Cylinder Heads

LSXceleration GM LS9 MLS 7-Layer Head Gasket Set 15-22033-2 4.100" bore x .053" thickness x 7-layer MLS. Made in Germany.    

LSXceleration GM LS3 MLS 5-Layer Head Gasket Set 14-10046-2 4.094" (104mm) bore x .052" (1.33mm) thickness x 5-layer MLS. Same as Chevrolet Performance 12610046.    

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

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...

LSXceleration Stainless Steel 8mm x 2.080 LS Intake Valve +0.500 Long  Stainless Steel LS Valves 2.080" Head x 8mm Stem x 5.450" OAL x 0.290" Tip Features: Hardened Stem Tip Chrome Plated Stem Fully Machined Surface Swirl Polished Undercut...

Edelbrock Victor Jr. Gen V LT1 Cylinder Head 77139 The Edelbrock part #77139 Victor Jr. LT1 (Gen V) cylinder head is an excellent upgrade for ultra high-performance on GM Gen V LT1 racing engines. The biggest change and advantage of Victor Jr. is the...

Stock Replacement Gen V L83 1.556 Exhaust Valve

Stock Replacement Gen V L83 1.928 Intake Valve  

Cometic Gen V LT1/4 4.150 Bore MLx Head Gasket C15203-040 Gen V LT1/LT4 4.150" Bore. 0.040" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

LSXceleration Titanium 8mm x 2.165 LS Intake Valve +0.500 Long   Titanium LS Valves 2.165" Head x 8mm Stem x 5.450" OAL x 0.290" Tip Features: Hardened Stem Tip Fully Machined Surface Swirl Polished Undercut...

Cometic LS 4.000 Bore MLS Head Gasket C5477-045 LS 4.000" 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...

Manley Titanium 8mm x 2.205 LS7 Intake Valves w/ CrN Seat Coating 11958BC-8 These valves have an O.E. style single radius keeper groove. “C” suffix indicates CrN seat coating Use Manley valve lock P/N 13098-16 (7°) or 13153-16...