Holley or AFB Phenolic Carburetor Insulator Spacer 4 Barrel Heat Soak Riser 1/4

This 1/4" thick phenolic riser for the Holley or AFB 4 barrel carb and will fit other models as well. Add a little performance to your machine the cheap way, and keep the heat away from the carburetor to solve the heat soak or carburetor boiling issues. Includes free gaskets.