RETURNS NOT ACCEPTED for: Pigtails, Harnesses, or Extensions. These are custom built per order. Please ask any questions before ordering.


Ram Jet 350 Engine Wire Harness for Holley EFI ECUs

Part Number: AWP-7001
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Engine Compatibility:
This engine wire harness is designed for use with all GM Ram Jet 350 crate engines.

Ignition System Compatibility:
The ignition connection on this harness is a 10 cavity sub harness connection that mates to several different Holley ignition sub harnesses.

GM Small Cap HEI Distributor
An included adapter harness, AWP-6001, is for use with the original Ram Jet 350 ignition system.

Wideband Oxygen Sensor (WBO2) Compatibility:
This harness includes an 8 cavity connection for the following WBO2 sensors compatible with the HP and Dominator ECUs.

  • 554-100 NTK Wideband Oxygen Sensor
  • 554-101 LSU4 Bosch Wideband Oxygen Sensor

Terminator X and Terminator X Max ECUs will require adapter harness AWP-6003 for the following WBO2 sensors compatible with the Terminator X and Terminator X Max ECUs.

  • 554-155 Holley EFI Oxygen Sensor

WBO2 sensors and adapter harness for Terminator X ECUs are sold separately.

The sale or use of this harness is only legal for vehicles purposed for off-road use. It is against the law to use this harness on a vehicle registered for street use.