Head Gasket C5489-027 LS 4.100" Bore. 0.027" 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 4.130 Bore MLS Head Gasket C5317-054 LS 4.130" Bore. 0.054" 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 4.190 Bore MLS Head Gasket C5319-040 LS 4.190" 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 outer layers of...

Cometic LS w/M.I.D. Sleeves 3.910 Bore MLS Head Gasket C5788-030 LS w/M.I.D. Sleeves 3.910" Bore .030" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...

Cometic LS w/M.I.D. Sleeves 4.125 Bore MLS Head Gasket C5789-080 LS w/M.I.D. Sleeves 4.125" Bore .080" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...

Cometic LSX 4.165 Bore MLx Head Gasket C5702-044, Right Side LSX 4.165" Bore. 0.044" 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 4.165 Bore MLx Head Gasket C5703-044, Left Side LSX 4.165" 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...

Head Stud Kit For Aluminum LS Next Block - 23 Bolt

Dart Pro 1 LS3 Gen III Aluminum Cylinder Head 11030153 - 280cc Square Port, Assembled The Pro 1 Series heads from Dart cover street and racing applications! The as cast ports are known to flow better than many ported designs and come at a much more...

Ferrea 6000 Series 8mm x 2.080 Super 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...