1. Announcement:
    ANNOUNCEMENTS- READ BEFORE POSTING- UPDATED 12/30/2023
    EuropeanAM (Mercury 3L/4 Stroke/Verado Moderator)
    01-11-2008
    Views:
    943

BBC Boards: Mercury - 3 Liter & 3 Liter High Performance

For discussions related to 3L motors (including XS and ProXS)

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  1.   Sticky Threads  

  2. Exclamation Sticky Thread Sticky: Boat just WON'T PERFORM with a 200+hp Engine: WHY?

    Started by EuropeanAM, 10-05-2022 01:03 PM
    • Replies: 3
    • Views: 2,392
    Checkmate1988
    07-20-2023, 12:32 PM Go to last post

  3. Sticky Thread Sticky: SMARTCRAFT Options (Checked 11/23)

    Started by 06 SB, 04-08-2018 08:22 PM
    4 Pages •
    1 2 3 ... 4
    11 Attachment(s)
    • Replies: 77
    • Views: 76,419
    EuropeanAM
    10-07-2022, 12:27 PM Go to last post

  4. Exclamation Sticky Thread Sticky: Please Review the Forum Announcements BEFORE Posting and follow. Thanks!

    Started by EuropeanAM, 08-23-2018 10:51 AM
    • Replies: 1
    • Views: 18,792
    fishnmusic
    04-23-2021, 07:27 PM Go to last post

  5. Thumbs Up Sticky Thread Sticky: Your Patience and Understanding is Appreciated! Updated 11/2/2023

    Started by EuropeanAM, 04-02-2010 08:30 AM
    2 Pages •
    1 2
    • Replies: 31
    • Views: 47,366
    Nikon Man
    04-14-2021, 02:31 AM Go to last post

  6. Thumbs Up Sticky Thread Sticky: If you want to order or price Mercury Engine Parts or Accessories...

    Started by Rhonda, 04-23-2010 09:32 AM
    mercury outboard, mercury parts, mercury parts express, mercury parts lookup, parts
    • Replies: 2
    • Views: 57,614
    EuropeanAM
    10-13-2016, 01:11 PM Go to last post

  7. Lightbulb Sticky Thread Sticky: INTEGRITY Injection (by European Marine) offers Injector Service and Calibration!

    Started by EuropeanAM, 12-22-2010 12:13 PM
    fuel rails, injector calibration, injector cleaning, injector service, mercury, mercury direct injector, mercury fuel injector, optimax injectors
    • Replies: 18
    • Views: 38,739
    EuropeanAM
    01-05-2016, 03:59 AM Go to last post

  8. Exclamation Sticky Thread Sticky: FAQ - COMMONLY ASKED/USED POSTS (Look here first): Updated 04/2024

    Started by EuropeanAM, 01-25-2010 10:49 AM
    commonly asked, commonly used, efi, mercury faq, mercury question, optimax
    • Replies: 0
    • Views: 161,926
    EuropeanAM
    01-25-2010, 10:49 AM Go to last post

  9.   Normal Threads  

  1. Scratching my head - water pressure

    Started by jerzia, 05-29-2024 04:00 PM
    • Replies: 10
    • Views: 139
    jerzia
    Yesterday, 09:41 PM Go to last post

  2. 250xs Idle and Low RPM Misfire

    Started by JustAGuy95, 05-24-2024 01:30 PM
    • Replies: 5
    • Views: 154
    Savage
    Yesterday, 09:33 PM Go to last post

  3. I’d say it was time…

    Started by JustinNC, 05-29-2024 06:23 AM
    1 Attachment(s)
    • Replies: 4
    • Views: 193
    JustinNC
    Yesterday, 11:48 AM Go to last post

  4. Critical Low Oil - 2008 200hp Optimax

    Started by StormBreaker, 05-21-2024 11:24 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 275
    JOE54
    Yesterday, 07:38 AM Go to last post

  5. Help! Running on the lake and the engine shuddered then shut down.

    Started by Champ2005, 05-25-2024 01:58 PM
    2 Pages •
    1 2
    • Replies: 24
    • Views: 455
    Savage
    Yesterday, 07:32 AM Go to last post

  6. Gear Oil Change

    Started by mtdrop, 05-28-2024 07:32 AM
    • Replies: 10
    • Views: 263
    mtdrop
    Yesterday, 05:05 AM Go to last post

  7. 250 Pro XS stalling at WOT

    Started by 1958, 08-22-2018 11:03 AM
    • Replies: 14
    • Views: 1,094
    JOE54
    05-29-2024, 07:35 AM Go to last post

  8. Which Owner's Manual?

    Started by JustinNC, 05-28-2024 09:07 AM
    • Replies: 3
    • Views: 77
    JOE54
    05-29-2024, 07:06 AM Go to last post

  9. Air injector question/seal

    Started by 288sunny, 05-24-2024 08:03 AM
    • Replies: 6
    • Views: 241
    JOE54
    05-29-2024, 06:56 AM Go to last post

  10. 2012 pro xs 250 studdering after holeshot

    Started by Mnugent115, 05-23-2024 10:00 PM
    3.0 liter, coils, fuel pump, optimax 250, vst
    • Replies: 5
    • Views: 173
    JOE54
    05-28-2024, 07:20 AM Go to last post

  11. Check Engine Light / No horn

    Started by JCJ, 05-25-2024 12:13 PM
    • Replies: 7
    • Views: 173
    JOE54
    05-28-2024, 07:19 AM Go to last post

  12. Optimax stalling after warming up

    Started by dancollins111, 05-23-2024 11:08 AM
    1 Attachment(s)
    • Replies: 9
    • Views: 204
    lpugh
    05-27-2024, 07:21 PM Go to last post

  13. 300xs Smartcraft and Analog Gauges with AGI help

    Started by Honda92, 04-25-2024 09:50 AM
    6 Attachment(s)
    • Replies: 19
    • Views: 499
    Honda92
    05-27-2024, 06:38 PM Go to last post

  14. 1995 225 3.0 water pressure gauge

    Started by Jaggin, 05-25-2024 08:52 PM
    • Replies: 2
    • Views: 92
    Jaggin
    05-27-2024, 12:32 PM Go to last post

  15. 2004 250 efi - low compression on #6

    Started by Horsquatch, 05-19-2024 04:35 PM
    2 Pages •
    1 2
    6 Attachment(s)
    • Replies: 27
    • Views: 581
    bass.man65
    05-27-2024, 07:24 AM Go to last post

  16. Warning horn, six beeps

    Started by Sjetlag123, 05-25-2024 01:05 PM
    • Replies: 8
    • Views: 212
    JOE54
    05-27-2024, 06:49 AM Go to last post

  17. Please point me to the appropriate manual for this motor OG826544 99 225 EFI

    Started by ou1dadgumit, 05-25-2024 04:16 PM
    • Replies: 4
    • Views: 119
    ou1dadgumit
    05-27-2024, 12:02 AM Go to last post

  18. What are does this wire go to?

    Started by Steve O., 05-26-2024 10:36 AM
    1 Attachment(s)
    • Replies: 2
    • Views: 127
    Steve O.
    05-26-2024, 11:39 AM Go to last post

  19. Air Compressor Tension Check

    Started by Horowitz1282, 05-25-2024 12:40 PM
    • Replies: 2
    • Views: 111
    Horowitz1282
    05-25-2024, 02:21 PM Go to last post

  20. Unhappy Optimax 225 power loss

    Started by r0b3rt, 09-27-2023 10:19 PM
    3 Pages •
    1 2 3
    8 Attachment(s)
    • Replies: 55
    • Views: 2,641
    r0b3rt
    05-24-2024, 04:54 PM Go to last post

  21. Low oil alarm

    Started by 65Stang, 05-09-2024 08:24 PM
    2 Pages •
    1 2
    • Replies: 29
    • Views: 729
    65Stang
    05-24-2024, 03:19 PM Go to last post

  22. Opti idling rough and stalling on start up.

    Started by natrix19, 05-23-2024 09:36 PM
    idle, rough, sputter, stall
    • Replies: 5
    • Views: 156
    Savage
    05-24-2024, 02:16 PM Go to last post

  23. 2015 250 Pro XS lower unit full of water

    Started by Aqua Driller, 05-16-2024 07:51 PM
    2 Pages •
    1 2
    • Replies: 24
    • Views: 549
    JOE54
    05-24-2024, 11:42 AM Go to last post

  24. Exhaust adapter plate

    Started by cannon20xrd, 05-23-2024 06:57 PM
    • Replies: 3
    • Views: 121
    JOE54
    05-24-2024, 06:55 AM Go to last post

  25. Questions about changing the petal reed and engine problems.

    Started by tferreira, 04-25-2024 09:39 PM
    mercury, motor, problems, reed, reed petal
    • Replies: 6
    • Views: 283
    JOE54
    05-24-2024, 06:46 AM Go to last post

  26. Optimax idle issues and overheat alarm

    Started by Bigbassfish, 03-25-2024 03:08 PM
    4 Pages •
    1 2 3 ... 4
    6 Attachment(s)
    • Replies: 67
    • Views: 1,867
    EuropeanAM
    05-23-2024, 03:05 PM Go to last post

  27. Engine wires that run to nothing/ Alarm issues

    Started by GunnerLeigh, 05-22-2024 11:09 AM
    alarm problem 1 Attachment(s)
    • Replies: 2
    • Views: 138
    EuropeanAM
    05-23-2024, 02:45 PM Go to last post

  28. Blown Compressor - How to clean air rails.

    Started by dumo3672, 05-20-2024 08:59 AM
    air injector, air rail, compressor, optimax 3 Attachment(s)
    • Replies: 9
    • Views: 381
    dumo3672
    05-23-2024, 01:01 PM Go to last post

  29. Fuel and air pressure. Hairline crack ?

    Started by 1ranger487vs, 05-21-2024 08:21 AM
    • Replies: 17
    • Views: 281
    1ranger487vs
    05-22-2024, 06:05 PM Go to last post

  30. Can I install temp guage 2011 optimax?

    Started by toonedin, 05-21-2024 09:43 AM
    • Replies: 13
    • Views: 221
    EuropeanAM
    05-22-2024, 11:23 AM Go to last post

  31. Mercury HD hub kit # 840389K06 confusion

    Started by bass_sheid, 05-20-2024 12:07 PM
    2 Attachment(s)
    • Replies: 4
    • Views: 163
    bass_sheid
    05-22-2024, 11:13 AM Go to last post

  32. 2015 250 Pro XS Injector Service

    Started by Aqua Driller, 05-20-2024 07:59 PM
    • Replies: 5
    • Views: 214
    Rangerdic
    05-22-2024, 07:58 AM Go to last post

  33. In line filter for compressor outlet.

    Started by ronnieh, 04-20-2016 03:31 PM
    2 Pages •
    1 2
    • Replies: 22
    • Views: 2,930
    EuropeanAM
    05-21-2024, 09:25 PM Go to last post

  34. Coil unplugged somehow

    Started by DewRonInc, 05-19-2024 09:37 PM
    • Replies: 4
    • Views: 169
    DewRonInc
    05-21-2024, 09:04 PM Go to last post

  35. Temp issue remains, beyond stumped

    Started by jerzia, 05-18-2024 11:56 AM
    2 Pages •
    1 2
    • Replies: 22
    • Views: 489
    Gambler69
    05-21-2024, 07:13 PM Go to last post
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