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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: 14,336
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 15,011
    07-12-2010, 04:14 PM Go to last post
  1. No Start After Welding

    Started by SSSTANG, 08-26-2016 10:07 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,328
    08-28-2016, 01:35 PM Go to last post
    • Replies: 5
    • Views: 3,346
    08-28-2016, 05:27 AM Go to last post
  2. Misfire/Lack Of Power

    Started by scarron, 08-26-2016 03:52 PM
    • Replies: 3
    • Views: 873
    08-27-2016, 08:17 PM Go to last post
  3. Sequential Injection Phasing

    Started by russeko8, 08-26-2016 07:45 PM
    • Replies: 2
    • Views: 758
    08-27-2016, 01:41 AM Go to last post
  4. Switching Injectors

    Started by russeko8, 08-15-2016 08:19 PM
    • Replies: 5
    • Views: 1,640
    08-25-2016, 01:50 PM Go to last post
  5. 24X LS2: 550-602 or 550-603

    Started by Chris Lindh, 08-23-2016 11:47 AM
    • Replies: 4
    • Views: 1,478
    08-25-2016, 12:43 PM Go to last post
  6. Holley EFI Issues

    Started by P.Lafferty, 07-22-2016 11:52 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 6,185
    08-24-2016, 09:19 PM Go to last post
  7. Long Crank Time

    Started by diehrd, 08-15-2016 02:59 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,697
    08-24-2016, 09:18 PM Go to last post
  8. IAC Not Working

    Started by russeko8, 08-21-2016 02:50 PM
    • Replies: 5
    • Views: 1,087
    08-22-2016, 03:39 AM Go to last post
  9. Buick 350 Holley HP EFI Initial Tune

    Started by Smallblockbuick350TT, 08-22-2016 12:56 AM
    • Replies: 1
    • Views: 763
    08-22-2016, 03:13 AM Go to last post
  10. Question Troubleshooting Help Needed - Holley HP

    Started by KeithHoover, 08-21-2016 11:45 AM
    • Replies: 2
    • Views: 874
    08-21-2016, 12:31 PM Go to last post
  11. 550-602 Wiring Harness Sensor Compatibility

    Started by Rage, 08-20-2016 02:23 PM
    • Replies: 2
    • Views: 1,265
    08-20-2016, 03:12 PM Go to last post
    • Replies: 5
    • Views: 1,440
    08-20-2016, 12:57 PM Go to last post
  12. Smart Coil On Plug - Only Running Odd Bank

    Started by mighty mouse, 08-20-2016 09:47 AM
    • Replies: 1
    • Views: 834
    08-20-2016, 12:43 PM Go to last post
  13. Driveshaft Sensor

    Started by procharged67, 08-18-2016 10:15 PM
    • Replies: 3
    • Views: 909
    08-19-2016, 08:41 AM Go to last post
  14. Untimed Sequential Injection

    Started by russeko8, 08-18-2016 11:20 AM
    • Replies: 3
    • Views: 1,575
    08-19-2016, 12:54 AM Go to last post
  15. Startup Tune

    Started by Loosews6, 08-18-2016 10:18 PM
    • Replies: 1
    • Views: 792
    08-19-2016, 12:47 AM Go to last post
  16. WBO2 Sensor Free Air Calibration

    Started by Rage, 08-18-2016 06:53 PM
    • Replies: 1
    • Views: 1,066
    08-18-2016, 09:28 PM Go to last post
  17. Run-On

    Started by Bill71, 08-17-2016 12:13 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,576
    08-18-2016, 02:21 PM Go to last post
  18. Base Tune 5.0L With Vortech

    Started by TxFireman1972, 08-01-2016 01:11 PM
    • Replies: 7
    • Views: 2,340
    08-18-2016, 05:39 AM Go to last post
  19. Backfire At Idle

    Started by AZ Mustang, 08-16-2016 10:41 PM
    • Replies: 2
    • Views: 862
    08-16-2016, 11:05 PM Go to last post
    • Replies: 1
    • Views: 874
    08-16-2016, 11:37 AM Go to last post
  20. IAC issue maybe?

    Started by diehrd, 08-07-2016 09:43 AM
    2 Pages
    1 2
    • Replies: 11
    • Views: 2,142
    08-15-2016, 06:08 AM Go to last post
  21. Flash drive for Digital Dash update?

    Started by hallass66, 08-14-2016 07:33 PM
    • Replies: 1
    • Views: 808
    08-15-2016, 02:46 AM Go to last post
  22. HP EFI Fuel Injector Question

    Started by drgracer, 08-11-2016 07:49 PM
    • Replies: 5
    • Views: 1,968
    08-13-2016, 03:24 AM Go to last post

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