Edelbrock 12403 - Pump cam assortment kit for 2300, 4150 and 4160 Carburetors
The Edelbrock #12403 Accelerator Pump Cam Kit Assortment Package of 8. These accelerator pump cams will have different shapes and profiles, allowing you to fine-tune the accelerator pump’s performance to the engine's requirements. Cam "lift" will directly affect the accelerator pump stroke and pump capacity. While the cam ramp profile and/or shape will control the "timing" of the shot. Each kit comes with 8 different accelerator pump cams and will fit Holley 2300, 4150 and 4160 carburetors.
