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Forum: Four Stroke and Direct Injected Two Stroke Engines

Low-emissions outboard engines.

Sponsored by: Injectorservice.com

  1. Sticky Thread Sticky: ECDBA Emission performance stock.....

    Started by E-tec1, 11-09-2008 11:30 AM
    3 Pages •
    1 2 3
    1 Attachment(s)
    • Replies: 37
    • Views: 65,678
    cmn
    06-28-2015, 03:01 PM Go to last post

  1. Looking for a Mercury shop manual

    Started by Reynard38, 12-14-2019 12:31 PM
    • Replies: 4
    • Views: 6,759
    Reynard38
    12-15-2019, 10:03 AM Go to last post

  2. Opti rebuild

    Started by bobthebuilder, 02-19-2014 01:21 PM
    3 Pages •
    1 2 3
    2 Attachment(s)
    • Replies: 36
    • Views: 6,628
    Bullet89
    12-05-2019, 11:03 AM Go to last post

  3. 300x tuner into a 300xs ?

    Started by darkdream, 11-28-2019 06:37 PM
    1 Attachment(s)
    • Replies: 6
    • Views: 3,108
    Chaz
    11-29-2019, 12:47 PM Go to last post

  4. E-tec 150ho vs G2 150ho

    Started by Pumpe, 07-07-2016 05:55 AM
    1 Attachment(s)
    • Replies: 14
    • Views: 3,368
    David
    11-26-2019, 07:14 PM Go to last post

  5. 250 sho yammi throttle shift

    Started by XstreamVking, 11-05-2019 04:14 PM
    • Replies: 1
    • Views: 2,237
    GETBOATS
    11-06-2019, 02:36 PM Go to last post

  6. Question 2001 150 Opti, Injectors Don’t Open?

    Started by Salty Dog, 06-24-2019 11:35 AM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 18
    • Views: 6,323
    Salty Dog
    11-02-2019, 12:45 PM Go to last post

  7. Opti spark plugs are black

    Started by David, 10-25-2019 07:18 PM
    1 Attachment(s)
    • Replies: 11
    • Views: 4,917
    Davidlake
    11-01-2019, 09:31 AM Go to last post

  8. New Mercury 300 Pro XS V8 vs 300R V8

    Started by Skip 7750, 05-20-2018 06:04 PM
    4 Pages •
    1 2 3 4
    • Replies: 46
    • Views: 51,246
    bouyhead
    10-10-2019, 12:00 PM Go to last post

  9. Verado old and new vs 300r

    Started by Tranq, 10-09-2019 06:22 PM
    1 Attachment(s)
    • Replies: 0
    • Views: 2,665
    Tranq
    10-09-2019, 06:22 PM Go to last post

  10. Exclamation Friendly debates vs personal attacks

    Started by Scream And Fly, 09-23-2019 06:25 PM
    • Replies: 2
    • Views: 6,583
    Dave S
    10-09-2019, 06:57 AM Go to last post

  11. twin Optis 06 250XS port motor running too rich?

    Started by stoker2001, 09-15-2019 05:19 PM
    • Replies: 4
    • Views: 5,961
    stoker2001
    09-17-2019, 06:25 PM Go to last post

  12. People, Elephants and Mercury Marine 4 Strokes (New Market)

    Started by WaterZebra, 09-11-2019 10:35 AM
    • Replies: 3
    • Views: 2,671
    kellytheaker
    09-13-2019, 01:58 PM Go to last post

  13. 2007 300xs odd fault/smartcraft issue.

    Started by 288sunny, 08-11-2019 08:37 AM
    • Replies: 4
    • Views: 2,836
    Duro78
    09-10-2019, 03:06 PM Go to last post

  14. Optimax Pro xs and regular xs, how many years in production?

    Started by Madhatter447, 08-03-2019 04:45 PM
    • Replies: 13
    • Views: 4,506
    Madhatter447
    09-09-2019, 03:38 PM Go to last post

  15. 250 pro xs performance mods?

    Started by Rsissom918, 07-30-2019 11:14 AM
    mercury pro xs 250
    • Replies: 11
    • Views: 14,681
    Tango
    09-07-2019, 08:48 PM Go to last post

  16. Rigging tube size on 300R

    Started by mjw930, 08-22-2019 06:17 PM
    • Replies: 1
    • Views: 3,914
    pantera24-650hp
    08-26-2019, 05:37 PM Go to last post

  17. Lightbulb Best way to turn up a 3.3 ltr Evinrude

    Started by MrG, 08-25-2019 07:14 PM
    • Replies: 2
    • Views: 2,839
    MrG
    08-26-2019, 12:28 PM Go to last post

  18. Finding which gear I am in with lower unit off?

    Started by Bluecollerboater, 08-22-2019 03:04 PM
    • Replies: 6
    • Views: 3,363
    rock
    08-23-2019, 10:23 AM Go to last post

  19. Converting to trip outboards

    Started by Corysprouts84, 08-13-2019 09:41 AM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 17
    • Views: 4,588
    Dave S
    08-19-2019, 11:30 AM Go to last post

  20. 0ptimax 150 water pressure alarm everytime you try to get on plane.

    Started by Stevebbc, 03-23-2019 02:37 PM
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 17
    • Views: 6,703
    Stevebbc
    08-19-2019, 08:17 AM Go to last post

  21. 300R “what’s in the box” questions

    Started by mjw930, 08-18-2019 09:50 AM
    • Replies: 0
    • Views: 5,236
    mjw930
    08-18-2019, 09:50 AM Go to last post

  22. What year lower units fit 1984 Mercury 115 inline 6

    Started by Bluecollerboater, 08-06-2019 01:51 AM
    • Replies: 2
    • Views: 4,803
    Bluecollerboater
    08-12-2019, 03:49 PM Go to last post

  23. 1984 Mercury 115 EL inline 6

    Started by Bluecollerboater, 07-16-2019 03:02 PM
    • Replies: 13
    • Views: 3,103
    Bluecollerboater
    08-04-2019, 01:41 PM Go to last post

  24. Smartcraft for 200XS

    Started by David, 04-19-2019 01:10 PM
    • Replies: 5
    • Views: 3,537
    luv2gofast
    07-25-2019, 07:21 PM Go to last post

  25. 600 hp 400 r + 500 hp 300r

    Started by Chaz, 06-11-2019 10:35 PM
    4 Pages •
    1 2 3 4
    • Replies: 45
    • Views: 18,367
    PRE-Z06
    07-18-2019, 07:14 AM Go to last post

  26. Question 150 Optimax Fuses?

    Started by Salty Dog, 07-15-2019 06:49 AM
    • Replies: 6
    • Views: 4,059
    XstreamVking
    07-16-2019, 08:38 AM Go to last post

  27. Beeping optimax

    Started by XstreamVking, 07-09-2019 07:42 AM
    • Replies: 5
    • Views: 8,710
    XstreamVking
    07-10-2019, 10:31 AM Go to last post

  28. 300R vs 300X

    Started by PRE-Z06, 04-03-2019 01:38 PM
    13 Pages •
    1 2 3 4 5 6 7 8 9 10 ... 13
    17 Attachment(s)
    • Replies: 188
    • Views: 54,355
    stoker2001
    06-29-2019, 06:37 PM Go to last post

  29. 06 225 Optimax, Spools up then drops down on power

    Started by cr250, 06-23-2019 05:47 PM
    • Replies: 11
    • Views: 3,938
    Motv18
    06-27-2019, 04:14 PM Go to last post

  30. Opti 250 Pro XS down on power

    Started by Hebert519, 06-23-2019 11:15 AM
    1 Attachment(s)
    • Replies: 5
    • Views: 3,588
    Hebert519
    06-23-2019, 08:46 PM Go to last post

  31. Dfi oil coming out of exhaust onto cavitation plate

    Started by Duro78, 06-15-2019 08:06 PM
    2 Attachment(s)
    • Replies: 8
    • Views: 3,688
    Duro78
    06-22-2019, 05:40 PM Go to last post

  32. perfect WOT rpm '05 etec 225 HO

    Started by derpid, 06-03-2019 09:46 PM
    • Replies: 6
    • Views: 7,589
    derpid
    06-14-2019, 03:07 PM Go to last post

  33. Verado supercharger max psi

    Started by vi top shatta, 05-22-2019 01:05 PM
    • Replies: 13
    • Views: 7,376
    Chaz
    06-04-2019, 10:20 PM Go to last post

  34. I need a 120+miles etec

    Started by Twister24etec, 05-07-2019 04:00 AM
    2 Pages •
    1 2
    20 Attachment(s)
    • Replies: 16
    • Views: 6,597
    LakeFever
    05-29-2019, 08:54 AM Go to last post

  35. 300 xs injectors

    Started by salahskyline, 04-29-2019 02:06 AM
    • Replies: 6
    • Views: 3,609
    JPEROG
    05-26-2019, 04:38 PM Go to last post

  36. Optimax Compressor help!!!!!!

    Started by lvnspeed, 05-20-2019 07:24 PM
    2 Attachment(s)
    • Replies: 6
    • Views: 6,339
    Duro78
    05-22-2019, 07:54 AM Go to last post

  37. 225 Optimax Compressor problem

    Started by lvnspeed, 05-06-2019 07:21 PM
    • Replies: 6
    • Views: 4,759
    RSWORDS
    05-20-2019, 08:26 AM Go to last post

  38. 2007 250 ProXs injector cleaning

    Started by ckswitzer, 05-08-2019 10:06 AM
    • Replies: 2
    • Views: 6,250
    RSWORDS
    05-20-2019, 06:30 AM Go to last post

  39. 98 250efi bleed line check valve alternatives?

    Started by GUGS, 05-06-2019 10:47 PM
    • Replies: 1
    • Views: 5,430
    Chaz
    05-07-2019, 08:11 AM Go to last post

  40. 300XS Attenuator Top hole size

    Started by savage, 05-02-2019 06:19 AM
    2 Pages •
    1 2
    1 Attachment(s)
    • Replies: 26
    • Views: 9,063
    NICE PAIR
    05-06-2019, 08:44 AM Go to last post
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