COMP Cams 7 Valve Locks - Hardened Steel - Single Groove - 5/16" - (Set of 16) HXY2021 and our Advanced Axis Adjustment

and our Advanced Axis Adjustment system allowing you to adjust shoulder width

Duration 308 / 326

ACCEL Fuel Pressure Regulator 74561 Adjustable Pressure Regulator

69 Firebirds

Maximum Operating Pressure-3000 PSI

COMP Cams 7 Valve Locks - Hardened Steel - Single Groove - 5/16" - (Set of 16) HXY2021 and our Advanced Axis AdjustmentMost people believe that the tang inside a valve lock is what actually holds the valve spring retainer and spring in place while the engine is running. This is not the case. The cross section of material in the tang is not strong enough to withstand today's open spring loads of 1000 pounds or more! The sole purpose of the tang is to temporarily locate the lock, retainer, and spring relative to the valve until the taper of the retainer can nest around