Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.422 in Long - Big Block Chevy 110013 An integrated Pump Ground circuit

An integrated Pump Ground circuit is included in the harness which simplifies the wiring process and eliminates any chance of the pump accidentally activating from a short in the system

168 / 153 Tooth Flywheel

Each handle is engraved with the wrench size for easy identification

Features:2 RPM AdjustmentsActivate a circuitDeactivate a circuit

M2 Treated

Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.422 in Long - Big Block Chevy 110013 An integrated Pump Ground circuitProduct Description: Exhaust Valve Extreme Duty 1. 880 in Head 0. 342 in Valve Stem 5. 422 in Long Stainless Big Block Chevy Sold Individually Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown