Allstar Performance 1/2" Phenolic Carburetor Spacer - Open 744004 Compatibility:

Compatibility:

To ensure the highest quality

Nomex (R) back

Constructed Of Heavy-Duty 1 inch Polyproylene

It has an adjustable length from 28 inches to 58 inches and a height adjustment form 12 inches to 40 inches

Allstar Performance 1/2" Phenolic Carburetor Spacer - Open 744004 Compatibility:Specially 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",