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Threads 81 to 120 of 135

Forum: Technical Discussion

The place for mechanics, racers, governing body officials, tech-talk junkies, or anyone seeking engine-related technical help.

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  1. Exclamation Sticky Thread Sticky: New low cost ECU alternative!

    Started by Tony Brucato, 07-21-2006 08:51 AM
    5 Pages •
    1 2 3 4 5
    3 Attachment(s)
    • Replies: 74
    • Views: 185,046
    keefallan
    09-20-2020, 11:40 AM Go to last post

  1. Mercury Tech: Optimax Maintenance at 100 hours

    Started by 4Speed, 11-18-2023 04:07 PM
    • Replies: 6
    • Views: 433
    4Speed
    02-18-2024, 12:57 PM Go to last post

  2. Air Traps on a Hydroplane

    Started by Spaceman Spiff, 02-07-2024 10:39 PM
    6 Attachment(s)
    • Replies: 9
    • Views: 669
    Spaceman Spiff
    02-18-2024, 11:54 AM Go to last post

  3. Mercury 300X Oil Pump Prime

    Started by NeedlesRat, 02-15-2024 02:27 AM
    • Replies: 1
    • Views: 176
    Chaz
    02-18-2024, 10:17 AM Go to last post

  4. over-charging

    Started by KIRCHNER, 02-12-2024 06:49 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 16
    • Views: 1,015
    j_martin
    02-15-2024, 01:22 PM Go to last post

  5. 2.4 sleeve cracked?

    Started by Tforman, 02-08-2024 11:15 PM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 15
    • Views: 865
    LakeFever
    02-15-2024, 05:42 AM Go to last post

  6. 300x block question?

    Started by malexie, 01-17-2024 09:57 PM
    • Replies: 5
    • Views: 873
    Chaz
    02-14-2024, 11:51 PM Go to last post

  7. Water pressure in a sportmaster at 60MPH

    Started by Carter Powell, 02-03-2024 08:54 PM
    • Replies: 11
    • Views: 739
    Jim Speros
    02-14-2024, 10:56 AM Go to last post

  8. Mercury Tech: Mercury 2.5 260 Engine builders Opinion / Advice needed.

    Started by 4-MULA-V, 02-11-2024 01:11 PM
    5 Attachment(s)
    • Replies: 9
    • Views: 654
    25two.stroke
    02-13-2024, 01:32 PM Go to last post

  9. cold starts

    Started by KIRCHNER, 01-14-2024 05:17 PM
    2 Pages •
    1 2
    • Replies: 16
    • Views: 1,429
    Jim Speros
    02-13-2024, 12:44 PM Go to last post

  10. 1989 Mariner 175Ski

    Started by Glastron1987, 07-27-2023 08:23 PM
    10 Pages •
    1 2 3 4 5 6 7 8 9 10
    37 Attachment(s)
    • Replies: 148
    • Views: 12,960
    OnPad
    02-12-2024, 11:00 PM Go to last post

  11. uflex helm

    Started by KIRCHNER, 01-19-2024 12:42 PM
    • Replies: 9
    • Views: 587
    KIRCHNER
    02-12-2024, 05:58 PM Go to last post

  12. Mercury Tech: Optimax troubleshooting

    Started by Haggus900, 02-01-2024 04:15 AM
    optimax issues
    • Replies: 8
    • Views: 1,525
    rhardwick
    02-11-2024, 12:34 PM Go to last post

  13. Mercury 3.0L EFI Slide Intake Wanted !!

    Started by Amatuer, 02-11-2024 01:19 AM
    1 Attachment(s)
    • Replies: 2
    • Views: 165
    Amatuer
    02-11-2024, 06:35 AM Go to last post

  14. 2.4 chrome bore decking?

    Started by Tforman, 02-01-2024 10:36 PM
    2 Pages •
    1 2
    • Replies: 23
    • Views: 1,229
    lbhsbz
    02-10-2024, 06:19 PM Go to last post

  15. Mercury Tech: 1978 2.4 powerhead swap. What fits?

    Started by Cheifjunk, 02-09-2024 06:59 PM
    1 Attachment(s)
    • Replies: 5
    • Views: 253
    Cheifjunk
    02-10-2024, 12:10 PM Go to last post

  16. Mercury Tech: Mercury 225 Optimax Surging

    Started by DieselDood, 02-03-2024 11:36 PM
    1 Attachment(s)
    • Replies: 13
    • Views: 587
    XstreamVking
    02-09-2024, 05:54 PM Go to last post

  17. Yamaha Inshore Series lower units. Who has one or has seen one?

    Started by Mr. Demeanor, 07-21-2012 02:41 PM
    1 Attachment(s)
    • Replies: 9
    • Views: 1,957
    Mike_83
    02-09-2024, 06:37 AM Go to last post

  18. Rebuilding 1994 225 3l for bass boat

    Started by gguertin145, 02-05-2024 02:51 PM
    • Replies: 4
    • Views: 290
    Aaronhl
    02-06-2024, 03:22 PM Go to last post

  19. Mercury Tech: Cylinder replating

    Started by madoxusa, 01-26-2024 04:04 PM
    • Replies: 11
    • Views: 2,157
    Chaz
    02-02-2024, 12:35 PM Go to last post

  20. Mercury Tech: Help with 2.5 200 1996 identification

    Started by USAJOHNSON, 02-01-2024 12:51 PM
    2 Attachment(s)
    • Replies: 2
    • Views: 360
    USAJOHNSON
    02-01-2024, 10:40 PM Go to last post

  21. Top main bearing life extender?

    Started by WATERWINGS, 08-18-2012 12:22 PM
    2 Pages •
    1 2
    3 Attachment(s)
    • Replies: 25
    • Views: 3,333
    NZ Sidewinder
    02-01-2024, 05:46 PM Go to last post

  22. Mercury Tech: Hole size for one piece

    Started by FAST RALLY SPORT, 01-31-2024 12:40 PM
    • Replies: 4
    • Views: 387
    Baker343
    02-01-2024, 02:05 AM Go to last post

  23. Solid Motor mount compatibility

    Started by Fishwhisper, 01-25-2024 02:36 PM
    2 Pages •
    1 2
    6 Attachment(s)
    • Replies: 22
    • Views: 1,690
    VkingMike
    01-31-2024, 10:31 AM Go to last post

  24. Cut down mid

    Started by myron, 01-27-2024 04:30 PM
    • Replies: 2
    • Views: 497
    ChrisCarsonMarine
    01-31-2024, 08:08 AM Go to last post

  25. Another step closer to Electric Boats

    Started by slowJEEP, 01-29-2024 10:15 AM
    electric boat, the end is near
    • Replies: 6
    • Views: 547
    Chaz
    01-30-2024, 09:10 AM Go to last post

  26. Opinion about jack plate on single cat application (skater 21)

    Started by LeonardG, 12-30-2023 02:40 AM
    2 Attachment(s)
    • Replies: 3
    • Views: 579
    LeonardG
    01-27-2024, 01:48 PM Go to last post

  27. OMC Tech: 1999 V4 Looper Phantom SLOW mode activation

    Started by 72lightning, 01-05-2024 01:00 AM
    • Replies: 4
    • Views: 641
    72lightning
    01-27-2024, 01:34 AM Go to last post

  28. Lightest 12" or 6" setback manual jackplate rated for merc 300 xs or 300r

    Started by scott reierson, 01-24-2024 06:27 PM
    • Replies: 2
    • Views: 457
    scott reierson
    01-26-2024, 09:55 PM Go to last post

  29. 100 mercury project build

    Started by NRAINES38, 12-25-2023 10:06 AM
    2 Pages •
    1 2
    • Replies: 17
    • Views: 1,990
    Glastron1987
    01-26-2024, 07:14 PM Go to last post

  30. Mercury Tech: Difference in stators

    Started by ctered, 07-12-2008 08:12 PM
    • Replies: 10
    • Views: 2,150
    rarnephy
    01-26-2024, 06:04 AM Go to last post

  31. Ratcheting Case Question.

    Started by Carter Powell, 01-21-2024 02:17 PM
    • Replies: 10
    • Views: 1,467
    bbezok
    01-25-2024, 02:30 PM Go to last post

  32. Mercury Tech: Billet 2.5 FF heads on 2.4

    Started by GiantCrouton, 01-22-2024 08:21 PM
    2 Pages •
    1 2
    • Replies: 17
    • Views: 1,718
    skialot2
    01-24-2024, 11:41 PM Go to last post

  33. 3.0 liter lower unit carrier pull

    Started by Aaronhl, 01-21-2024 06:05 PM
    • Replies: 10
    • Views: 816
    Chaz
    01-24-2024, 02:48 PM Go to last post

  34. mercury 3.0 exhaust relief.

    Started by chevy355mark, 02-27-2020 07:43 PM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 20
    • Views: 4,631
    Chaz
    01-23-2024, 10:15 AM Go to last post

  35. 200FF or 225 Promax to mod?

    Started by LakeFever, 01-19-2024 09:47 AM
    • Replies: 11
    • Views: 1,398
    rgsauger
    01-22-2024, 07:10 PM Go to last post

  36. 2017 150HO Etec

    Started by Snipe, 01-18-2024 04:31 PM
    • Replies: 11
    • Views: 1,995
    Snipe
    01-21-2024, 10:17 PM Go to last post

  37. Sportmaster oil fill level practices?

    Started by Sleek Jr, 01-01-2021 02:53 PM
    4 Pages •
    1 2 3 4
    3 Attachment(s)
    • Replies: 49
    • Views: 4,550
    skialot2
    01-20-2024, 07:57 PM Go to last post

  38. Mercury 450r wiring diagrams for rigging?

    Started by 724Bravo, 01-20-2024 04:10 PM
    • Replies: 0
    • Views: 260
    724Bravo
    01-20-2024, 04:10 PM Go to last post

  39. Mercury Tech: Starter spins but doesn't engage flywheel

    Started by Greene, 05-17-2010 05:06 PM
    3 Pages •
    1 2 3
    • Replies: 32
    • Views: 28,750
    99fxst99
    01-19-2024, 04:04 PM Go to last post

  40. Buckshot racing 77

    Started by NRAINES38, 01-16-2024 10:01 PM
    • Replies: 4
    • Views: 924
    25two.stroke
    01-19-2024, 12:37 PM Go to last post
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