Allstar Performance Holley 4500 4-Hole Carb Spacer - 1/2" Thick 91629059 along with an internal thread

along with an internal thread to assist when removing if necessary

• Exceptional ergonomics and comfort

This suit is designed to offer youth racers the ultimate in protection and functionality while keeping budget in mind

1975-1975 Buick Apollo

Includes an assembled bar loop with lift post and pre-cut mounting bars to be welded in place

Allstar Performance Holley 4500 4-Hole Carb Spacer - 1/2" Thick 91629059 along with an internal threadSpecially 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",