Carburetor Tuning Kit

Optimises air fuel mixture of 4BBL Carter and Edelbrock carburetors

Negative Supercharging Carburetor Tuning Kit contains the correct size jets, metering rods and vacuum springs to optimise the air fuel mixture of 4BBL Carter and Edelbrock carburetors with the Negative Supercharging Kits and Impulse Crate Engines. The tuning kit also includes 2 extra jets to fine tune the air fuel mixture of the secondaries.