Cylinder Head Accessories

LSXceleration LS Coolant Temp Sensor 28-36568 M12 x 1.5 Thread; 2 Terminal

Cometic Gen V LT1/4 4.150 Bore MLx Head Gasket C15203-051 Gen V LT1/LT4 4.150" Bore. 0.051" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

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...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-028 Gen V LT1/LT4 4.100" Bore. 0.028" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

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...

Mahle 4.8/5.3L LS MLS Head Gasket 54441 Multi-layer steel (MLS) cylinder head gaskets. Fits: 4.8L Vin Code (V) 5.3L LM4, LM7, L59 Vin Codes (P, T, Z) Increase torque and performance while decreasing oil consumption and emissions. The development...

Chevrolet Performance Steam Crossover Bolt 11588714 6mm x 1.0 x 1.181" UHL

Cometic LS 4.150 Bore MLx Head Gasket C5014-052 LS 4.150" Bore. 0.052" 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 Gen V LT1/LT4 Head Bolt Kit 134-3710 ARP has been the leading manufacturer of performance automotive fasteners since 1968. From it's beginning, ARP has grown to be exceptionally self-reliant and controls all aspects of the...

LSXceleration Inconel 8mm x 1.600 LS Exhaust Valve 15-31600-1 Inconel LS Valve 1.600" 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...

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 LS 4.100 Bore MLS Head Gasket C5489-080 LS 4.100" Bore. 0.080" 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...