Cylinder Head Accessories

ARP 2000 Pro Series GM LT1/LT4 Head Stud Kit 234-4343 - 12-Point (With M8 Corner Bolts) These ARP Pro Series Head Bolts are made of 2000 (220,000 psi tensile strength) material and utilize a 12-point head. They are cold-forged and heat treated...

Cometic Dart LS Next 4.200 Bore MLX Head Gasket C15362-044, Right Side Dart LS Next 4.200" Bore. 0.044" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder...

Cometic Gen V LT1/4 4.100 Bore MLx Head Gasket C5038-062 Gen V LT1/LT4 4.100" Bore. 0.062" Compressed Thickness MLx Gaskets utilize an integrated "stopper" layer for combustion chamber sealing and improved clamp load around the cylinder without...

Cometic GM Gen V LT1/LT4 V8 4.150 Bore MLS Head Gasket w/ SEG rings - .051" C15597-051  Cometic stays on the forefront of gasket design technology by utilizing in-house dynamometers and engine assembly rooms to bring its distributors, retailers...

Cometic LS w/M.I.D. Sleeves 4.125 Bore MLS Head Gasket C5789-040 LS w/M.I.D. Sleeves 4.125" Bore .040" Compressed Thickness MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel...

Cometic LS3 4.100 Bore Street Pro Top End Gasket Kit PRO1043T (Rectangle Port) 6.0L 6.2L W/ LS3 Style Manifold COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed...

Ferrea 6000 Series 8mm x 1.600 Super Flo LS Exhaust Valves +.100 Long Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring...

Ferrea 6000 Series 8mm x 2.000 Flo LS Intake Valves Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring pressure, roller and...

Mahle Performance LS MLS Head Gasket 55041 - 3.910 Bore 3.910" bore x .051" thickness MAHLE performance MLS head gaskets are comprised of 3 stainless steel layers. Sealing beads surround the combustion chamber and coolant passages emphasizing clamp...

Manley LS3/LS92/LS99 Extreme Duty Stainless 8mm x 1.590 Exhaust Valves 11685-8 Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves were engineered for Street Performance and Racing...

Manley Extreme Duty Stainless 8mm x 1.590 LT1 Exhaust Valves

Point One P1 GM LS Head Bolt Kit K003-H04E - 1997-2003, Hex -  W/ 2 Primary Bolt Lengths Point One E190 Head Bolts boast a 190,000psi nominal tensile strength, crafted from premium-quality steel from US mills. All fasteners are individually...