Phenolic material is renowned for its heat insulating properties, which results in a cooler and denser fuel mixture, which in turn produces more horsepower.
Includes:
- 1 x 1/2” Phenolic Open Squarebore Carburettor Spacer
- 1 x Mounting stud kit with gaskets
Carby spacer suits Carburettors using Holley Squarebore Style Base
