1. Announcement:
    ANNOUNCEMENTS- READ BEFORE POSTING- UPDATED 12/30/2023
    EuropeanAM (Mercury 3L/4 Stroke/Verado Moderator)
    01-11-2008
    Views:
    757

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: 2,196
    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: 74,613
    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: 18,377
    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: 46,563
    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: 56,913
    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: 38,079
    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: 160,628
    EuropeanAM
    01-25-2010, 10:49 AM Go to last post

  9.   Normal Threads  

  1. 2005 EFI 250HP issues

    Started by Mph84, Yesterday 03:08 PM
    • Replies: 2
    • Views: 28
    Mph84
    Today, 04:48 AM Go to last post

  2. Thumbs Up 250 ProXS info request.

    Started by Atomicbassturd, 04-14-2024 08:50 PM
    • Replies: 4
    • Views: 111
    EuropeanAM
    Yesterday, 04:51 PM Go to last post

  3. 2004 225 Optimax no power

    Started by toledobasser, 04-12-2024 04:40 AM
    • Replies: 11
    • Views: 176
    EuropeanAM
    Yesterday, 04:19 PM Go to last post

  4. Alternator and Charging Issues

    Started by RangerJim, 04-08-2024 05:30 PM
    2 Pages •
    1 2
    • Replies: 23
    • Views: 312
    EuropeanAM
    Yesterday, 04:05 PM Go to last post

  5. 2004 Mercury 250 EFi VST vent line

    Started by Horsquatch, 04-12-2024 02:34 PM
    • Replies: 2
    • Views: 97
    Horsquatch
    Yesterday, 03:59 PM Go to last post

  6. 225 Optimax Pro XS cuts out when getting on plane.

    Started by bassfisher444, 04-06-2024 09:18 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 231
    JOE54
    Yesterday, 07:15 AM Go to last post

  7. Starboard fuel rail dripping

    Started by Championbassjim, 04-14-2024 01:23 PM
    • Replies: 5
    • Views: 78
    Savage
    04-14-2024, 08:33 PM Go to last post

  8. Fuel pressure.

    Started by Turner326, 04-13-2024 10:04 AM
    • Replies: 13
    • Views: 136
    lpugh
    04-14-2024, 07:08 PM Go to last post

  9. Question Mercmonitor back-feeding voltage when using two 12V circuits.

    Started by joco0101, 01-29-2023 12:45 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 378
    EuropeanAM
    04-14-2024, 03:34 PM Go to last post

  10. Oil tank

    Started by Steve Robinson, 04-06-2024 09:02 AM
    • Replies: 14
    • Views: 314
    EuropeanAM
    04-14-2024, 03:33 PM Go to last post

  11. Oil, Battery, Spark Plugs, Fuel and Fuel Additive Recommendations Updated 1/16/2024

    Started by EuropeanAM, 08-08-2008 12:39 AM
    10 Pages •
    1 2 3 ... 10
    batteries, battery, cocktail, don's cocktail, ethanol, fuel, fuel additives, mercury, optimax, spark plugs
    • Replies: 188
    • Views: 152,888
    EuropeanAM
    04-12-2024, 10:30 PM Go to last post

  12. CLEANING AIR COMPRESSOR WATER SUPPLY STRAINER- OPTIMAX 3L MODELS

    Started by EuropeanAM, 04-08-2024 04:59 PM
    6 Attachment(s)
    • Replies: 3
    • Views: 222
    Check85
    04-12-2024, 06:46 PM Go to last post

  13. Thermostat

    Started by MikeFromMaryland, 04-05-2024 03:44 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 36
    • Views: 715
    SilverFox579
    04-12-2024, 08:27 AM Go to last post

  14. Installing new bulb and fuel line

    Started by 4motion, 04-11-2024 10:24 PM
    • Replies: 1
    • Views: 83
    JOE54
    04-12-2024, 06:53 AM Go to last post

  15. 1999 200 hp Optimax stalling on take off

    Started by spotfin, 03-29-2024 06:39 PM
    2 Pages •
    1 2
    • Replies: 33
    • Views: 656
    JOE54
    04-12-2024, 06:48 AM Go to last post

  16. 2003 200hp 3.0l tilt trim wiring diagram

    Started by miuwcm3, 04-08-2024 07:43 PM
    • Replies: 3
    • Views: 76
    EuropeanAM
    04-11-2024, 11:39 AM Go to last post

  17. Vessel View Mobil oil pressure

    Started by 4motion, 04-08-2024 11:57 PM
    • Replies: 6
    • Views: 144
    EuropeanAM
    04-11-2024, 11:37 AM Go to last post

  18. 2003 250 EFI guardian mode issue?

    Started by skeeter91, 04-10-2024 07:45 AM
    • Replies: 2
    • Views: 64
    EuropeanAM
    04-11-2024, 11:36 AM Go to last post

  19. Best Transom Saver for 2000 225 Optimax.

    Started by STRETCH1, 04-10-2024 11:35 AM
    • Replies: 4
    • Views: 97
    EuropeanAM
    04-11-2024, 11:24 AM Go to last post

  20. Iridium vs laser platinum ngk spark plugs

    Started by spotfin, 04-09-2024 05:52 PM
    1 Attachment(s)
    • Replies: 9
    • Views: 168
    EuropeanAM
    04-11-2024, 11:22 AM Go to last post

  21. 250 Pro XS Optimax surging when cold

    Started by BigCountryx, 03-12-2024 02:52 PM
    1 Attachment(s)
    • Replies: 7
    • Views: 320
    Savage
    04-11-2024, 10:05 AM Go to last post

  22. Mercury 250EFI OT702847 shutting down

    Started by Daretofish, 04-07-2024 01:07 PM
    • Replies: 10
    • Views: 162
    EuropeanAM
    04-11-2024, 08:52 AM Go to last post

  23. torque follow up/ bolt types

    Started by bbbill, 07-04-2016 10:38 AM
    1 Attachment(s)
    • Replies: 19
    • Views: 2,663
    EuropeanAM
    04-11-2024, 08:46 AM Go to last post

  24. Low oil alarm.

    Started by Facemelter, 04-01-2024 06:32 PM
    • Replies: 19
    • Views: 395
    EuropeanAM
    04-11-2024, 08:42 AM Go to last post

  25. TK Gen I pump and seal ddamage

    Started by lpugh, 04-08-2024 01:08 PM
    2 Attachment(s)
    • Replies: 4
    • Views: 123
    EuropeanAM
    04-11-2024, 08:34 AM Go to last post

  26. Unhappy Lower unit issues

    Started by Trimguy, 03-23-2024 08:49 PM
    3 Attachment(s)
    • Replies: 15
    • Views: 455
    Trimguy
    04-09-2024, 08:10 PM Go to last post

  27. Lightbulb Cleaning your cooling water strainer screen on 250 Pro XS

    Started by mikesxpress, 01-27-2015 01:52 PM
    7 Pages •
    1 2 3 ... 7
    10 Attachment(s)
    • Replies: 138
    • Views: 75,561
    EuropeanAM
    04-08-2024, 01:49 PM Go to last post

  28. Question 3L EFI with Elevated/High Fuel Pressure & Walbro Fuel Pump in VST

    Started by EuropeanAM, 04-08-2024 01:45 PM
    • Replies: 0
    • Views: 47
    EuropeanAM
    04-08-2024, 01:45 PM Go to last post

  29. One more time before I scrap this engine.

    Started by FeFanatic, 02-25-2024 05:19 PM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 22
    • Views: 1,155
    EuropeanAM
    04-08-2024, 12:55 PM Go to last post

  30. Exclamation Aftermarket Direct/Air Injectors?

    Started by EuropeanAM, 04-08-2024 10:59 AM
    aftermarket, air injector, direct injectors 3 Attachment(s)
    • Replies: 1
    • Views: 94
    smoken86
    04-08-2024, 12:43 PM Go to last post

  31. VST compatiblity

    Started by flinko, 04-07-2024 02:54 PM
    • Replies: 4
    • Views: 114
    EuropeanAM
    04-08-2024, 10:36 AM Go to last post

  32. Crack in starboard side cylinder head on 2005 mercury 250 pro xs

    Started by Dustin Jones, 04-07-2024 04:27 PM
    don iovino
    • Replies: 2
    • Views: 116
    JOE54
    04-08-2024, 07:44 AM Go to last post

  33. Knocking sound ??

    Started by shad, 04-07-2024 02:18 PM
    • Replies: 2
    • Views: 125
    JOE54
    04-08-2024, 07:37 AM Go to last post

  34. Rom questions

    Started by Turner326, 04-07-2024 07:56 AM
    • Replies: 7
    • Views: 135
    Turner326
    04-07-2024, 07:35 PM Go to last post

  35. Exclamation *** FOLKS- YOU MUST PROVIDE YOUR SERIAL NUMBER WHEN POSTING!!!!!

    Started by EuropeanAM, 04-07-2024 07:02 PM
    • Replies: 0
    • Views: 58
    EuropeanAM
    04-07-2024, 07:02 PM Go to last post
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