Wiring the whole car?

[Super92notcH]

I’m not sure if this is a Holley thread, maybe it has been asked already but I can't find it. I have a Holley Dominator that I upgraded from the 550-937F....

[DocWitt]

I'm adding variable valve timing to my engine. Changed cams to stock Boss 302 and added Holley VVT box and harness to my 302 Coyote. What do I need to...

[MikeDuplay]

Greetings
1965 Mustang Convert
289 V8
Holley Sniper EFI Holley Sniper EFI 550-851 Holley Sniper EFI 2300 Self-Tuning Kit - Classic Gold...

[drewsky121]

Simply starting this thread to help others out. I was trying to find a way forward utilizing the stock HVAC system with my Holley HP EFI and didn't have...

[Carolinagamer]

The Water/Meth ICF is not in my drop down menu under the add ICF tab. Is there a way to add it to the Holley EFI software?

[1966Mustang289]

Novice here and I'm looking for some advice and guidance before dropping $2K. I want to swap the Holley 80457-3 carburetor for EFI on my 1966 Mustang,...

[mileso]

I'm having issues with my coil after replacing my standard coil with a MSD Blaster 2. I have a l6 200 ci Mustang. I spoke to the shop when I purchased...

[stanley514]

Hello Guys. I'm installing a 937F in a late '92 Fox body. My fuel relay was under the hood. I see two wires in the green plug passenger kick panel area...

[Cerickson]

Using the Fox Terminator X with the TFI on a 347. Will start, run for awhile, then just shuts off. Try to restart, will not start just crank over, then...

[spraybelly]

I hope I’m not celebrating too early, but I’ve finished up some rewiring and adding the 8920 tach adapter and it fired right up. Very happy...

[spraybelly]

Good afternoon/Morning!
I just wanted to confirm I still need the 8910 adapter or if I need to swap to the 8920 adapter. I just got my car started...

[paddyrk]

Hello all. I'm running the HP EFI system on a 1991 Mustang, and my fuel regulator is leaking from where you adjust the pressure. At first, it was leaking...

[tubbaguts]

Hello. I received my new HP EFI ECU and plan to do my install this weekend. I have '91 Ford Mustang 5.0L, and will be retaining all the stock style intake...

[mccain_racing]

What's going on everyone? I was wondering did Holley EFI have a sponsorship program, and who could I contact for this? Recently got picked up by Nitrous...

[AdamRobinsonnn]

I have a 1976 Mustang with a stock 302 that I'm in the process of converting to the Avenger EFI system. Mostly I have to say it's a great system that's...