Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Ford 1034103 Front spring rates - 550

Front spring rates - 550 lbs

1989-1991 Chevrolet R3500

The tool works both with the cylinder heads installed on an engine or off

Making sure that your throttle valve cable is properly adjusted is essential for providing exact shift points and maintaining the life of your transmission

530 in Springs

Holley EFI Dominator EFI Engine Control Module - Wiring Harness - Ford 1034103 Front spring rates - 550When utilizing a Transbrake, it is mandatory to install either a relay or, our Transbrake input protection device. P N 554 128. This will protect the ECU from any flyback voltage when the Transbrake is released. Dominator EFI systems are sold "a la carte". The following must be purchased for a complete system: ECU (includes software and programming cable), Main Power Harness, Wideband Oxygen Sensor, Main Engine Wiring Harness, Injector Wiring Harness,