Cylinder Heads

LSXceleration Stainless Steel 8mm x 2.020 LS Intake Valve Set 15-22020-8 Stainless Steel LS Valves 2.020" Head x 8mm Stem x 4.870" OAL x 0.160" Tip x 45 degree seat angle Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl...

AFR Enforcer LS 210cc Cathedral Port As-Cast Cylinder Head AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for...

Cometic LS 3.910 Bore MLS Head Gasket C5475-066 LS 3.910" Bore. 0.066" 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 4.060 Bore MLS Head Gasket C5751-045 LS 4.060" Bore. 0.045" 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 4.040 Bore MLx Head Gasket C5505-051 LS 4.040" Bore. 0.051" 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 4.185 Bore MLS Head Gasket C5935-051, Right Side LSX 4.185" 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...

Point One P1 GM LS Head Stud Kit K003-H02E - 2004-Up, 12-Point Point One E190 Head Studs boast a 190,000psi nominal tensile strength, crafted from premium-quality steel from US mills. All fasteners are individually racked and heat treated in-house in...

GM LS 1997-2003 Hex Head Bolt Kit HBS-001ERL Features & Benefits:  Material - Chromemoly Alloy Steel Yield Strength - 170,000 PSI Finish - Black Oxide Reduced Wrenching Size – Provides Extra Socket Clearance Choose Form...

Cometic LS 4.100 Bore MLS Head Gasket C5489-045 LS 4.100" Bore. 0.045" 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...

Goodson Speckle Aluminum Oxide/Silicon-Carbide Resurface Segment GS-PBS-2 Use the GS-PBS-1 Aluminum-Oxide/Silicon-Carbide Abrasive Segments to resurface Aluminum, Cast Iron, Hardened Iron and Steel heads on your Peterson/Peterson Berco, Winona...

LSXceleration Stainless Steel 8mm x 1.570 LS Exhaust Valve +0.500 Long    Stainless Steel LS Valves 1.570" Head x 8mm Stem x 5.450" OAL x 0.290" Tip Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl Polished...

LSXceleration XF3 LS3 280cc/68cc 11° CNC Cylinder Heads - Stainless Intake, Inconel Exh, 0.660" Lift, Steel Retainers 15-361231-2 6-bolt Rectangular Port (LS3) CNC Cylinder Head Pair w/ Billet Rocker Stands. Features: 6 bolt casting 11° Valve...