Manley Pushrod, P/ROD-4130 3/8 9.500 1988-pontiac-firebird-esi5674963 UMI Performance lower control arms

UMI Performance lower control arms are meticulously engineered using robust DOM steel tubing to provide added strength

ensuring consistent valve control at extreme RPMs

Since The Engine Runs In A Narrow Rpm Band Near The Intended Shift Point For A Large Portion Of The Run

Each valve features chrome stems

These are offset/offset Mufflers that are designed to fit many car and truck applications including most Ford Mustang applications

Manley Pushrod, P/ROD-4130 3/8 9.500 1988-pontiac-firebird-esi5674963 UMI Performance lower control armsManley Performance Pushrods are engineered to deliver uncompromising strength, stiffness, and valvetrain stability in todays high performance engines. Manufactured from premium materials and precision heat treated for maximum durability, Manley pushrods are designed to resist deflection under high spring loads and extreme RPM conditions. Consistent wall thickness and exacting tolerances ensure reliable valve timing and long term performance in both