RPC Phenolic Plastic Carburettor Spacer, Open Center, 1/2" Spacer (RPCR9139)

RPCR9139 - PHENOLIC CARBY 1/2" SPACER

Fits Holley/AFB Four Barrel Carburettors, Gasket & 2" Stud Kit Included

Part Number: RPCR9139

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. Includes mounting hardware and gaskets for a no-hassle installation.
Specifications:
1/2" Thickness
Fits Holley 4150/4160 4BBL Carburetor Flanges
Includes Mounting Hardware & Gaskets
Important Notes: Not Recommended For Heat Crossover OEM Manifolds