Wilson Manifolds Carburetor Spacer - 4500 1.5" 4-Hole L/W Tapered Detroit Speed Moroso Ultra 40 establishes a

Moroso Ultra 40 establishes a new standard for ignition wire performance that has the competition scrambling to catch up

Radius Rod

EFI Rated flow of 1

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It was a good match

Wilson Manifolds Carburetor Spacer - 4500 1.5" 4-Hole L/W Tapered Detroit Speed Moroso Ultra 40 establishes aNitrous 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