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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: 14,127
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 14,812
    07-12-2010, 04:14 PM Go to last post
  1. HP USB Port Failure Lessons Learned & Fix

    Started by steve392, Today 09:02 AM
    • Replies: 1
    • Views: 26
    Today, 09:14 AM Go to last post
  2. Holley V5 New Features

    Started by Rage, 09-14-2019 10:01 AM
    • Replies: 1
    • Views: 72
    09-14-2019, 11:49 AM Go to last post
  3. Holley V4 Coolant Temperature Scale

    Started by Rage, 09-14-2019 08:57 AM
    • Replies: 1
    • Views: 34
    09-14-2019, 09:28 AM Go to last post
  4. Water/Methanol settings?

    Started by MK Ultra, 08-31-2019 07:47 AM
    • Replies: 1
    • Views: 86
    09-14-2019, 08:28 AM Go to last post
  5. Holley HP EFI 550-603

    Started by LY6, 09-12-2019 10:01 PM
    • Replies: 2
    • Views: 60
    09-13-2019, 01:13 PM Go to last post
  6. Big Block Chevy HP EFI CNP

    Started by yelcamino, 08-28-2019 09:27 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 324
    09-10-2019, 07:57 PM Go to last post
  7. Driveshaft Sensor Installation

    Started by procharged67, 03-05-2017 03:05 PM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 3,059
    09-09-2019, 12:54 PM Go to last post
  8. Control Outputs with ECU or Dash

    Started by CALencioni, 09-09-2019 11:35 AM
    • Replies: 0
    • Views: 47
    09-09-2019, 11:35 AM Go to last post
  9. Engine "hunting" at idle.

    Started by jimbo72, 09-08-2019 07:16 PM
    • Replies: 0
    • Views: 92
    09-08-2019, 07:16 PM Go to last post
  10. Fuel priming before first start attempt.

    Started by hutchenc, 09-08-2019 12:27 PM
    • Replies: 7
    • Views: 86
    09-08-2019, 02:42 PM Go to last post
    • Replies: 2
    • Views: 97
    09-06-2019, 10:54 AM Go to last post
  11. Question No Cam Signal LS3

    Started by Jfisher_73, 06-18-2019 09:11 AM
    cam sensor, no rpm sync, no signal, no start
    • Replies: 7
    • Views: 251
    09-05-2019, 11:24 PM Go to last post
    • Replies: 2
    • Views: 65
    09-05-2019, 01:23 PM Go to last post
  12. LS1 558-102 harness with a 58x crank & 1x cam.

    Started by MelloYello, 09-02-2019 04:00 PM
    • Replies: 8
    • Views: 128
    09-02-2019, 05:49 PM Go to last post
  13. Holley Dash & Timing Table

    Started by Tom R, 09-02-2019 10:54 AM
    • Replies: 3
    • Views: 88
    09-02-2019, 04:46 PM Go to last post
  14. Ram Jet 350 Holley HP Questions

    Started by alan91z28, 03-21-2018 11:55 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,263
    09-02-2019, 04:42 PM Go to last post
  15. LS style tank pump insert for Terminator Stealth.

    Started by hutchenc, 09-02-2019 01:05 PM
    • Replies: 5
    • Views: 65
    09-02-2019, 02:50 PM Go to last post
  16. MAP Sensor Identification

    Started by trannymangw, 08-24-2019 07:36 AM
    2 Pages
    1 2
    • Replies: 10
    • Views: 251
    08-29-2019, 12:47 PM Go to last post
    • Replies: 8
    • Views: 436
    08-26-2019, 10:06 PM Go to last post
  17. Possible problem with cam & crank signal.

    Started by outlawstang88, 08-12-2019 10:09 PM
    • Replies: 5
    • Views: 265
    08-25-2019, 01:39 PM Go to last post
  18. Misfire Issue

    Started by 95gts5oh, 08-19-2019 11:24 PM
    • Replies: 6
    • Views: 329
    08-22-2019, 06:52 PM Go to last post
  19. Testing Boost Control With Shop Air

    Started by Five O, 02-28-2017 11:15 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,692
    08-17-2019, 07:48 PM Go to last post
  20. How do I see GPS speed from Pro Dash on HP?

    Started by speedphreake, 08-14-2019 06:33 PM
    • Replies: 6
    • Views: 390
    08-16-2019, 08:09 PM Go to last post
  21. Holley Water/Meth System Issues

    Started by 1985351, 08-15-2019 09:07 AM
    • Replies: 0
    • Views: 146
    08-15-2019, 09:07 AM Go to last post

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