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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: 20,340
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 21,287
    07-12-2010, 04:14 PM Go to last post
  1. Ford Injector Harness 558-209 Pin-Out

    Started by thatsupnow, Today 07:09 PM
    • Replies: 1
    • Views: 14
    Today, 07:28 PM Go to last post
  2. Smart Coil Melted

    Started by Rick Cole, 08-29-2020 03:41 PM
    • Replies: 4
    • Views: 490
    Today, 12:05 PM Go to last post
  3. Loss RPM sync during run, but still runs.

    Started by turbofreak, 07-23-2020 09:19 AM
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,270
    Today, 09:11 AM Go to last post
  4. Big Wire CNP coil kit wiring?

    Started by mustang_al308, Yesterday 04:03 PM
    • Replies: 0
    • Views: 35
    Yesterday, 04:03 PM Go to last post
  5. HP/Avenger EFI - VSS/T56 Reverse Lockout

    Started by racindego, 11-01-2014 11:54 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 47
    • Views: 30,460
    01-16-2021, 08:27 PM Go to last post
  6. Hello, I知 a new member with a Holley EFI problem.

    Started by speedball, 01-20-2019 12:32 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,320
    01-16-2021, 03:15 PM Go to last post
  7. Fuel Learn not working.

    Started by Pro318f, 01-09-2021 07:19 PM
    • Replies: 9
    • Views: 333
    01-16-2021, 03:05 PM Go to last post
  8. Holley HP vs Terminator X

    Started by thatsupnow, 01-14-2021 09:39 PM
    • Replies: 4
    • Views: 183
    01-16-2021, 12:16 PM Go to last post
  9. Bosch Red Top 280150945 Injector Offset

    Started by jayv64, 02-08-2015 08:58 AM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 12,656
    01-15-2021, 08:32 AM Go to last post
  10. ICF Sub-Folders

    Started by masheim, 01-11-2021 09:12 PM
    • Replies: 5
    • Views: 199
    01-12-2021, 12:08 AM Go to last post
  11. Water Pump Input/Output Setup

    Started by 355V8FieroSteve, 01-10-2021 12:18 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 388
    01-11-2021, 07:11 PM Go to last post
  12. Fuel Priming?

    Started by cadillac531, 01-10-2021 04:37 PM
    • Replies: 5
    • Views: 195
    01-10-2021, 05:19 PM Go to last post
  13. HP - VSS Connection

    Started by 68 Camaro, 12-30-2020 04:56 PM
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 961
    01-10-2021, 12:30 PM Go to last post
  14. Beginner Acceleration Enrichment Question

    Started by dannysauer, 07-07-2020 10:49 PM
    • Replies: 4
    • Views: 1,536
    01-09-2021, 10:02 PM Go to last post
  15. Graphic Issues

    Started by BuaAuto, 05-25-2020 09:24 PM
    • Replies: 2
    • Views: 656
    01-07-2021, 01:25 AM Go to last post
  16. MSD DIS-2 triggered by HP ECU?

    Started by kjewer1, 01-05-2021 06:13 PM
    • Replies: 1
    • Views: 180
    01-06-2021, 07:23 PM Go to last post
  17. MISSING: Base Config - Blank.IO.

    Started by 355V8FieroSteve, 01-04-2021 08:03 AM
    • Replies: 2
    • Views: 206
    01-04-2021, 10:40 AM Go to last post
  18. Connect MSD DIS to HP EFI

    Started by yelcamino, 01-31-2019 08:11 AM
    3 Pages
    1 2 3
    • Replies: 24
    • Views: 2,640
    01-04-2021, 12:36 AM Go to last post
  19. 558-104 Loose Red Wires - Injector Power?

    Started by EV2DEMON, 01-02-2021 01:59 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 470
    01-03-2021, 06:06 PM Go to last post
  20. Injector Strategy

    Started by hotrodg726, 12-25-2020 09:49 PM
    • Replies: 4
    • Views: 397
    01-02-2021, 07:27 PM Go to last post
  21. No Spark

    Started by 3DTim, 12-21-2020 11:25 PM
    • Replies: 1
    • Views: 312
    01-02-2021, 01:29 PM Go to last post
  22. Engine will not start.

    Started by Larry R, 11-25-2020 05:35 PM
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 2,250
    01-02-2021, 10:31 AM Go to last post
  23. LSx Coil Harness 558-321

    Started by jay2one, 01-01-2021 11:22 PM
    • Replies: 0
    • Views: 153
    01-01-2021, 11:22 PM Go to last post
  24. Need Help With Datalogging

    Started by 355V8FieroSteve, 01-01-2021 11:40 AM
    • Replies: 0
    • Views: 244
    01-01-2021, 11:40 AM Go to last post
  25. Losing fuel pressure with RPM.

    Started by 1320 Bowtie, 06-23-2020 08:26 PM
    • Replies: 5
    • Views: 787
    12-30-2020, 06:55 PM Go to last post

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