Wilson Manifolds Carburetor Spacer - 4500 1.5" 4-Hole L/W Tapered H777C02XL Designed for exhaust valves on

Designed for exhaust valves on Chevrolet Big Chevrolet engines with aluminum heads

The safety of your racing engine demands only the best

Hellwig sway bars offer quick bolt on installation that are engineered to perform

035 in / 0

11 oz Aerosol

Wilson Manifolds Carburetor Spacer - 4500 1.5" 4-Hole L/W Tapered H777C02XL Designed for exhaust valves onNitrous Pro Flow Tapered Spacers feature a computer generated variable radius taper design that maximizes the airflow through the carburetor and enhances air fuel distribution for more horsepower. Part throttle performance and distribution are improved by redirecting the flow pattern created by the partially open throttle blades and gradually reducing the velocity of the air fuel mixture entering the plenum to allow for a smoother transition into each