Set of 3 - 4150 - 4 HOLE TAPERED SPACER SET 904005 Throttle Body Only: 1287cfm

Throttle Body Only:     1287cfm

* Allows the air/fuel mixture to turn more easily into the runners by moving the carburetor up away from the runner roofline

If your Throttle body base needs to be upgraded to our new model base $475

- 965 CFM

Available in a billet or black finish

Set of 3 - 4150 - 4 HOLE TAPERED SPACER SET 904005 Throttle Body Only: 1287cfmALL 3 OF OF FOUR HOLE TAPERED SPACERS 1" , 1. 5" AND 2" Part # 004110, 004130, 004150 Wilson Manifolds 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