This hi-tech carb spacer straightens out and increases air velocity into the intake manifold.1" thick and standard 4150 bolt pattern.
Advanced EMR polymer insures reusability. Will not stick like ordinary paper gaskets. Allows quicker carburetor removal and replacement. Gasket is 0.0640" thick.
Wouldn't you think a guy that builds engines and racing carbs for a living might have carb spacers figured out? Bolt-on one of these spacers and feel the power.