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Threads 1 to 40 of 142

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: 185,647
    keefallan
    09-20-2020, 11:40 AM Go to last post

  1. 1997 Mercury 225 HP Carbureted rpm issues

    Started by 21challanger, 04-14-2024 02:44 PM
    8 Attachment(s)
    • Replies: 13
    • Views: 333
    OnPad
    Today, 10:08 AM Go to last post

  2. 3.6 & 4.0 evinrude v8

    Started by seahorsemax, 05-10-2024 09:29 PM
    • Replies: 1
    • Views: 105
    racer
    Today, 08:47 AM Go to last post

  3. Mercury Tech: 03' Merc 150 XR-6

    Started by Charger_, Yesterday 06:49 PM
    • Replies: 1
    • Views: 65
    tlwjkw
    Yesterday, 10:30 PM Go to last post

  4. Rough idle, fuel injectors?

    Started by Carter Powell, 05-15-2024 10:19 PM
    • Replies: 5
    • Views: 118
    25two.stroke
    Yesterday, 11:21 AM Go to last post

  5. 1985 Mercury Black Max 150 V6 not firing on one side

    Started by dkpz64, 05-13-2024 11:48 AM
    • Replies: 9
    • Views: 218
    skialot2
    05-15-2024, 10:22 AM Go to last post

  6. Mercury 250 3.0 2001 and 02-03 differences

    Started by Aaronhl, 05-14-2024 06:53 PM
    • Replies: 0
    • Views: 48
    Aaronhl
    05-14-2024, 06:53 PM Go to last post

  7. Shaving stock heads questions

    Started by LakeFever, 04-19-2024 04:12 PM
    2 Attachment(s)
    • Replies: 11
    • Views: 364
    LakeFever
    05-14-2024, 05:47 PM Go to last post

  8. 300x help?

    Started by F29DCB, 04-24-2024 01:28 PM
    3 Attachment(s)
    • Replies: 13
    • Views: 317
    25two.stroke
    05-14-2024, 11:54 AM Go to last post

  9. Can a 1961 Mercury 50 be reliable...

    Started by David, 05-13-2024 07:49 PM
    2 Attachment(s)
    • Replies: 6
    • Views: 105
    David
    05-14-2024, 10:00 AM Go to last post

  10. Buying a mercury xr2

    Started by killerpirate, 05-12-2024 02:26 AM
    1 Attachment(s)
    • Replies: 4
    • Views: 176
    David
    05-13-2024, 09:06 AM Go to last post

  11. 1988 dt 115 carb gasket question

    Started by Ron C., 05-11-2024 06:54 PM
    2 Attachment(s)
    • Replies: 2
    • Views: 87
    Ron C.
    05-12-2024, 06:18 PM Go to last post

  12. Merc overheating issue please help

    Started by Aaronhl, 05-04-2024 06:52 PM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 21
    • Views: 472
    Aaronhl
    05-12-2024, 05:45 PM Go to last post

  13. Carbon Fiber Engine Air Scoops ?

    Started by LeonardG, 05-06-2024 12:51 AM
    • Replies: 4
    • Views: 250
    LeonardG
    05-11-2024, 10:26 PM Go to last post

  14. Help to Id two inline 6 serial numbers

    Started by wogi, 03-01-2024 09:34 AM
    • Replies: 3
    • Views: 208
    JAFFA
    05-11-2024, 06:13 PM Go to last post

  15. Does anyone make oversized pistons for the 2018 Suzuki DF150?

    Started by ratman67, 05-11-2024 10:00 AM
    • Replies: 1
    • Views: 72
    pcrussell50
    05-11-2024, 05:33 PM Go to last post

  16. I'm trying to bench test a 2.5l and need some help with wiring.

    Started by Jpott, 05-09-2024 07:43 PM
    1 Attachment(s)
    • Replies: 7
    • Views: 183
    skialot2
    05-11-2024, 11:38 AM Go to last post

  17. Merc 3.0

    Started by Ally Cat, 04-24-2024 12:38 PM
    • Replies: 12
    • Views: 491
    aj06bolt12r
    05-10-2024, 07:31 PM Go to last post

  18. Mercury Tech: Can the seals be replaced in the plastic blocks that close off the top of the lower?

    Started by pcrussell50, 05-10-2024 11:51 AM
    • Replies: 5
    • Views: 109
    Aaronhl
    05-10-2024, 05:23 PM Go to last post

  19. Mercury Tech: do you need to gut the gearbox to do a welded skeg repair

    Started by pcrussell50, 05-10-2024 11:47 AM
    • Replies: 2
    • Views: 98
    VkingMike
    05-10-2024, 01:07 PM Go to last post

  20. Chris Carson Reed Chatter

    Started by Jpott, 05-04-2024 12:26 PM
    1 Attachment(s)
    • Replies: 9
    • Views: 465
    ChrisCarsonMarine
    05-09-2024, 07:43 PM Go to last post

  21. 2.5L which are the two lean holes?

    Started by LakeFever, 05-07-2024 05:34 PM
    3 Attachment(s)
    • Replies: 7
    • Views: 292
    PanRonnie
    05-09-2024, 02:04 PM Go to last post

  22. Mercury Tech: 2.5l mercury overheating

    Started by Smalltownbassin, 07-04-2022 04:01 PM
    6 Pages •
    1 2 3 4 5 6
    2.5l, melted, mercury, overheating, troubleshooting 5 Attachment(s)
    • Replies: 77
    • Views: 5,583
    LakeFever
    05-09-2024, 02:04 AM Go to last post

  23. 2 PC flywheel position

    Started by NRAINES38, 05-05-2024 07:01 PM
    • Replies: 1
    • Views: 134
    25two.stroke
    05-08-2024, 06:30 PM Go to last post

  24. 2.0 liter fun

    Started by NRAINES38, 05-07-2024 08:50 PM
    • Replies: 7
    • Views: 218
    NRAINES38
    05-08-2024, 01:15 PM Go to last post

  25. Yamaha ProV 200 Issues

    Started by TopDawg975, 05-08-2024 12:43 PM
    3 Attachment(s)
    • Replies: 0
    • Views: 75
    TopDawg975
    05-08-2024, 12:43 PM Go to last post

  26. F block Reeds

    Started by NZ Sidewinder, 05-05-2024 04:17 AM
    3 Attachment(s)
    • Replies: 4
    • Views: 230
    ChrisCarsonMarine
    05-07-2024, 09:51 AM Go to last post

  27. 3.0 Gearcase Information

    Started by aj06bolt12r, 05-07-2024 09:44 AM
    1 Attachment(s)
    • Replies: 0
    • Views: 62
    aj06bolt12r
    05-07-2024, 09:44 AM Go to last post

  28. 115 hp optimax been sitting a few years, want input before starting.

    Started by Joseph923, 05-06-2024 01:11 PM
    115hp, 2 stroke, optimax
    • Replies: 0
    • Views: 50
    Joseph923
    05-06-2024, 01:11 PM Go to last post

  29. Mercury Tech: Optimax Maintenance at 100 hours

    Started by 4Speed, 11-18-2023 04:07 PM
    • Replies: 7
    • Views: 469
    Joseph923
    05-06-2024, 01:07 PM Go to last post

  30. Jack plate solenoid

    Started by team supra, 05-03-2024 02:42 PM
    • Replies: 7
    • Views: 160
    WaterZebra
    05-05-2024, 07:47 PM Go to last post

  31. Mercury Tech: Leave can in - or take out

    Started by rvaha, 06-24-2009 05:03 PM
    2 Pages •
    1 2
    • Replies: 20
    • Views: 1,107
    Aaronhl
    05-05-2024, 01:46 PM Go to last post

  32. Mercury Tech: '88 Mercury Blackmax v135 flywheel inspection

    Started by waveskimmer, 05-04-2024 12:11 PM
    • Replies: 0
    • Views: 81
    waveskimmer
    05-04-2024, 12:11 PM Go to last post

  33. 1998 mercury 200 efi pulse pump fitting's size

    Started by illinideer, 04-30-2024 12:44 PM
    • Replies: 1
    • Views: 115
    KIRCHNER
    05-02-2024, 07:35 PM Go to last post

  34. Mercury Tech: How many issues can a bad flywheel cause?

    Started by Smalltownbassin, 04-30-2024 07:17 AM
    2.5l, flywheel, mercury, troubleshooiting
    • Replies: 2
    • Views: 185
    25two.stroke
    05-01-2024, 02:03 PM Go to last post

  35. mercury 3.0 exhaust relief.

    Started by chevy355mark, 02-27-2020 07:43 PM
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 25
    • Views: 4,959
    Chaz
    04-30-2024, 08:36 AM Go to last post

  36. Mercury Tech: Faria Tach with idiot lights only for OMC?

    Started by DieselDood, 04-23-2024 04:07 PM
    3 Attachment(s)
    • Replies: 11
    • Views: 274
    DieselDood
    04-30-2024, 08:30 AM Go to last post

  37. Exploded view of inline 6 RH super speedmaster

    Started by wogi, 04-27-2024 08:34 AM
    • Replies: 1
    • Views: 182
    largecar91
    04-29-2024, 04:47 PM Go to last post

  38. 280 TPS set procedure

    Started by fieldsp3339, 04-29-2024 12:00 PM
    • Replies: 0
    • Views: 80
    fieldsp3339
    04-29-2024, 12:00 PM Go to last post

  39. 1986 Johnson 70HP trim unit interchange ?

    Started by Carter Powell, 04-24-2024 06:28 PM
    • Replies: 3
    • Views: 120
    Paul Vaillancourt
    04-29-2024, 10:49 AM Go to last post

  40. 300X Oli Alarm ?

    Started by malexie, 04-27-2024 12:54 PM
    • Replies: 1
    • Views: 101
    malexie
    04-27-2024, 03:54 PM Go to last post
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