HP EFI, MPFI, 4BBL SMALL BLOCK CHEVY, WITH VORTEC HEADS

Holley

$ 2,942.95 $ 3,269.95
Part# HLY-550-815

HP Multi-Port EFI systems for small block Chevys are ready for the street or strip with the simple swap of an intake! Whether you have a stock engine, crate or custom-built engine, HP Multi-Port systems can help you maximize performance! By utilizing a laptop (or the optional 5.7” full color touch screen LCD) along with the HP’s self-tuning capabilities,

550-815 HP Small Block Chevy Multi-Port system includes:
Holley EFI single plane intake (2000-6500 RPM Power Band) and 1000 CFM Throttle Body, ECU, wiring harness, HEI ignition adapter, fuel rails and related small parts

Not included:
Injectors, Fuel pump, Fuel lines. These are available separately to fit your requirements.

 These kits require the use of a small diameter distributor, such as a small cap GM HEI or Holley distributors. A large cap GM HEI will not fit with these kits.

  • Crank & Cam Sensor Requirements for 550-815
  • Instructions for Part# 550-815
  • ECU Warning for Part# 550-815
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