Cylinder Head Accessories
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Cometic Gen V LT 6-Bolt 4.150 Bore MLx Head Gasket C15704-052, Left Side
COMETIC
$125.00Cometic Gen V LT 6-Bolt 4.150 Bore MLx Head Gasket C15704-052, Left Side Gen V LT 6-Bolt 4.150" Bore. 0.052" Compressed Thickness. Works with 1/2" Studs. MLx Gaskets utilize an integrated "stopper"...C15704-052$125.00 -
Cometic Gen V LT 6-Bolt 4.150 Bore MLx Head Gasket C15703-052, Right Side
COMETIC
$125.00Cometic Gen V LT 6-Bolt 4.150 Bore MLx Head Gasket C15703-052, Right Side Gen V LT 6-Bolt 4.150" Bore. 0.052" Compressed Thickness, Works with 1/2" Studs MLx Gaskets utilize an integrated "stopper"...C15703-052$125.00 -
On Sale
ARP 2000 Pro Series GM LS Thread Repair Head Stud Kit 234-4348 - 2004-Up
ARP
Now: $379.95Was: $416.56ARP 2000 Pro Series GM LS Thread Repair Head Stud Kit 234-4348 - 2004-Up ARP has released an LS stud that’s 1/2" in the block and 7/16" above for helping save the blocks with damaged threads. These...234-4348Now: $379.95Was: $416.56 -
LSXceleration Inconel 8mm x 1.570 LS Exhaust Valves 15-31570-8
LSXceleration
$280.00LSXceleration Inconel 8mm x 1.600 LS Exhaust Valves 15-31570-8 Inconel LS Valve 1.570" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip15-31570-8$280.00 -
LSXceleration Inconel 8mm x 1.550 LS Exhaust Valves 15-31550-8
LSXceleration
$280.00LSXceleration Inconel 8mm x 1.550 LS Exhaust Valves 15-31550-8 Inconel LS Valve 1.550" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip Id15-31550-8$280.00 -
LSXceleration Inconel 8mm x 1.570 LS Exhaust Valve 15-31570-1
LSXceleration
$35.50LSXceleration Inconel 8mm x 1.570 LS Exhaust Valve 15-31570-1 Inconel LS Valve 1.570" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip Ide15-31570-1$35.50 -
LSXceleration Inconel 8mm x 1.550 LS Exhaust Valve 15-31550-1
LSXceleration
$35.50LSXceleration Inconel 8mm x 1.550 LS Exhaust Valve 15-31550-1 Inconel LS Valve 1.550" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip Ide15-31550-1$35.50 -
Manley Extreme Duty 8mm x 1.560 L83 5.3L Exhaust Valves 12363-8
MANLEY
$514.08Manley Extreme Duty 8mm x 1.560 L83 5.3L Exhaust Valves Stainless 12363-8 EXTREME DUTY SERIES Top Fuel, Funny Car and Marine Engine Exhaust Valves More Hot Hardness and High Temperature Strength...12363-8$514.08 -
Manley Severe Duty 8mm x 1.930 L83 5.3L Intake Valves Stainless 12358-8
MANLEY
$311.48Manley Severe Duty 8mm x 1.930 L83 5.3L Intake Valves Stainless 12358-8 The Severe Duty® series of valves is the Manley signature in the performance and racing industry. Exhaust material XH-428 and...12358-8$311.48 -
Manley Severe Duty 8mm x 1.560 L83 5.3L Exhaust Valves Stainless 12361-8
MANLEY
$301.07Manley Severe Duty 8mm x 1.560 L83 5.3L Exhaust Valves Stainless 12361-8 The Severe Duty® series of valves is the Manley signature in the performance and racing industry. Exhaust material XH-428 and...12361-8$301.07 -
Manley Race Series 8mm x 1.930 L83 5.3L Intake Valves Stainless 12356-8
MANLEY
$188.69Manley Race Series 8mm x 1.930 L83 5.3L Intake Valves Stainless 12356-8 Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves...12356-8$188.69 -
Manley Race Series 8mm x 1.560 L83 5.3L Exhaust Valves Stainless 12359-8
MANLEY
$188.69Manley Race Series 8mm x 1.560 L83 5.3L Exhaust Valves Stainless 12359-8 Manley is known as one of the leading manufacturers of Racing Valves in the world. Manley Racer Series Stainless Steel Valves...12359-8$188.69