Cylinder Heads

Cometic LS 4.130 Bore MLS Head Gasket C5317-051 LS 4.130" 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 Dart LS Next 4.200 Bore MLx Head Gasket C15363-040, Left Side Dart LS Next 4.200" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder...

ARP 8740 Pro Series GM LS1 Head Stud Kit 234-4316 - 1997-2003, 12-Point These ARP Pro Series Head Bolts are made of 8740 (190,000 psi tensile strength) material and utilize a 12-point head. They are cold-forged and heat treated prior to thread...

Cometic Dart LS Next 4.200 Bore MLx Head Gasket C15362-040, Right Side Dart LS Next 4.200" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder...

Cometic LS 4.040 Bore MLx Head Gasket C5505-060 LS 4.040" Bore. 0.060" 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 LSX 4.165 Bore MLx Head Gasket C5703-040, 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...

Mahle LS1 Head Gasket 54442 - 4.8L, 5.3L, 5.7L Multi-layer steel (MLS) cylinder head gaskets. Fits: 4.8L Vin Code (C) 5.3L Vin Codes (0, 3, B, J, M) 5.7L (LS1) Increase torque and performance while decreasing oil consumption and emissions. The...

Mahle MLS Head Gasket 54445 - 6.0L GM 6.0L VIN H N & U 1999-2008 CONSOLIDATED MLS  Multi-layer steel (MLS) cylinder head gaskets. Increase torque and performance while decreasing oil consumption and emissions. The development goals in engine...

Cometic LS 4.040 Bore MLx Head Gasket C5505-040 LS 4.040" 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 LS 4.040 Bore MLx Head Gasket C5505-066 LS 4.040" Bore. 0.066" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore distortion...

ARP 2000 Pro Series GM LT1/LT4 Head Stud Kit 234-4342 - 12-Point (Without M8 Corner Bolts) These ARP Pro Series Head Bolts are made of 2000 (220,000 psi tensile strength) material and utilize a 12-point head. They are cold-forged and heat treated...

Cometic LSX 4.200 Bore MLx Head Gasket C5077-040, Right Side LSX 4.200" 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...