Page 1 of 31 12311 ... LastLast
Threads 1 to 25 of 771

Forum: EFI General Questions & Comments

Questions and/or Comments, Installation or Otherwise

  1. Existing EFI

    Started by 1 2 NV, 12-23-2013 02:39 AM
    • Replies: 1
    • Views: 3,096
    12-23-2013, 02:56 AM Go to last post
  2. TPS Autoset VS Manual Setup

    Started by 10ace, 07-10-2017 06:25 PM
    • Replies: 2
    • Views: 882
    07-11-2017, 02:39 AM Go to last post
    • Replies: 1
    • Views: 838
    08-17-2019, 06:38 PM Go to last post
  3. 5.3L Base Tune Help

    Started by 187racing, 09-01-2015 07:41 PM
    • Replies: 1
    • Views: 4,272
    09-02-2015, 12:36 AM Go to last post
  4. Computer software freezing

    Started by 1967c10, 10-29-2012 04:47 AM
    • Replies: 1
    • Views: 2,463
    10-29-2012, 06:10 AM Go to last post
  5. Thumbs up V2 software question ++

    Started by 1967c10, 11-17-2012 02:20 PM
    • Replies: 1
    • Views: 5,124
    11-17-2012, 03:30 PM Go to last post
  6. Picking the right carb for my car?

    Started by 1969oldshardtop, 09-04-2014 10:14 PM
    • Replies: 1
    • Views: 2,370
    09-05-2014, 03:21 AM Go to last post
    • Replies: 1
    • Views: 594
    07-24-2017, 08:01 AM Go to last post
  7. HP EFI Part #550-604 - Fuel Injector Harness Question

    Started by 1985351, 07-04-2012 09:17 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 15,515
    07-07-2012, 08:27 PM Go to last post
  8. Gen 2 Coyote - Digital Dash tach question.

    Started by 1bad03snake, 03-02-2019 12:45 PM
    • Replies: 4
    • Views: 1,300
    04-20-2019, 04:39 AM Go to last post
  9. 553-109 Outputs

    Started by 1fast10, 11-07-2016 07:53 PM
    • Replies: 2
    • Views: 1,671
    11-07-2016, 09:56 PM Go to last post
  10. Digital Dash Issues

    Started by 1fast10, 04-11-2017 06:19 PM
    • Replies: 0
    • Views: 525
    04-11-2017, 06:19 PM Go to last post
  11. Holley Digital Dash Tach Issues

    Started by 1fast10, 04-29-2017 06:50 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 5,153
    09-12-2018, 11:47 PM Go to last post
  12. Holley Stand-Alone Digital Dash I/O Questions

    Started by 217_Firebird, 04-14-2018 09:53 PM
    • Replies: 2
    • Views: 915
    04-15-2018, 12:53 PM Go to last post
  13. 3.5" LCD Touchscreen AFR Setting

    Started by 3 window, 01-05-2016 05:43 PM
    • Replies: 3
    • Views: 3,403
    01-08-2016, 05:50 PM Go to last post
  14. Holley Custom Calibration Origins

    Started by 3 window, 02-04-2016 01:54 PM
    • Replies: 1
    • Views: 1,795
    02-04-2016, 02:02 PM Go to last post
  15. 3.5" LCD Touchscreen

    Started by 3 window, 11-07-2017 08:36 PM
    • Replies: 1
    • Views: 724
    11-08-2017, 03:06 AM Go to last post
  16. Laptop possibly wiped ECU clean.

    Started by 3 window, 04-18-2018 02:12 PM
    • Replies: 6
    • Views: 967
    04-27-2018, 03:44 PM Go to last post
  17. Holley 558-404 J4 harness

    Started by 3 window, 10-12-2018 11:29 AM
    • Replies: 3
    • Views: 875
    11-02-2018, 11:31 PM Go to last post
  18. Bought 505-606N kit, what else is needed?

    Started by 351W, 09-13-2018 10:53 AM
    • Replies: 1
    • Views: 1,151
    09-13-2018, 11:46 AM Go to last post
  19. 550-606N Ford MAP sensor help.

    Started by 351W, 11-05-2018 09:23 PM
    • Replies: 4
    • Views: 957
    12-07-2018, 05:38 PM Go to last post
  20. Holley sensor block options.

    Started by 351W, 11-06-2018 05:39 PM
    • Replies: 8
    • Views: 970
    11-08-2018, 12:25 AM Go to last post
  21. Loose leads wiring question.

    Started by 351W, 11-10-2018 05:49 PM
    • Replies: 3
    • Views: 631
    11-10-2018, 06:42 PM Go to last post
  22. Difference in Holley Digital Dash Kits

    Started by 351W, 11-15-2018 07:32 PM
    • Replies: 1
    • Views: 718
    11-16-2018, 09:28 AM Go to last post
  23. Digital Dash Startup Question

    Started by 351W, 01-04-2019 05:42 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 3,248
    02-03-2019, 12:34 PM Go to last post

Page 1 of 31 12311 ... LastLast

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  
About us
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Headers, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.
Join us