Models
2300, 4150, 4160
Instantaneous response! Pull strongly through the RPM band! A
"must" for tunnel ram setups! This kit is for those who
demand ultimate performance from their Holley carburetor(s). The
Holley 50cc accelerator pump will substantially increase fuel
capacity over the standard 30cc pump system. Eliminates flat spots
off idle or at any other RPM range. This kit includes everything
required for easy installation including new pump housing, arm, diaphragm, spring and longer pump housing screws.