Page 1 of 107 1231151101 ... LastLast
Threads 1 to 25 of 2651

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: 19,563
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 20,481
    07-12-2010, 04:14 PM Go to last post
  1. EFI Connection 58x

    Started by Loren, 11-22-2020 11:17 PM
    • Replies: 4
    • Views: 250
    Today, 05:34 PM Go to last post
  2. Engine will not start.

    Started by Larry R, 11-25-2020 05:35 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 911
    Today, 12:04 PM Go to last post
  3. HP EFI Northstar

    Started by Lewis, 11-29-2020 02:22 PM
    • Replies: 4
    • Views: 125
    Today, 09:37 AM Go to last post
  4. 2 Sets of Holley 220 PPH injectors with an HP?

    Started by Kurt, Yesterday 07:28 PM
    • Replies: 2
    • Views: 66
    Yesterday, 09:00 PM Go to last post
  5. HP EFI System Advice

    Started by masheim, 11-29-2020 11:37 AM
    • Replies: 1
    • Views: 78
    11-29-2020, 11:56 AM Go to last post
  6. Stealth Ram Starts & Idles Two Minutes, Then Dies.

    Started by BillW, 11-28-2020 11:37 PM
    • Replies: 1
    • Views: 77
    11-29-2020, 12:42 AM Go to last post
    • Replies: 5
    • Views: 410
    11-28-2020, 12:40 AM Go to last post
  7. 3.5" touchscreen displays error code.

    Started by Scooty-T, 11-17-2020 10:07 PM
    • Replies: 4
    • Views: 276
    11-20-2020, 05:53 PM Go to last post
  8. Stealth Ram - Do I have a Bad Fuel Pressure Regulator?

    Started by BillW, 11-07-2020 10:05 PM
    2 Pages
    1 2
    • Replies: 14
    • Views: 683
    11-20-2020, 02:58 PM Go to last post
  9. Holley EFI on a Ford Barra?

    Started by SICK_FOX, 11-01-2020 10:26 PM
    • Replies: 3
    • Views: 252
    11-20-2020, 12:08 PM Go to last post
  10. Canít Complete Static Timing Check

    Started by BillW, 11-18-2020 09:09 AM
    • Replies: 8
    • Views: 306
    11-19-2020, 08:58 PM Go to last post
  11. Hello, Iím a new member with a Holley EFI problem.

    Started by speedball, 01-20-2019 12:32 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,619
    11-18-2020, 12:30 PM Go to last post
  12. Input/Output Help

    Started by johndfarley80@gmail.com, 11-17-2020 09:32 PM
    • Replies: 0
    • Views: 110
    11-17-2020, 09:32 PM Go to last post
  13. Frustrating Intermittent Misfire

    Started by alan91z28, 06-10-2020 07:31 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 49
    • Views: 5,195
    11-17-2020, 02:22 PM Go to last post
  14. LSx Crank Trigger

    Started by lballog, 11-01-2020 09:13 PM
    • Replies: 7
    • Views: 472
    11-17-2020, 01:04 AM Go to last post
  15. Dual Sync or Crank Trigger

    Started by Windsor393, 11-14-2020 06:37 PM
    • Replies: 3
    • Views: 270
    11-15-2020, 01:00 PM Go to last post
  16. Let me help you with Injector End Angle.

    Started by allan5oh, 07-06-2018 11:32 PM
    10 Pages
    1 2 3 ... 10
    • Replies: 94
    • Views: 16,300
    11-11-2020, 10:17 PM Go to last post
  17. Limp mode?

    Started by Rick Cole, 08-24-2020 08:40 PM
    • Replies: 3
    • Views: 444
    11-11-2020, 04:39 PM Go to last post
  18. Base Timing Table Help

    Started by southernspeed, 11-11-2020 07:53 AM
    • Replies: 1
    • Views: 214
    11-11-2020, 11:26 AM Go to last post
  19. LSx coils on SBC.

    Started by Dex, 07-12-2020 12:27 PM
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 1,685
    11-11-2020, 11:13 AM Go to last post
  20. Holley HP with 700R4 using Dakota Digital SGI-5E.

    Started by bloodhound, 11-07-2020 07:31 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 524
    11-10-2020, 05:09 PM Go to last post
  21. Tachometer Operation Trouble

    Started by Vortechys, 11-03-2020 10:55 AM
    • Replies: 5
    • Views: 337
    11-09-2020, 05:55 PM Go to last post
  22. Replaced a Commander 950 ECU with Holley HP.

    Started by bchaulk, 11-06-2020 03:46 PM
    • Replies: 8
    • Views: 380
    11-08-2020, 12:25 PM Go to last post
  23. HP EFI and fuel pressure sensor data.

    Started by Bill C, 11-04-2020 01:11 PM
    • Replies: 3
    • Views: 205
    11-04-2020, 03:10 PM Go to last post
  24. Blown Fuse

    Started by Arno, 03-30-2015 05:07 AM
    • Replies: 4
    • Views: 3,885
    11-03-2020, 08:46 PM Go to last post

Page 1 of 107 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 NASCARģ Sprintģ Cup team and nearly every NHRAģ ProĖStock 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 dressĖup 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