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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: 65,682
    06-28-2015, 03:01 PM Go to last post
  1. 300XS rigging hose.

    Started by Reynard38, 02-05-2022 11:21 AM
    • Replies: 7
    • Views: 853
    02-14-2022, 10:49 PM Go to last post
  2. Running rich, 300xs

    Started by DewRonInc, 02-04-2022 10:54 PM
    • Replies: 10
    • Views: 851
    02-12-2022, 12:11 AM Go to last post
  3. Opti 250xs

    Started by mango, 01-12-2022 06:47 PM
    • Replies: 3
    • Views: 839
    01-16-2022, 09:47 PM Go to last post
  4. Quicksilver Reman 250 PROxs Powerheads

    Started by jcoop421, 12-13-2021 07:08 PM
    • Replies: 1
    • Views: 466
    01-13-2022, 09:49 AM Go to last post
  5. New 4 stroke engines

    Started by JM.1776, 12-30-2021 10:27 AM
    • Replies: 9
    • Views: 1,152
    01-08-2022, 11:04 AM Go to last post
  6. XD-100 oil replacement?

    Started by elite service, 10-28-2011 08:25 AM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 98
    • Views: 17,620
    12-29-2021, 03:59 PM Go to last post
  7. Bracket

    Started by fastking, 12-20-2021 10:15 PM
    • Replies: 0
    • Views: 311
    12-20-2021, 10:15 PM Go to last post
  8. 300xs Rebuild

    Started by RSWORDS, 04-25-2020 11:21 AM
    2 Pages
    1 2
    • Replies: 27
    • Views: 4,738
    11-18-2021, 10:14 PM Go to last post
  9. Tohatsu 50 efi tuning and mods????

    Started by Adam Younger, 05-14-2021 08:33 AM
    • Replies: 2
    • Views: 3,212
    11-11-2021, 07:35 AM Go to last post
  10. Honda BF150 Factory Recall??

    Started by WaterZebra, 09-08-2021 09:11 AM
    • Replies: 4
    • Views: 1,369
    09-16-2021, 06:18 PM Go to last post
  11. Alien cowling sticker file wanted

    Started by Hydro300, 08-11-2021 05:27 AM
    • Replies: 2
    • Views: 860
    08-20-2021, 10:38 AM Go to last post
  12. 2001 200 optimax

    Started by rickriddle, 08-16-2021 09:28 PM
    • Replies: 0
    • Views: 439
    08-16-2021, 09:28 PM Go to last post
  13. 115hp Optimax coil advice

    Started by Peetee907, 08-15-2021 06:34 AM
    • Replies: 2
    • Views: 427
    08-15-2021, 07:55 PM Go to last post
  14. 200XS ECU SST vs ROS

    Started by Hydro300, 08-11-2021 05:24 AM
    • Replies: 0
    • Views: 454
    08-11-2021, 05:24 AM Go to last post
  15. 200 apx

    Started by PRE-Z06, 07-22-2021 04:08 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,071
    08-02-2021, 08:22 PM Go to last post
  16. 150 Optimax locked up over winter

    Started by RedPulse185, 07-04-2021 03:14 PM
    • Replies: 5
    • Views: 876
    07-13-2021, 06:37 PM Go to last post
  17. Optimax 150 Oil Pump Prime Help

    Started by slofisher, 06-29-2013 12:07 AM
    • Replies: 13
    • Views: 8,270
    05-27-2021, 04:22 AM Go to last post
  18. 2011 Mercury 200hp pro xs differences

    Started by Promaxin, 08-15-2020 05:12 AM
    • Replies: 8
    • Views: 3,549
    05-15-2021, 10:27 PM Go to last post
  19. ETEC ECM flash whos doin em..

    Started by 150aintenuff, 02-22-2017 12:21 AM
    3 Pages
    1 2 3
    • Replies: 39
    • Views: 13,514
    05-11-2021, 11:29 PM Go to last post
  20. Decoding a 2005 Honda

    Started by slow_bloke, 05-06-2021 08:08 PM
    • Replies: 1
    • Views: 976
    05-10-2021, 02:07 AM Go to last post
  21. Question

    Started by Noodle1422, 04-01-2021 04:34 PM
    • Replies: 0
    • Views: 905
    04-01-2021, 04:34 PM Go to last post
  22. Dumb question

    Started by PRE-Z06, 03-30-2021 07:21 PM
    • Replies: 3
    • Views: 1,257
    03-31-2021, 11:57 AM Go to last post
  23. New 4.6l v8 Mercury's on a hydrostream

    Started by RyW, 02-24-2021 07:35 PM
    • Replies: 14
    • Views: 2,936
    03-12-2021, 09:36 PM Go to last post
  24. Opti tracker diaphragm #804533

    Started by mango, 02-13-2021 03:48 PM
    • Replies: 4
    • Views: 682
    02-16-2021, 12:34 PM Go to last post
  25. 2003 2.5 280

    Started by convincor, 02-10-2021 08:29 PM
    • Replies: 5
    • Views: 1,493
    02-12-2021, 06:05 PM Go to last post
  26. 300XS Rebuild

    Started by DewRonInc, 01-01-2021 08:46 PM
    • Replies: 3
    • Views: 1,716
    02-06-2021, 07:09 PM Go to last post
  27. Dirt dauber damage

    Started by DewRonInc, 10-24-2020 11:07 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,866
    02-05-2021, 03:18 PM Go to last post
  28. DDT on an Opti?

    Started by Hydrodreams, 01-24-2021 05:31 AM
    • Replies: 4
    • Views: 856
    01-25-2021, 08:54 PM Go to last post
    • Replies: 1
    • Views: 465
    01-19-2021, 11:30 AM Go to last post
  29. Reliable bass boat repower? Optimax?

    Started by simpson_3, 01-14-2021 12:46 PM
    • Replies: 11
    • Views: 1,119
    01-18-2021, 03:19 PM Go to last post
  30. 300xs rebuild.

    Started by Revolution141, 07-07-2012 03:05 AM
    • Replies: 12
    • Views: 4,373
    01-18-2021, 08:57 AM Go to last post
  31. Optimax water tube

    Started by Peetee907, 01-01-2021 12:14 PM
    • Replies: 8
    • Views: 1,413
    01-08-2021, 11:09 AM Go to last post
  32. optimax compressor rebuild?

    Started by aaronmt73, 09-26-2012 07:10 AM
    • Replies: 12
    • Views: 11,107
    12-08-2020, 10:52 PM Go to last post
    • Replies: 12
    • Views: 1,882
    11-14-2020, 05:25 PM Go to last post
  33. 115 hp optimax oil filter?

    Started by Peetee907, 11-01-2020 12:22 PM
    • Replies: 8
    • Views: 1,534
    11-07-2020, 10:37 AM Go to last post
  34. Compressor bore size

    Started by DewRonInc, 11-02-2020 12:15 AM
    • Replies: 4
    • Views: 691
    11-02-2020, 07:07 PM Go to last post
  35. 300 xs beyond dbr ecu and flywheel?

    Started by xb03fs, 10-25-2020 10:14 AM
    • Replies: 1
    • Views: 811
    10-25-2020, 10:20 AM Go to last post
  36. 300XS Air Compressor Overheat - Next Steps

    Started by bustedbrick, 09-29-2020 07:12 AM
    • Replies: 5
    • Views: 868
    10-23-2020, 10:09 PM Go to last post
  37. Where did the inline 6 Merc forum go?

    Started by revlimiter776, 08-04-2020 06:12 AM
    • Replies: 5
    • Views: 1,833
    10-12-2020, 03:20 AM Go to last post
  38. 2011 Merc 300xs loss of 1000 rpm 57 hours

    Started by 28SkaterCa., 07-05-2013 10:08 AM
    • Replies: 8
    • Views: 1,633
    10-09-2020, 12:16 PM Go to last post

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