Allstar Performance 1" Phenolic Carb Spacer - Contoured Hole 57349226 low collar works perfectly with

low collar works perfectly with any seating angle and does not interfere with the seatback

Minimal externally stitched seams to eliminate discomfort and pressure points while driving

Tough Molded PolyurethaneAir Lift Company has been developing air spring suspension products for more than 50 years

Chutes manufactured in the USA

ALL13021 is black and constructed of a thinner more pliable material which is less restrictive to the driver

Allstar Performance 1" Phenolic Carb Spacer - Contoured Hole 57349226 low collar works perfectly withSpecially 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",