Page 1 of 77 1231151 ... LastLast
Threads 1 to 25 of 1914

Forum: HP EFI

HP EFI Tuning & Tech

    • Replies: 0
    • Views: 12,587
    07-12-2010, 04:14 PM Go to last post
  1. Sticky Thread Sticky: HP Potential RPM Input Problem

    Started by Doug F, 10-12-2010 04:57 PM
    • Replies: 0
    • Views: 11,872
    10-12-2010, 04:57 PM Go to last post
  1. Help with tune?

    Started by 360demonRT, 05-23-2014 08:59 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 76
    • Views: 35,295
    08-08-2014, 11:03 AM Go to last post
  2. Holley MPFI Sensors

    Started by BogBeast, 05-21-2016 04:06 PM
    • Replies: 4
    • Views: 35,051
    05-22-2016, 05:55 AM Go to last post
  3. HP EFI questions

    Started by DButler, 03-23-2012 11:24 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 31,014
    10-21-2012, 11:33 PM Go to last post
  4. Random Engine Stalling

    Started by activethunder32guy, 07-07-2013 08:24 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 57
    • Views: 26,273
    04-30-2016, 09:30 PM Go to last post
  5. Holley HP EFI Help Needed Starting

    Started by Regal454, 10-27-2012 06:05 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 25,848
    12-30-2012, 03:58 PM Go to last post
  6. Idle Surging!

    Started by s/s, 06-27-2013 12:01 AM
    6 Pages
    1 2 3 ... 6
    • Replies: 53
    • Views: 23,789
    08-04-2013, 01:08 PM Go to last post
  7. Software/Firmware

    Started by Phoenix-MN, 08-18-2010 07:54 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 23,344
    02-18-2012, 08:54 AM Go to last post
  8. HP EFI - no cam signal?

    Started by chuckd71, 08-08-2014 10:03 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 49
    • Views: 22,078
    08-24-2014, 05:54 PM Go to last post
  9. Fuel Learn Table

    Started by 3 window, 03-28-2014 10:27 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 21,424
    06-27-2016, 04:36 PM Go to last post
  10. No Learn Issue - Holley HP

    Started by gmslayer, 09-12-2012 07:48 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 31
    • Views: 20,441
    11-25-2013, 05:37 PM Go to last post
  11. 5.7" LCD Touch Screen ROCKS!

    Started by torc55, 01-09-2011 10:40 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 20,394
    08-13-2013, 05:28 AM Go to last post
  12. MSD 8360 Distributor & 6AL to HP Wiring Harness

    Started by smalliehunter, 05-17-2014 12:14 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 36
    • Views: 18,788
    08-04-2014, 03:36 AM Go to last post
  13. HP EFI For Marine Application

    Started by martin morecroft, 08-22-2013 07:27 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 18,651
    09-14-2013, 04:06 AM Go to last post
  14. HP/Avenger EFI - VSS/T56 Reverse Lockout

    Started by racindego, 11-01-2014 11:54 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 18,644
    08-26-2015, 10:22 AM Go to last post
    • Replies: 16
    • Views: 17,284
    04-02-2015, 04:16 PM Go to last post
  15. HP ECU Upgrade

    Started by 81 TransAm, 12-02-2014 07:23 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 47
    • Views: 17,078
    12-29-2014, 06:21 PM Go to last post
  16. New 421 LSx Single Turbo Keeps Dropping RPM

    Started by 1970lsxnova, 08-30-2014 08:24 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 41
    • Views: 16,852
    09-30-2014, 03:58 PM Go to last post
  17. Timing Off By 10° Once Started

    Started by Magisnyc, 12-01-2013 02:56 PM
    • Replies: 5
    • Views: 16,788
    12-01-2013, 06:32 PM Go to last post
  18. HP EFI On 3800 V6 Engine

    Started by radrace19, 05-22-2015 04:05 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 70
    • Views: 16,631
    12-27-2016, 09:04 AM Go to last post
  19. Barely starts and won't idle, FIRST START UP.

    Started by 1320king, 04-22-2015 11:54 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 42
    • Views: 14,688
    05-16-2015, 04:05 AM Go to last post
  20. HP EFI Issues

    Started by notchbackgta, 07-17-2014 02:07 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 14,300
    08-11-2015, 10:45 AM Go to last post
  21. First Start - Please Help With Sensor Calibrations

    Started by Calypso, 06-08-2015 01:16 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 41
    • Views: 14,162
    06-17-2015, 08:35 AM Go to last post
  22. Angry 502 Stalls Going In Gear

    Started by StreetPro, 06-09-2015 06:09 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 44
    • Views: 13,957
    07-02-2015, 06:58 PM Go to last post
  23. GM 7-Pin Large Cap HEI?

    Started by Chuckles, 03-30-2013 12:42 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 13,916
    04-03-2013, 05:49 AM Go to last post
  24. Holley HP EFI - Which Ignition Setup?

    Started by Velocity540, 11-07-2014 06:50 PM
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 13,863
    11-19-2014, 03:23 AM Go to last post

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