Allstar Performance 1/2" Phenolic Carb Spacer - 4 Hole 931176 Single helmet outlet

Single helmet outlet

1987-1996 Chevrolet Beretta

1986-1987 Buick Somerset

1979-1980 Chevrolet G20

Cooler intake air means extra horsepower

Allstar Performance 1/2" Phenolic Carb Spacer - 4 Hole 931176 Single helmet outletSpecially designed for drag race applications to isolate carburetor from manifold, spacers prevent horsepower robbing heat transfer and increase the distance from the bottom of the carburetor to the manifold plenum for better air flow. Spacers are CNC machined in the U. S. from a polymer compound able to withstand temperatures up to 400F. Available in open or four hole versions for 4150 and 4500 series Holley and Holley style carburetors in 1 2", 1",