Cylinder Heads

SCE LSX 4.174 Bore Vulcan Cut-Ring Head Gasket CR191759R LSX 4.174" Gasket Bore x 0.059" Compressed Thickness. Sold individually. A hybrid design forged to harness the best sealing properties of two head gasket types. COMPOSITE - Pliable,...

SCE LSX 4.174 Bore Vulcan Cut-Ring Head Gasket CR191759L LSX 4.174" Gasket Bore x 0.059" Compressed Thickness. Sold individually. A hybrid design forged to harness the best sealing properties of two head gasket types. COMPOSITE - Pliable, perforated...

SCE LSX 4.150 Bore Vulcan Cut-Ring Head Gasket CR191559R LSX 4.150" Gasket Bore x 0.059" Compressed Thickness. Sold individually. A hybrid design forged to harness the best sealing properties of two head gasket types. COMPOSITE - Pliable, perforated...

SCE LSX 4.150 Bore Vulcan Cut-Ring Head Gasket CR191559L LSX 4.150" Gasket Bore x 0.059" Compressed Thickness. Sold individually. A hybrid design forged to harness the best sealing properties of two head gasket types. COMPOSITE - Pliable, perforated...

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...

GM LS Head Studs 8740 Material - 1997-2003, 12-Point These Head Studs are made of 8740 (190,000 psi tensile strength) material and utilize a 12-point head. Suggested use in OEM replacement, street, non boosted applications.  Recommended...

Cometic LSX 4.150 Bore MLS Head Gasket w/SEG Rings, Left Side C15532-051 LS 4.150" Bore. 0.051" Compressed Thickness w/ SEG (Spring Energized Gasket) Rings, 6 Bolt Kit, LHS Extreme Sealing for High Horsepower Forced Induction Applications  The...

Cometic LSX 4.150 Bore MLS Head Gasket w/SEG Rings, Right Side C15531-051 LS 4.150" Bore. 0.051" Compressed Thickness w/ SEG (Spring Energized Gasket) Rings, 6 Bolt Kit, RHS   Extreme Sealing for High Horsepower Forced Induction Applications ...

LSXceleration Head Bolt Kit for GM LS '97-'03 (12498545) One Kit Services Complete Engine Torque Procedure for GM LS Head Bolts #158545-KIT 1. Tighten 1 thru 10 to 22Ft-Lbs (30NM) in sequence 2. Tighten 1 thru 10 using the Torque Angle Method to...

ARP 2000 Pro Series GM LSA Head Bolt Kit 234-3726, 12-Point These ARP Pro Series Head Bolts are made of 2000 (210,000 psi tensile strength) material and utilize a 12-point head. They are cold-forged and heat treated prior to thread rolling and...

LSXceleration Gen V L83, L86, LT1, LT4 Head Bolt 22-11976 1 needed per engine. 12mm x 100mm, Internal Hex 13mm.