Page 1 of 111 1231151101 ... LastLast
Threads 1 to 25 of 2752

Forum: HP EFI

HP EFI Tuning & Tech

  1. Sticky Thread Sticky: HP Potential RPM Input Problem

    Started by Doug F, 10-12-2010 04:57 PM
    • Replies: 0
    • Views: 24,231
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 25,415
    07-12-2010, 04:14 PM Go to last post
  1. Suggestions For Filtering Out TPS Noise

    Started by S2H, 06-11-2014 09:53 AM
    • Replies: 3
    • Views: 3,101
    Today, 07:29 PM Go to last post
  2. 440 Mopar Dual Sync distributor, no start.

    Started by Raymond73, 04-11-2021 10:19 AM
    • Replies: 9
    • Views: 826
    Today, 05:53 PM Go to last post
  3. V5 freezing when Online.

    Started by 90notch3, 03-30-2020 03:00 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 4,059
    Today, 08:38 AM Go to last post
  4. Coil-Near-Plug Test Results, interesting!

    Started by Bill C, 06-11-2021 06:55 AM
    • Replies: 6
    • Views: 207
    Yesterday, 12:10 PM Go to last post
  5. Gen 3 Hemi - No Start

    Started by karszone, 06-12-2021 07:52 PM
    • Replies: 0
    • Views: 42
    06-12-2021, 07:52 PM Go to last post
  6. Frustrating Intermittent Misfire

    Started by alan91z28, 06-10-2020 07:31 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 50
    • Views: 8,836
    06-12-2021, 06:28 AM Go to last post
  7. Sensors in play at startup (383 SBC/HSR).

    Started by 1992rs/ss, 06-10-2021 11:03 AM
    • Replies: 4
    • Views: 109
    06-11-2021, 10:19 AM Go to last post
  8. Random Intermittent Lean Spike

    Started by blk5pointO, 05-28-2021 06:56 PM
    • Replies: 3
    • Views: 378
    06-09-2021, 10:19 PM Go to last post
  9. My HP will not communcate with my laptop.

    Started by Daz4Life, 05-09-2021 03:35 AM
    • Replies: 6
    • Views: 941
    06-09-2021, 05:21 AM Go to last post
  10. From distant Italy.

    Started by key750, 06-08-2021 05:52 AM
    • Replies: 1
    • Views: 111
    06-08-2021, 09:26 PM Go to last post
  11. HP Inputs & Outputs

    Started by madmax1974, 06-08-2021 05:19 PM
    • Replies: 0
    • Views: 112
    06-08-2021, 05:19 PM Go to last post
  12. 3.5" Touchscreen

    Started by Bill C, 06-08-2021 02:22 PM
    • Replies: 1
    • Views: 102
    06-08-2021, 03:57 PM Go to last post
  13. Dual Sync distributor with slip collar?

    Started by yelcamino, 06-07-2021 05:09 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 226
    06-08-2021, 07:49 AM Go to last post
  14. Back again with more beginner help.

    Started by 79Firebirddave, 06-07-2021 03:44 PM
    • Replies: 4
    • Views: 161
    06-07-2021, 10:27 PM Go to last post
    • Replies: 1
    • Views: 365
    06-07-2021, 11:20 AM Go to last post
  15. Car won't start, no RPM signal.

    Started by USN03GT, 04-27-2020 05:53 PM
    2 Pages
    1 2
    4.6l, wont start
    • Replies: 16
    • Views: 3,409
    06-03-2021, 07:51 PM Go to last post
  16. Ignition Table Tuning

    Started by roytveit, 05-26-2013 12:55 PM
    • Replies: 7
    • Views: 7,878
    06-03-2021, 02:15 PM Go to last post
  17. TPI Stealth Ram Wiring Harness

    Started by evilokc, 05-28-2021 11:13 PM
    • Replies: 3
    • Views: 494
    06-01-2021, 03:15 AM Go to last post
  18. Balancer options for crank trigger.

    Started by Waterlife, 05-12-2021 05:36 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,713
    05-29-2021, 04:31 PM Go to last post
  19. Questions for 550-601 Installation

    Started by Waterlife, 05-04-2021 12:48 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,416
    05-29-2021, 04:30 PM Go to last post
  20. Pro Dash Wiring

    Started by jb427, 05-26-2021 06:16 PM
    • Replies: 0
    • Views: 442
    05-26-2021, 06:16 PM Go to last post
  21. HP Wideband O2 Reading Rich?

    Started by LEJ1969, 05-03-2021 09:57 AM
    2x4, hp ecu, o2 sensor, terminator
    • Replies: 2
    • Views: 768
    05-25-2021, 04:01 PM Go to last post
  22. Fuel & Oil Sensors

    Started by Dean.j, 05-20-2021 09:19 PM
    • Replies: 2
    • Views: 590
    05-24-2021, 02:20 PM Go to last post
  23. EFI Installation & Startup

    Started by 3R1SC, 01-03-2017 12:28 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 12,645
    05-23-2021, 03:02 AM Go to last post
  24. HP DBW problem, other issues.

    Started by classicauto, 05-21-2021 12:24 PM
    • Replies: 2
    • Views: 538
    05-22-2021, 09:23 AM Go to last post

Page 1 of 111 1231151101 ... 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