These kits are designed with matched components to give you better performance at a low, low price. Available from street performance hydraulic tappet springs to mechanical and hydraulic roller. The best per dollar available!
Pro-Alloy Mechanical Roller w/ Titanium Retainers
Spring Upgrade KitLS1/2/6Dual Spring Retainers Locks Seats Valve Seals
Spring Upgrade Kit GM Gen III LS1/2/6Dual Spring SealsRetainersLocks Locators
- 8mm Valve Stem - 7 deg. Lock (bead lock) - 1.175" - 135 @ 1.800 - 348 @ 1.175
Pro-Alloy Mechanical Roller w/ Chrome Moly Retainers