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Threads 1 to 25 of 2922

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: 32,867
    10-12-2010, 04:57 PM Go to last post
    • Replies: 0
    • Views: 34,262
    07-12-2010, 04:14 PM Go to last post
    • Replies: 3
    • Views: 124
    Yesterday, 05:01 AM Go to last post
    • Replies: 7
    • Views: 212
    Yesterday, 04:47 AM Go to last post
    • Replies: 8
    • Views: 315
    05-22-2022, 10:11 PM Go to last post
  1. Crank A/D Signal

    Started by roytveit, 07-09-2021 03:53 AM
    • Replies: 2
    • Views: 693
    05-21-2022, 08:19 PM Go to last post
  2. Another No Start

    Started by rlwolf74, 05-11-2022 09:48 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 848
    05-16-2022, 09:07 PM Go to last post
  3. PWM In-Tank Eliminator Pump

    Started by allan5oh, 06-15-2017 12:08 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 15,353
    05-14-2022, 02:59 PM Go to last post
  4. Holley EFI first setting with Dual Sync SBF.

    Started by edwardb, 05-11-2022 09:07 PM
    • Replies: 1
    • Views: 217
    05-11-2022, 09:40 PM Go to last post
  5. Digital Dash 7” Fuel Level Gauge

    Started by 351W, 05-05-2022 05:50 PM
    • Replies: 2
    • Views: 451
    05-08-2022, 10:39 PM Go to last post
    • Replies: 8
    • Views: 975
    05-08-2022, 04:33 PM Go to last post
  6. Car Not Running

    Started by Ten Bears, 05-03-2022 01:59 AM
    • Replies: 2
    • Views: 377
    05-06-2022, 12:54 AM Go to last post
    • Replies: 7
    • Views: 546
    05-04-2022, 12:51 PM Go to last post
  7. Holley HP EFI vs J&S Vampire

    Started by JCDriller, 01-14-2020 10:18 AM
    • Replies: 3
    • Views: 1,611
    05-04-2022, 07:54 AM Go to last post
    • Replies: 6
    • Views: 441
    05-03-2022, 07:47 PM Go to last post
  8. 3.5" TSLCD & Dakota Digital

    Started by 68 Camaro, 04-29-2022 07:37 PM
    • Replies: 4
    • Views: 367
    05-03-2022, 11:18 AM Go to last post
  9. Ignition Issue

    Started by Larry R, 04-28-2022 04:25 PM
    • Replies: 2
    • Views: 426
    04-30-2022, 11:06 PM Go to last post
  10. HP MSD Settings

    Started by OxcartA12, 04-29-2022 07:59 AM
    • Replies: 6
    • Views: 494
    04-30-2022, 12:36 PM Go to last post
  11. Dual Sync wiring to HP Unterminated Harness.

    Started by Cudaben68, 03-27-2022 10:40 AM
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 2,638
    04-25-2022, 08:04 PM Go to last post
    • Replies: 1
    • Views: 296
    04-25-2022, 07:53 PM Go to last post
  12. Barely Running With Issues

    Started by 68 Camaro, 04-24-2022 10:11 AM
    2 Pages
    1 2
    • Replies: 12
    • Views: 975
    04-25-2022, 06:22 AM Go to last post
  13. LS1 Harness with 2-Wire Knock Sensor

    Started by SurprisinglySquare, 04-22-2022 09:43 PM
    • Replies: 7
    • Views: 618
    04-24-2022, 03:37 PM Go to last post
  14. Digital Dash hard reset?

    Started by wywindsor, 04-23-2022 01:49 PM
    • Replies: 1
    • Views: 353
    04-23-2022, 02:04 PM Go to last post
  15. Is my cam too big?

    Started by ezza302, 04-16-2022 01:17 AM
    • Replies: 6
    • Views: 894
    04-22-2022, 11:35 PM Go to last post
  16. Commander C950 replacement ECU P/Ns?

    Started by OldFatBald, 04-20-2022 12:30 PM
    • Replies: 3
    • Views: 401
    04-20-2022, 03:25 PM Go to last post
  17. Wrong MAP sensor selected in Global File.

    Started by ezza302, 04-18-2022 04:12 AM
    • Replies: 5
    • Views: 685
    04-18-2022, 07:02 AM Go to last post
  18. AFR goes way rich once warmed up.

    Started by c5rider, 04-17-2022 08:01 PM
    • Replies: 1
    • Views: 417
    04-17-2022, 10:35 PM Go to last post

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Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Headers, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.
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