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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: 15,887
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 16,691
    07-12-2010, 04:14 PM Go to last post
  1. Question Coil-On-Plug & Terminator Questions

    Started by landpilot, 01-13-2020 11:51 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 670
    01-15-2020, 07:15 PM Go to last post
  2. HyperSpark distributor with HP ECU?

    Started by AndyF, 01-14-2020 06:23 PM
    • Replies: 7
    • Views: 464
    01-15-2020, 04:00 PM Go to last post
  3. Oil Pressure/Oil Temp Sensor Wiring

    Started by Jart, 01-02-2020 02:11 PM
    • Replies: 5
    • Views: 442
    01-14-2020, 07:05 PM Go to last post
  4. Holley HP EFI vs J&S Vampire

    Started by JCDriller, 01-14-2020 10:18 AM
    • Replies: 2
    • Views: 323
    01-14-2020, 02:29 PM Go to last post
  5. Injector End Angle Tuning

    Started by 81 TransAm, 09-15-2017 10:01 PM
    10 Pages
    1 2 3 ... 10
    • Replies: 97
    • Views: 20,199
    01-12-2020, 12:15 PM Go to last post
  6. TPS Needs Cal & AFR Left not connected. Help.

    Started by splithigh, 01-11-2020 05:00 PM
    • Replies: 6
    • Views: 275
    01-11-2020, 07:09 PM Go to last post
  7. TPS Autoset Needed After Stalling

    Started by BigDumbRedneck, 01-07-2020 04:44 PM
    • Replies: 0
    • Views: 225
    01-07-2020, 04:44 PM Go to last post
  8. Digital Dash doesn't see HP ECU.

    Started by scott stricker, 01-06-2020 02:38 PM
    • Replies: 0
    • Views: 189
    01-06-2020, 02:38 PM Go to last post
  9. V4 to V5 for dummies like me.

    Started by jimbo72, 12-31-2019 08:28 AM
    • Replies: 6
    • Views: 527
    01-05-2020, 11:35 PM Go to last post
  10. MAP sensor not reading.

    Started by Lethl03, 01-05-2020 12:32 AM
    • Replies: 6
    • Views: 349
    01-05-2020, 02:51 AM Go to last post
  11. No start after sitting for two months.

    Started by ttocs, 12-23-2019 04:42 PM
    3 Pages
    1 2 3
    • Replies: 23
    • Views: 1,263
    01-04-2020, 03:21 PM Go to last post
  12. Battery Volts Read Low

    Started by fj1289, 12-14-2019 01:53 AM
    • Replies: 5
    • Views: 475
    12-31-2019, 12:03 AM Go to last post
  13. Holley HP Fuel Pressure - Low Err

    Started by The Varmit, 12-28-2019 08:17 PM
    • Replies: 4
    • Views: 312
    12-30-2019, 06:57 PM Go to last post
  14. HP in Turbo Buick - No Timing Control

    Started by kwiktsi, 04-12-2016 12:30 PM
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 7,662
    12-29-2019, 03:05 PM Go to last post
  15. Why do I keep burning up WBO2 sensors?

    Started by MK Ultra, 12-28-2019 04:02 PM
    • Replies: 8
    • Views: 479
    12-29-2019, 03:19 AM Go to last post
  16. Understanding A/F Ratio At Idle

    Started by Qwktrip, 10-16-2016 09:28 PM
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 6,202
    12-26-2019, 11:33 AM Go to last post
  17. HP EFI Questions

    Started by Vintage chromoly, 12-18-2019 03:29 PM
    • Replies: 7
    • Views: 625
    12-19-2019, 10:11 AM Go to last post
  18. C950 Stealth Ram upgrade to HP EFI

    Started by av8, 12-14-2019 01:03 PM
    • Replies: 3
    • Views: 339
    12-17-2019, 05:07 PM Go to last post
  19. IAT Sensor

    Started by LY6, 12-14-2019 09:20 AM
    • Replies: 1
    • Views: 264
    12-14-2019, 11:43 AM Go to last post
  20. Bad HP ECU?

    Started by fj1289, 11-16-2019 08:49 PM
    • Replies: 6
    • Views: 720
    12-14-2019, 01:14 AM Go to last post
  21. Cam signal not showing.

    Started by 68n73, 11-25-2019 11:17 AM
    • Replies: 4
    • Views: 513
    12-12-2019, 11:44 AM Go to last post
  22. Nitrous Solenoid Issue

    Started by Patrick_Ls13, 11-23-2019 10:12 PM
    • Replies: 8
    • Views: 671
    12-07-2019, 08:54 PM Go to last post
  23. Holley Factory Training Courses

    Started by steve392, 12-07-2019 08:40 AM
    • Replies: 0
    • Views: 322
    12-07-2019, 08:40 AM Go to last post
  24. Upgrading with the 3.5" touchscreen.

    Started by AndyF, 02-13-2019 10:25 AM
    • Replies: 7
    • Views: 1,126
    12-06-2019, 10:04 PM Go to last post
  25. Holley CAN Bus GPS Speedometer

    Started by cwylie, 11-30-2019 05:52 PM
    • Replies: 1
    • Views: 362
    11-30-2019, 06:05 PM Go to last post

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