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Forum Home: Marine Power Engine Forum

  1. need to know what alternator

    Started by boatingfun1, 01-21-2023 06:08 PM
    • Replies: 1
    • Views: 210
    01-22-2023, 03:55 PM Go to last post
  2. 2013 350 Mag SmartCraft Tach Not Working

    Started by BILLYSKIS, 10-27-2022 05:54 PM
    • Replies: 2
    • Views: 835
    10-28-2022, 10:39 AM Go to last post
    • Replies: 4
    • Views: 680
    08-15-2022, 08:38 PM Go to last post
  3. Question 350 Mercruiser straight inboard overheating

    Started by clob934, 08-11-2022 10:16 AM
    • Replies: 8
    • Views: 408
    08-15-2022, 09:30 AM Go to last post
  4. 454.7.4 marine power inboard question

    Started by walter g, 06-13-2022 09:39 PM
    • Replies: 1
    • Views: 616
    06-15-2022, 01:11 PM Go to last post
  5. 454.7.4 marine power inboard

    Started by walter g, 06-13-2022 09:36 PM
    • Replies: 0
    • Views: 270
    06-13-2022, 09:36 PM Go to last post
  6. 1994 Mercury Mariner 3 cylinder

    Started by Hawk1964, 11-17-2021 11:27 AM
    • Replies: 1
    • Views: 1,136
    11-18-2021, 03:54 PM Go to last post
    • Replies: 1
    • Views: 722
    09-01-2021, 08:33 AM Go to last post
  7. Merc Carb Adjustment

    Started by DWester, 08-23-2021 12:44 PM
    • Replies: 5
    • Views: 653
    08-31-2021, 11:50 AM Go to last post
  8. 2000 Marine Power 454 7.4L starting problem

    Started by higaredar, 08-26-2021 05:38 PM
    • Replies: 4
    • Views: 565
    08-27-2021, 08:31 PM Go to last post
  9. Mercruiser 5.0 Thunderbolt Died

    Started by Dave Bramow, 08-02-2021 09:51 AM
    • Replies: 1
    • Views: 520
    08-02-2021, 05:32 PM Go to last post
  10. who sells replacement MEFI 5 ECM's?

    Started by stang32, 07-31-2021 08:38 AM
    • Replies: 1
    • Views: 427
    07-31-2021, 03:49 PM Go to last post
    • Replies: 6
    • Views: 809
    07-22-2021, 01:34 PM Go to last post
  11. Mercruiser Mag 350 MPI, MEFI 3 help please

    Started by aztige, 07-12-2021 12:41 PM
    • Replies: 2
    • Views: 539
    07-13-2021, 09:06 AM Go to last post
  12. Gm 5.7 backfires and pops

    Started by boatingfun1, 06-27-2021 09:01 AM
    • Replies: 9
    • Views: 897
    07-04-2021, 07:52 AM Go to last post
    • Replies: 1
    • Views: 462
    06-26-2021, 12:00 PM Go to last post
  13. Info on 2007 3.0L inboard

    Started by sandkicker, 06-15-2021 12:00 PM
    • Replies: 2
    • Views: 482
    06-15-2021, 06:38 PM Go to last post
  14. MP 340 Harmonic Balancer wobble

    Started by ColoradoGuy, 05-27-2021 06:05 PM
    • Replies: 1
    • Views: 508
    05-28-2021, 10:23 AM Go to last post
    • Replies: 1
    • Views: 737
    04-28-2021, 06:40 AM Go to last post
  15. Inoperable Tach Gauge on 05 NW Jet Boat

    Started by JReich2609, 04-18-2021 09:19 PM
    • Replies: 1
    • Views: 503
    04-19-2021, 04:40 PM Go to last post
  16. Help verify engine please

    Started by boatingfun1, 10-28-2020 10:03 AM
    • Replies: 29
    • Views: 4,110
    04-13-2021, 03:56 PM Go to last post
  17. Eco question

    Started by Rico25, 02-18-2021 11:09 AM
    • Replies: 2
    • Views: 966
    02-19-2021, 09:47 PM Go to last post
  18. Please help with Holly carb kit

    Started by boatingfun1, 02-14-2021 01:15 PM
    • Replies: 2
    • Views: 612
    02-14-2021, 06:03 PM Go to last post
  19. 2019 5.7 MPI misfire issue

    Started by mhf2467, 12-25-2020 12:09 PM
    • Replies: 0
    • Views: 986
    12-25-2020, 12:09 PM Go to last post
  20. 1994 Mainship 7.4 TBI

    Started by JacksMainship, 12-08-2020 07:16 PM
    • Replies: 5
    • Views: 1,082
    12-14-2020, 04:37 PM Go to last post
  21. 454 rebuild 330 hp

    Started by Pachanga1224, 12-03-2020 06:51 PM
    • Replies: 3
    • Views: 1,137
    12-04-2020, 01:31 PM Go to last post
    • Replies: 1
    • Views: 1,463
    11-15-2020, 12:19 PM Go to last post
    • Replies: 1
    • Views: 1,646
    10-13-2020, 11:04 AM Go to last post
  22. Question Mercruiser GM 5.7l TBI, shift switch help....

    Started by PNWBoater, 10-09-2020 11:45 PM
    • Replies: 0
    • Views: 1,079
    10-09-2020, 11:45 PM Go to last post
  23. Wiring harness plug diagram

    Started by patfrank, 07-07-2020 08:52 PM
    • Replies: 5
    • Views: 4,246
    09-22-2020, 11:28 AM Go to last post
    • Replies: 0
    • Views: 2,317
    07-08-2020, 03:49 PM Go to last post
    • Replies: 4
    • Views: 1,731
    07-04-2020, 10:37 PM Go to last post
  24. Year maintenance for longevity

    Started by Dlobb333, 06-25-2020 02:07 AM
    • Replies: 1
    • Views: 1,974
    06-25-2020, 10:04 AM Go to last post
  25. Throttle loss of power

    Started by Dlobb333, 06-20-2020 08:06 PM
    • Replies: 1
    • Views: 1,576
    06-21-2020, 08:38 AM Go to last post
  26. firing order- 1999 502 mag

    Started by Lowbilly, 05-21-2020 09:04 AM
    • Replies: 1
    • Views: 1,933
    05-22-2020, 08:23 AM Go to last post
  27. Talking Mercruiser 5.0 MPI stalling and clinking!

    Started by jason1836, 05-15-2020 10:10 AM
    • Replies: 0
    • Views: 1,715
    05-15-2020, 10:10 AM Go to last post
  28. Merc horizon. 7.4 mag mpi. Idling to high

    Started by Skipper2019, 05-03-2020 11:35 PM
    • Replies: 1
    • Views: 2,562
    05-04-2020, 12:38 AM Go to last post
  29. Question on 350 sbc omc 800 build

    Started by Priesman64, 08-07-2019 12:52 AM
    • Replies: 5
    • Views: 8,645
    04-16-2020, 08:50 AM Go to last post
  30. carbrated 5.7 mercuriser alpha 1 drive

    Started by Chris Bryson, 09-22-2019 09:14 PM
    • Replies: 4
    • Views: 7,211
    04-15-2020, 08:12 PM Go to last post
  31. Raw water pump corrosion

    Started by Mariner 88, 10-02-2019 06:08 PM
    • Replies: 2
    • Views: 10,264
    04-15-2020, 04:26 PM Go to last post
  32. temp gauge

    Started by lunkerdo, 05-22-2011 06:23 PM
    • Replies: 9
    • Views: 4,532
    04-15-2020, 04:25 PM Go to last post
  33. 1986 Mercruiser 140 fuel filter

    Started by Planodave, 03-19-2020 12:47 AM
    • Replies: 3
    • Views: 2,289
    03-23-2020, 12:55 PM Go to last post
  34. 4.3 mercruiser

    Started by Tyler1992, 02-22-2020 09:15 AM
    • Replies: 1
    • Views: 4,094
    02-22-2020, 09:38 AM Go to last post
  35. 115 HP 1984 Mariner Inline 6 - How many cc?

    Started by remusvalean, 02-18-2020 02:06 PM
    • Replies: 1
    • Views: 2,110
    02-18-2020, 03:55 PM Go to last post
  36. Unsteady Idle

    Started by alparmer, 09-18-2019 02:39 PM
    • Replies: 2
    • Views: 6,053
    09-18-2019, 05:47 PM Go to last post
  37. Loss of Power

    Started by mhf2467, 09-13-2019 09:43 AM
    • Replies: 1
    • Views: 6,025
    09-15-2019, 04:51 PM Go to last post
  38. 454 timing

    Started by Andrew33764, 07-31-2019 12:42 PM
    • Replies: 5
    • Views: 8,133
    08-03-2019, 05:55 PM Go to last post
  39. fuel pump Carter 152-875

    Started by Bob Morton, 07-21-2019 02:39 PM
    • Replies: 3
    • Views: 14,419
    07-21-2019, 03:28 PM Go to last post
  40. Canadian compliance sticker ENGINE RATING

    Started by Boater123456, 07-14-2019 06:30 PM
    • Replies: 1
    • Views: 7,280
    07-15-2019, 03:33 PM Go to last post

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