Allstar Performance Holley 4500 4-Hole Carb Spacer - 1/2" Thick H76803FS O-Ring Seal

O-Ring Seal

floating single-tether design allows for maximum mobility while providing a high level of protection at multiple angles

Kits include washers

Air Suspension SpringAir Lift Company has been developing air spring suspension products for more than 50 years

thus forming a "V" shape

Allstar Performance Holley 4500 4-Hole Carb Spacer - 1/2" Thick H76803FS O-Ring SealSpecially 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",