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....

[Turb0_Joe]

I have a problem with my Closed Loop chasing AFR. Setup is a 6.0L turbo injectors are Holley 160 lb/hr low impedance, Dominator ECU. Car runs great if...

[hotrodsofnorco]

Hello all. I've got a vehicle I'm putting together with a Terminator Stealth System (Dominator ECU), a 4L80E, and a Gear Vendors. The goal is to have...

[JimP]

Hi everyone. It's a 1st gen Camaro with 427 Dart SBC, 4L80E Stage 5 3500 stall, Ford 9, 3.89:1 Eaton Truetrac. Just converted from Holley HP to Dominator....

[JimP]

Holley HP/Dominator. Probably a dumb question. Will this work if the WBO2 sensor fails out on the road? I saved off a copy of a very mature tune that...

[chriskaw7r]

New install, '66 Corvette LS3, upgraded gauges, originally used the blue wire, and RPM were double, but reading RPM at least. Setup a new linked output...

[Eric Dean Morse]

Hey all! New to Holley EFI. Converted from a MegaSquirt with Tuner Studio software to a full Holley Dominator EFI kit. (Module, main harness, injectors,...

[ahmedwestcott]

Since the update on the V5 EFI software/ECU firmware from V5 110 Build I've had issues with my throttle body hanging open when it's at 0. This issue has...

[Clayton]

So I'm at the point in my build where I can try to move the truck. It's a boosted 383 LS with 4L80E with a 3600 stall. The transmission was built by a...

[Soulierej]

Question regarding the "Spark" table and ESC Parameters. Currently I'm setting up a baseline tune for my stroked LS3 (7L) with a Whipple W175AX...

[Clayton]

So I just got my 2003 Silverado fuel tank back from Aeromotive with dual 340 LPH pumps. What’s the best way to wire the pumps with the Dominator ECU...

[dalcini]

Hi all. I have a Motorsport 514 with a Holley Dominator EFI. Where do I set the advance for the crank trigger? My system has distributor set at mechanical...

[Bearden4242]

Is the ECU that comes in the Terminator LSx MPFI kit the same as the HP or Dominator ECU?

[Speedtospare]

Now's the time to get on this. Even Ford has recognized the demand and released an automatic harness for the stock ECU control. There are guys running...

[Brandon11010]

I've got a '99 Cobra IAC and I can't get it to open or close. I've tried 300 Hz, 600 Hz, 700 Hz (slow), multiple new IAC valves, even one off a Taurus,...