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 Product Features:Multi-ColorPlastic MaterialFits Holley 2300, 4150, And 4160 CarburetorsSet of 8Made In The USA
