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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: 24,146
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 25,316
    07-12-2010, 04:14 PM Go to last post
  1. Gen 3 Hemi - No Start

    Started by karszone, Yesterday 07:52 PM
    • Replies: 0
    • Views: 22
    Yesterday, 07:52 PM Go to last post
  2. Frustrating Intermittent Misfire

    Started by alan91z28, 06-10-2020 07:31 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 50
    • Views: 8,764
    Yesterday, 06:28 AM Go to last post
  3. Coil-Near-Plug Test Results, interesting!

    Started by Bill C, 06-11-2021 06:55 AM
    • Replies: 4
    • Views: 105
    06-11-2021, 02:40 PM Go to last post
  4. Sensors in play at startup (383 SBC/HSR).

    Started by 1992rs/ss, 06-10-2021 11:03 AM
    • Replies: 4
    • Views: 85
    06-11-2021, 10:19 AM Go to last post
  5. Random Intermittent Lean Spike

    Started by blk5pointO, 05-28-2021 06:56 PM
    • Replies: 3
    • Views: 350
    06-09-2021, 10:19 PM Go to last post
  6. My HP will not communcate with my laptop.

    Started by Daz4Life, 05-09-2021 03:35 AM
    • Replies: 6
    • Views: 911
    06-09-2021, 05:21 AM Go to last post
  7. From distant Italy.

    Started by key750, 06-08-2021 05:52 AM
    • Replies: 1
    • Views: 95
    06-08-2021, 09:26 PM Go to last post
  8. HP Inputs & Outputs

    Started by madmax1974, 06-08-2021 05:19 PM
    • Replies: 0
    • Views: 92
    06-08-2021, 05:19 PM Go to last post
  9. 3.5" Touchscreen

    Started by Bill C, 06-08-2021 02:22 PM
    • Replies: 1
    • Views: 76
    06-08-2021, 03:57 PM Go to last post
  10. Dual Sync distributor with slip collar?

    Started by yelcamino, 06-07-2021 05:09 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 197
    06-08-2021, 07:49 AM Go to last post
  11. Back again with more beginner help.

    Started by 79Firebirddave, 06-07-2021 03:44 PM
    • Replies: 4
    • Views: 137
    06-07-2021, 10:27 PM Go to last post
    • Replies: 1
    • Views: 345
    06-07-2021, 11:20 AM Go to last post
  12. 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: 3,367
    06-03-2021, 07:51 PM Go to last post
  13. Ignition Table Tuning

    Started by roytveit, 05-26-2013 12:55 PM
    • Replies: 7
    • Views: 7,853
    06-03-2021, 02:15 PM Go to last post
  14. TPI Stealth Ram Wiring Harness

    Started by evilokc, 05-28-2021 11:13 PM
    • Replies: 3
    • Views: 476
    06-01-2021, 03:15 AM Go to last post
  15. Balancer options for crank trigger.

    Started by Waterlife, 05-12-2021 05:36 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,686
    05-29-2021, 04:31 PM Go to last post
  16. Questions for 550-601 Installation

    Started by Waterlife, 05-04-2021 12:48 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,386
    05-29-2021, 04:30 PM Go to last post
  17. Pro Dash Wiring

    Started by jb427, 05-26-2021 06:16 PM
    • Replies: 0
    • Views: 428
    05-26-2021, 06:16 PM Go to last post
  18. HP Wideband O2 Reading Rich?

    Started by LEJ1969, 05-03-2021 09:57 AM
    2x4, hp ecu, o2 sensor, terminator
    • Replies: 2
    • Views: 748
    05-25-2021, 04:01 PM Go to last post
  19. Fuel & Oil Sensors

    Started by Dean.j, 05-20-2021 09:19 PM
    • Replies: 2
    • Views: 577
    05-24-2021, 02:20 PM Go to last post
  20. EFI Installation & Startup

    Started by 3R1SC, 01-03-2017 12:28 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 12,603
    05-23-2021, 03:02 AM Go to last post
  21. HP DBW problem, other issues.

    Started by classicauto, 05-21-2021 12:24 PM
    • Replies: 2
    • Views: 523
    05-22-2021, 09:23 AM Go to last post
  22. 2 bar MAP Sensor

    Started by Dean.j, 05-20-2021 11:44 AM
    • Replies: 2
    • Views: 488
    05-20-2021, 06:34 PM Go to last post
  23. Marine Base Calibration

    Started by Jpfour, 07-11-2016 09:09 PM
    marine
    • Replies: 5
    • Views: 2,876
    05-19-2021, 07:43 PM Go to last post
  24. HP EFI system won't run cold.

    Started by 79Firebirddave, 05-17-2021 09:53 AM
    • Replies: 5
    • Views: 748
    05-18-2021, 09:31 PM Go to last post

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