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Forum: Four Stroke and Direct Injected Two Stroke Engines

Low-emissions outboard engines.

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

    Started by E-tec1, 11-09-2008 11:30 AM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 65,927
    06-28-2015, 03:01 PM Go to last post
  1. 115 opti. Mid range miss. No codes from ECM

    Started by 150aintenuff, 09-11-2014 03:44 PM
    • Replies: 11
    • Views: 1,640
    01-10-2015, 03:43 AM Go to last post
  2. 115 Optimax problem

    Started by kostas74, 08-30-2011 01:03 PM
    • Replies: 6
    • Views: 5,124
    10-13-2011, 06:35 PM Go to last post
  3. 115 yamaha oil drips from carb 4s

    Started by CALVIN, 09-26-2011 05:32 PM
    • Replies: 2
    • Views: 616
    10-05-2011, 11:42 PM Go to last post
  4. 115hp Mounting Failure on 2005 engine???

    Started by Kitefrog, 01-18-2006 02:06 PM
    • Replies: 3
    • Views: 885
    01-30-2006, 10:29 PM Go to last post
  5. 115hp Optimax coil advice

    Started by Peetee907, 08-15-2021 06:34 AM
    • Replies: 2
    • Views: 438
    08-15-2021, 07:55 PM Go to last post
  6. 12" etec

    Started by sinkorswim, 07-31-2012 10:57 AM
    • Replies: 7
    • Views: 1,875
    08-16-2012, 05:09 AM Go to last post
  7. 135 hp mercury to 150 hp e tec ho

    Started by nocoolname32, 08-27-2015 07:37 AM
    • Replies: 2
    • Views: 675
    08-28-2015, 11:44 AM Go to last post
  8. 135 hp OPTIMAX overheating

    Started by severncrew, 06-24-2016 11:30 PM
    • Replies: 3
    • Views: 2,451
    06-28-2016, 03:52 PM Go to last post
  9. Question 135-150-175 hp I-4 Verado

    Started by DarthVMAX, 12-08-2004 09:55 AM
    • Replies: 4
    • Views: 1,056
    12-19-2004, 04:31 PM Go to last post
  10. 135/150/175 optimax differences

    Started by lokinutz, 02-27-2012 10:55 AM
    • Replies: 7
    • Views: 1,535
    03-07-2012, 09:55 AM Go to last post
  11. 150 e-tec gearcase

    Started by ldm racing, 07-24-2009 06:08 AM
    • Replies: 2
    • Views: 990
    07-26-2009, 03:49 PM Go to last post
  12. 150 e-tec HO power

    Started by Adam Younger, 02-04-2008 05:03 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,612
    02-24-2008, 07:33 PM Go to last post
  13. 150 Opti hop-ups?

    Started by RikuY, 04-25-2007 09:24 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 4,008
    05-17-2007, 11:50 AM Go to last post
  14. 150 opti's

    Started by OntarioStreamin, 04-20-2006 05:20 PM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 3,587
    04-30-2006, 09:21 PM Go to last post
  15. 150 optimax and 150 xs

    Started by topkick, 07-02-2011 03:55 AM
    • Replies: 5
    • Views: 1,524
    08-25-2011, 06:31 PM Go to last post
  16. Question 150 Optimax Fuses?

    Started by Salty Dog, 07-15-2019 06:49 AM
    • Replies: 6
    • Views: 4,086
    07-16-2019, 08:38 AM Go to last post
  17. 150 optimax issues

    Started by 71greyhound, 08-11-2022 02:15 PM
    optimax
    • Replies: 14
    • Views: 1,806
    08-16-2022, 06:16 PM Go to last post
  18. 150 Optimax locked up over winter

    Started by RedPulse185, 07-04-2021 03:14 PM
    • Replies: 5
    • Views: 887
    07-13-2021, 06:37 PM Go to last post
  19. 150 pro xs

    Started by Scrutcher, 04-18-2022 06:12 PM
    • Replies: 1
    • Views: 447
    04-19-2022, 01:30 PM Go to last post
  20. 150 Pro XS operating temp

    Started by white03, 06-17-2013 09:39 PM
    • Replies: 4
    • Views: 844
    07-23-2013, 12:31 PM Go to last post
  21. 150 proxs

    Started by lodin61, 07-20-2014 01:25 AM
    • Replies: 0
    • Views: 666
    07-20-2014, 01:25 AM Go to last post
  22. Question 150 verado upgrade

    Started by avalaunch, 01-25-2012 03:00 PM
    • Replies: 1
    • Views: 1,696
    01-31-2012, 07:31 PM Go to last post
  23. 150aintenuff goes 4 stroke

    Started by 150aintenuff, 03-09-2006 11:38 PM
    • Replies: 12
    • Views: 1,638
    03-14-2006, 07:50 PM Go to last post
  24. 175 e tec mods, hop ups and props

    Started by kencr250, 07-15-2007 08:15 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,664
    07-24-2007, 11:50 PM Go to last post
  25. 175 etec ejunk bombs second time

    Started by kencr250, 02-12-2008 10:44 PM
    10 Pages
    1 2 3 4 5 6 7 8 9 10
    • Replies: 147
    • Views: 17,121
    06-03-2008, 06:55 PM Go to last post
  26. 175 Ficht computer

    Started by Bullet89, 09-04-2013 04:37 PM
    • Replies: 5
    • Views: 1,203
    09-18-2013, 08:13 PM Go to last post
  27. 175 opti proxs

    Started by stokernick, 09-02-2016 07:00 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,949
    08-08-2017, 08:17 PM Go to last post
  28. 175 Opti Rebuild... who is the S&F go to?

    Started by lokinutz, 03-05-2018 06:35 PM
    • Replies: 2
    • Views: 961
    03-23-2018, 10:17 PM Go to last post
  29. Post 175 optimax

    Started by Catcouple1180, 04-26-2017 07:40 PM
    • Replies: 2
    • Views: 763
    04-27-2017, 09:00 PM Go to last post
  30. 175 Pro Xs

    Started by Cyncwby, 06-26-2007 03:58 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,682
    07-14-2007, 06:46 AM Go to last post
  31. 175 Pro XS

    Started by xb03fs, 03-08-2011 09:43 AM
    • Replies: 3
    • Views: 968
    03-09-2011, 08:04 PM Go to last post
  32. 175 Pro Xs H.P. ???

    Started by Cyncwby, 01-13-2008 10:11 PM
    • Replies: 0
    • Views: 1,002
    01-13-2008, 10:11 PM Go to last post
  33. 175 Pro xs uprate HP?

    Started by WildWolf, 03-09-2008 04:40 PM
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 7,222
    07-15-2008, 03:19 AM Go to last post
  34. 175hp HPDI help

    Started by skeeter91, 12-05-2016 02:21 PM
    hpdi yamaha, yamaha 175
    • Replies: 13
    • Views: 2,339
    12-26-2016, 11:24 AM Go to last post
  35. 1984 inline 6 115 HP Enricher valve

    Started by Bluecollerboater, 08-02-2020 09:40 PM
    • Replies: 3
    • Views: 2,593
    08-03-2020, 12:49 PM Go to last post
  36. 1984 Mercury 115 EL inline 6

    Started by Bluecollerboater, 07-16-2019 03:02 PM
    • Replies: 13
    • Views: 3,137
    08-04-2019, 01:41 PM Go to last post
  37. 1986 Mariner 175 outboard mod question.

    Started by Jcazz, 05-19-2010 02:16 PM
    • Replies: 1
    • Views: 897
    05-20-2010, 04:37 PM Go to last post
  38. 1996 merc 135hp powerhead swap

    Started by nocoolname32, 04-17-2015 05:33 PM
    • Replies: 1
    • Views: 511
    05-27-2015, 11:55 PM Go to last post
  39. 1996 optimax 225. Whats the story?

    Started by illMATTic, 10-15-2010 09:31 PM
    • Replies: 3
    • Views: 1,366
    10-17-2010, 07:03 PM Go to last post
    • Replies: 12
    • Views: 6,696
    05-28-2015, 11:36 AM Go to last post

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