Wilson Manifolds Carburetor Spacer - 4500 1.5" 4-Hole L/W Tapered Shocks Exhaust PlugSince 1938

Exhaust PlugSince 1938

Excellent for Street and Stock Eliminator engines

1972-1981 Aston Martin V-8

Popular for cars and light trucks like Ford Mustang

1967-1983 Jeep Wagoneer

Wilson Manifolds Carburetor Spacer - 4500 1.5" 4-Hole L/W Tapered Shocks Exhaust PlugSince 1938Nitrous 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