Allstar Performance Holley 4500 4-Hole Carb Spacer - 1/2" Thick 31013BK 1978-1981 Chevrolet C30

1978-1981 Chevrolet C30

As always they come with AFR's trademark 3/4'' thick head deck (ideal for nitrous or blower applications)

NOTE: For A3000 Fuel Pump

Dual Gauge

We are known for our innovative designs and our products are engineered with the highest quality components available

Allstar Performance Holley 4500 4-Hole Carb Spacer - 1/2" Thick 31013BK 1978-1981 Chevrolet C30Specially 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",