1 Inch lightweight tapered blend carburetor spacer for 4150 style intake manifolds.

- Fits all applications with 4150 style intake manifolds and carburetors

- Weighs .85 lbs.

- Dyno tested to improve horsepower, torque, and throttle response

- Evenly distributes air and fuel

- Increases air speed

- 1 inch thick for applications with moderate hood clearance

- CNC machined from 6061-T6 billet aluminum

- Black anodized for extended life and a noticeable appearance

- Longer carburetor studs and a extra carburetor gasket are required and can be purchased from us separately