①Compatible Information:Compatible with 4 barrel carbs with a square bore base like the Holley 4150/4160, Barry Grant, Carter and Edelbrock,that are used on many Small/Big Block Chevy, Ford and Chrysler Mopar engines.
②Thickness: 1"
③Phenolic material:Phenolic material is a type of plastic resin which has excellent insulating properties,Made of phenolic resin and engineered to reduce heat transfer from the intake manifold to the carburetor that provides a denser air/fuel mixutre for increased power and efficiency.
④Package list:Package Includes mounting hardware and gaskets.