1999-2004 Ford Modular 2 Valve Harness Kit. This wiring harness interfaces a Holley EFI ECU to a 2V Modular Ford engine. It is meant to be used in conjunction with an injector harness, a coil harness, and ignition modules. Most stock sensors are used with this harness.. NOTICE: You will need to purchase an ECU and O2 Sensor to make this a complete kit. This kit is meant to be used in conjunction with an injector harness, a coil harness, and ignition modules.
