PRO500 V8 Complete Harness

About the product:

PRO500 V8 harness


Product Code: 4769

The PRO500 V8 harness is designed for systems with 8 injectors, distributor and dual channel WB-O2 Nanos with Bosch LSU 4.2 sensors to run sequential, semi-sequential or multipoint fuel injection. This harness also allows running COP coils (sequential or wasted spark ignition) or PRO-Nitrous setup through the Outputs connector, which has 8 generic purpose outputs.


Harness is setup for the following:



  • 8 injectors, EV1 style 

  • 2 FuelTech Peak and Hold external drivers 

  • Dual FuelTech WB-Nano O2 

  • GM Style intake air temperature sensor 

  • GM Style engine temperature sensor 

  • 3 pressure sensors (fuel, oil, back pressure/another 0-5V sensor) 

  • High output relays 

  • Extra connector with 4 inputs and 4 outputs for generic use 

  • Firewall connector for easy harness connection in engine bay


Dimensions (in package): 20” x 20” x 5”

Weight: 7.25 lbs.


Product Code: 4769
$ 1,099.00

Shipping Cut-off:

USPS 9:30am EST
UPS 3:00pm EST

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