1" Holley Carburetor Spacer - Phenolic. Made out of phenolic resin and engineered to reduce heat transfer from the intake manifold to the carburetor that provides a denser air/fuel mixture for increased power and efficiency.
1" OPEN PHENOLIC CARBURETOR SPACER EDELBROCK CARTER HOLLEY SBC BBC SBF4bbl#9136
1" Thick Phenolic Carburetor Spacer Open Center Fits Holley AFB SBC BBC 4 BBL
1/2" Open Phenolic Carburetor Spacer Fits Holley Carb Chevy 4BBL SBC BBC 0.5"
1/2" OPEN PHENOLIC CARBURETOR SPACER EDELBROCK CARTER CHEVY FORD 4bbl. #9138
2" Open Phenolic Carburetor Spacer Fits 4BBL Holley Demon AFB Edelbrock SBC BBC
2" Open Phenolic Carburetor Spacer Fits Holley Carb Chevy 4BBL SBC BBC 2.00"
