Holley Fuel Cell EFI Pump Module Assembly YA0651 Noticeable increase over stock cam

Noticeable increase over stock cam

at the dyno and track

Vehicle Applications: 2003 Chevrolet C4500 Kodiak

Lightest SFI 17

Holley Fuel Cell EFI Pump Module Assembly YA0651 Noticeable increase over stock camUpdating your racing fuel system to EFI is so simple! Holley is excited to introduce our Holley Fuel Cell EFI Pump Modules. While the name includes EFI, these modules can be used as an upgrade for carbureted systems as well with the proper regulator. The modules were designed to drop in as a direct replacement for your existing 6 or 12 bolt flange fuel cell cap assembly. The billet top flange includes an 8AN inlet port, a 10AN outlet port, and a fuel