1. Announcement:
    ANNOUNCEMENTS- READ BEFORE POSTING- UPDATED 12/30/2023
    EuropeanAM (Mercury 3L/4 Stroke/Verado Moderator)
    01-11-2008
    Views:
    936

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: 2,345
    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: 76,183
    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: 18,746
    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: 47,266
    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: 57,497
    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: 38,627
    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: 161,763
    EuropeanAM
    01-25-2010, 10:49 AM Go to last post

  9.   Normal Threads  

  1. Low oil alarm

    Started by 65Stang, 05-09-2024 08:24 PM
    2 Pages •
    1 2
    • Replies: 29
    • Views: 616
    65Stang
    Today, 03:19 PM Go to last post

  2. 250xs Idle and Low RPM Misfire

    Started by JustAGuy95, Today 01:30 PM
    • Replies: 1
    • Views: 30
    Savage
    Today, 02:21 PM Go to last post

  3. Opti idling rough and stalling on start up.

    Started by natrix19, Yesterday 09:36 PM
    idle, rough, sputter, stall
    • Replies: 5
    • Views: 72
    Savage
    Today, 02:16 PM Go to last post

  4. 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: 441
    JOE54
    Today, 11:42 AM Go to last post

  5. 2012 pro xs 250 studdering after holeshot

    Started by Mnugent115, Yesterday 10:00 PM
    3.0 liter, coils, fuel pump, optimax 250, vst
    • Replies: 3
    • Views: 55
    Savage
    Today, 10:27 AM Go to last post

  6. Air injector question/seal

    Started by 288sunny, Today 08:03 AM
    • Replies: 1
    • Views: 38
    Savage
    Today, 10:24 AM Go to last post

  7. Optimax stalling after warming up

    Started by dancollins111, Yesterday 11:08 AM
    • Replies: 7
    • Views: 84
    Savage
    Today, 10:23 AM Go to last post

  8. Critical Low Oil - 2008 200hp Optimax

    Started by StormBreaker, 05-21-2024 11:24 PM
    1 Attachment(s)
    • Replies: 8
    • Views: 142
    Savage
    Today, 10:21 AM Go to last post

  9. 2004 250 efi - low compression on #6

    Started by Horsquatch, 05-19-2024 04:35 PM
    2 Pages •
    1 2
    6 Attachment(s)
    • Replies: 22
    • Views: 350
    JOE54
    Today, 06:59 AM Go to last post

  10. Exhaust adapter plate

    Started by cannon20xrd, Yesterday 06:57 PM
    • Replies: 3
    • Views: 54
    JOE54
    Today, 06:55 AM Go to last post

  11. 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: 230
    JOE54
    Today, 06:46 AM Go to last post

  12. 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: 1,751
    EuropeanAM
    Yesterday, 03:05 PM Go to last post

  13. 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: 84
    EuropeanAM
    Yesterday, 02:45 PM Go to last post

  14. 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: 297
    dumo3672
    Yesterday, 01:01 PM Go to last post

  15. Fuel and air pressure. Hairline crack ?

    Started by 1ranger487vs, 05-21-2024 08:21 AM
    • Replies: 17
    • Views: 207
    1ranger487vs
    05-22-2024, 06:05 PM Go to last post

  16. Can I install temp guage 2011 optimax?

    Started by toonedin, 05-21-2024 09:43 AM
    • Replies: 13
    • Views: 164
    EuropeanAM
    05-22-2024, 11:23 AM Go to last post

  17. Mercury HD hub kit # 840389K06 confusion

    Started by bass_sheid, 05-20-2024 12:07 PM
    2 Attachment(s)
    • Replies: 4
    • Views: 109
    bass_sheid
    05-22-2024, 11:13 AM Go to last post

  18. 2015 250 Pro XS Injector Service

    Started by Aqua Driller, 05-20-2024 07:59 PM
    • Replies: 5
    • Views: 156
    Rangerdic
    05-22-2024, 07:58 AM Go to last post

  19. In line filter for compressor outlet.

    Started by ronnieh, 04-20-2016 03:31 PM
    2 Pages •
    1 2
    • Replies: 22
    • Views: 2,869
    EuropeanAM
    05-21-2024, 09:25 PM Go to last post

  20. Coil unplugged somehow

    Started by DewRonInc, 05-19-2024 09:37 PM
    • Replies: 4
    • Views: 113
    DewRonInc
    05-21-2024, 09:04 PM Go to last post

  21. Temp issue remains, beyond stumped

    Started by jerzia, 05-18-2024 11:56 AM
    2 Pages •
    1 2
    • Replies: 22
    • Views: 388
    Gambler69
    05-21-2024, 07:13 PM Go to last post

  22. Guardian mode. Continuous beep

    Started by Sakman33, 05-21-2024 01:29 PM
    • Replies: 4
    • Views: 80
    Sakman33
    05-21-2024, 07:07 PM Go to last post

  23. What Gen lower unit do I have?

    Started by bassfisher444, 02-08-2024 03:32 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 307
    EuropeanAM
    05-21-2024, 06:55 PM Go to last post

  24. O-ring mystery?

    Started by 23yellowfin, 05-20-2024 06:40 PM
    • Replies: 5
    • Views: 113
    lpugh
    05-21-2024, 05:07 PM Go to last post

  25. 13 proxs 225 coming out of long storage.

    Started by NJfishinGuy, 05-20-2024 03:30 PM
    • Replies: 8
    • Views: 131
    EuropeanAM
    05-21-2024, 04:51 PM Go to last post

  26. Shift Shaft Misaligned on 3L Torquemaster Gearcase

    Started by basspro57, 05-20-2024 11:04 AM
    • Replies: 7
    • Views: 147
    EuropeanAM
    05-21-2024, 04:20 PM Go to last post

  27. 1995 Mercury Mariner 225 Magnum EFI - Bogging Over Waves??

    Started by lucasm01, 05-20-2024 01:13 PM
    • Replies: 2
    • Views: 71
    EuropeanAM
    05-21-2024, 04:14 PM Go to last post

  28. Trim rheostat

    Started by chad202, 05-19-2024 08:56 AM
    • Replies: 2
    • Views: 94
    EuropeanAM
    05-21-2024, 04:02 PM Go to last post

  29. Carbon build up in prop hub?

    Started by toonedin, 05-16-2024 05:33 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 25
    • Views: 548
    JOE54
    05-21-2024, 11:18 AM Go to last post

  30. air injector flow too high after cleaning = problem or no?

    Started by motuman, 07-31-2023 02:54 PM
    • Replies: 15
    • Views: 845
    basspro57
    05-20-2024, 02:52 PM Go to last post

  31. 1998 Mercury 225 HP EFI alternator belt discontinued?

    Started by Timbeck, 05-11-2024 07:51 AM
    • Replies: 5
    • Views: 243
    wjhuskey
    05-20-2024, 12:01 AM Go to last post

  32. 200 Optimax trim sensor

    Started by squidbefsh22, 05-17-2024 11:38 PM
    • Replies: 2
    • Views: 117
    squidbefsh22
    05-19-2024, 01:04 AM Go to last post

  33. 300xs Smartcraft and Analog Gauges with AGI help

    Started by Honda92, 04-25-2024 09:50 AM
    6 Attachment(s)
    • Replies: 18
    • Views: 437
    EuropeanAM
    05-18-2024, 10:43 AM Go to last post

  34. Don's Fuel System Treatment Coctail Question.

    Started by Speedboat, 05-13-2024 11:45 AM
    2 Pages •
    1 2
    • Replies: 24
    • Views: 767
    SilverFox579
    05-18-2024, 07:33 AM Go to last post

  35. Part number needed

    Started by JFK67, 05-17-2024 08:16 PM
    • Replies: 2
    • Views: 108
    JFK67
    05-18-2024, 06:03 AM Go to last post
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