Cylinder Heads

Cometic LSX Gen-4 Small Block V8 4.060 Bore MLS Head Gasket - .056" C15526-056  Cometic stays on the forefront of gasket design technology by utilizing in-house dynamometers and engine assembly rooms to bring its distributors, retailers and...

Cometic LSX Gen-4 Small Block V8 4.060 Bore MLS Head Gasket - .056" C15527-056  Cometic stays on the forefront of gasket design technology by utilizing in-house dynamometers and engine assembly rooms to bring its distributors, retailers and...

Cometic LS 3/4 V8 Small Block 4.100 Bore Copper Head Gasket - .050" C15408-050  Cometic copper head gaskets create a tight seal you can depend on. These gaskets are made out of a premium soft copper that is specifically designed to create a seal...

LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Steel Retainers 15-161221-2 6-bolt Cathedral Port CNC Cylinder Head Pair w/ Billet Rocker Stands.  Features: 6 bolt...

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 XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2 6-bolt Cathedral Port CNC Cylinder Head Pair w/ Billet Rocker Stands.  Features: 6 bolt...

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...

LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Bare 15-161000-2 6-bolt Cathedral Port CNC Cylinder Head Pair w/ Billet Rocker Stands.  Features: 6 bolt casting (4 bolt available) Minimum Bore Size 3.780" 11°...

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...