1. 05-08-2022
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Threads 1 to 40 of 1412

Forum: Four Stroke and Direct Injected Two Stroke Engines

Low-emissions outboard engines.

Sponsored by: DBR - Dave Bush Racing

  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: 53,116
    06-28-2015, 03:01 PM Go to last post
  1. Thumbs up 21 Liberator 300R Video Test

    Started by Speed Jr., 05-06-2022 08:19 AM
    • Replies: 14
    • Views: 599
    05-24-2022, 09:21 PM Go to last post
  2. 300R Fourstroke Oil Capacity

    Started by d2kstang, 05-10-2022 12:31 PM
    • Replies: 4
    • Views: 169
    05-11-2022, 06:27 AM Go to last post
  3. 250 ProXS oil leaking

    Started by boatn70, 05-05-2022 08:27 PM
    • Replies: 1
    • Views: 130
    05-06-2022, 02:39 PM Go to last post
  4. HPDI high-pressure pump and injector cleaning?

    Started by deCler, 05-04-2022 09:42 PM
    • Replies: 0
    • Views: 90
    05-04-2022, 09:42 PM Go to last post
  5. 300X cooling issue

    Started by F29DCB, 04-28-2022 02:12 PM
    • Replies: 8
    • Views: 188
    04-29-2022, 12:51 PM Go to last post
  6. 2011 Mercury Optimax 150 no start with starboard temp sensor connected

    Started by Findre, 07-22-2019 03:40 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 8,419
    04-24-2022, 05:11 PM Go to last post
  7. E tec 250 powerhead on ficht midsection

    Started by Tobb1, 07-19-2018 12:59 PM
    • Replies: 8
    • Views: 824
    04-23-2022, 03:37 AM Go to last post
  8. 150 pro xs

    Started by Scrutcher, 04-18-2022 06:12 PM
    • Replies: 1
    • Views: 157
    04-19-2022, 01:30 PM Go to last post
  9. 250xb alien cowl

    Started by AaronB, 04-11-2022 10:48 PM
    • Replies: 0
    • Views: 202
    04-11-2022, 10:48 PM Go to last post
  10. Optimax 200hp air compressor leak

    Started by Davidpkl, 03-27-2022 08:24 PM
    • Replies: 4
    • Views: 340
    04-05-2022, 10:57 PM Go to last post
  11. New to Me 2003 Optimax

    Started by chackett, 03-15-2022 10:08 AM
    • Replies: 8
    • Views: 388
    03-16-2022, 08:18 AM Go to last post
  12. Whats needed to turn a 225 opti into a 250xs ?

    Started by LOSTINJ, 02-26-2022 01:45 PM
    • Replies: 3
    • Views: 348
    03-15-2022, 08:17 AM Go to last post
    • Replies: 18
    • Views: 819
    03-13-2022, 09:20 AM Go to last post
  13. Which 60 hp 4-stroke outboard for my 12' tunnel?

    Started by Boat880, 01-30-2021 01:27 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,421
    03-10-2022, 04:49 PM Go to last post
  14. Yamaha HPDI build/port work (let's talk port timing)

    Started by canuckr, 02-13-2021 12:04 PM
    3 Pages
    1 2 3
    • Replies: 42
    • Views: 4,521
    02-23-2022, 06:39 AM Go to last post
  15. 225 HPDI rebuild

    Started by FORBESAUTO, 02-23-2019 07:38 PM
    9 Pages
    1 2 3 4 5 6 7 8 9
    • Replies: 132
    • Views: 28,776
    02-21-2022, 10:27 PM Go to last post
  16. Wireing up a tach: Honda 20hp 4 smoke

    Started by dwiggl, 02-18-2022 03:12 PM
    • Replies: 3
    • Views: 167
    02-19-2022, 01:32 PM Go to last post
    • Replies: 14
    • Views: 501
    02-18-2022, 08:38 AM Go to last post
  17. 300XS rigging hose.

    Started by Reynard38, 02-05-2022 11:21 AM
    • Replies: 7
    • Views: 354
    02-14-2022, 10:49 PM Go to last post
  18. Running rich, 300xs

    Started by DewRonInc, 02-04-2022 10:54 PM
    • Replies: 10
    • Views: 346
    02-12-2022, 12:11 AM Go to last post
  19. Opti 250xs

    Started by mango, 01-12-2022 06:47 PM
    • Replies: 3
    • Views: 552
    01-16-2022, 09:47 PM Go to last post
  20. Quicksilver Reman 250 PROxs Powerheads

    Started by jcoop421, 12-13-2021 07:08 PM
    • Replies: 1
    • Views: 349
    01-13-2022, 09:49 AM Go to last post
  21. New 4 stroke engines

    Started by JM.1776, 12-30-2021 10:27 AM
    • Replies: 9
    • Views: 847
    01-08-2022, 11:04 AM Go to last post
  22. 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: 16,251
    12-29-2021, 03:59 PM Go to last post
  23. Bracket

    Started by fastking, 12-20-2021 10:15 PM
    • Replies: 0
    • Views: 191
    12-20-2021, 10:15 PM Go to last post
  24. 300xs Rebuild

    Started by RSWORDS, 04-25-2020 11:21 AM
    2 Pages
    1 2
    • Replies: 27
    • Views: 3,817
    11-18-2021, 10:14 PM Go to last post
  25. Tohatsu 50 efi tuning and mods????

    Started by Adam Younger, 05-14-2021 08:33 AM
    • Replies: 2
    • Views: 1,148
    11-11-2021, 07:35 AM Go to last post
  26. Honda BF150 Factory Recall??

    Started by WaterZebra, 09-08-2021 09:11 AM
    • Replies: 4
    • Views: 923
    09-16-2021, 06:18 PM Go to last post
  27. Alien cowling sticker file wanted

    Started by Hydro300, 08-11-2021 05:27 AM
    • Replies: 2
    • Views: 728
    08-20-2021, 10:38 AM Go to last post
  28. 2001 200 optimax

    Started by rickriddle, 08-16-2021 09:28 PM
    • Replies: 0
    • Views: 302
    08-16-2021, 09:28 PM Go to last post
  29. 115hp Optimax coil advice

    Started by Peetee907, 08-15-2021 06:34 AM
    • Replies: 2
    • Views: 285
    08-15-2021, 07:55 PM Go to last post
  30. 200XS ECU SST vs ROS

    Started by Hydro300, 08-11-2021 05:24 AM
    • Replies: 0
    • Views: 344
    08-11-2021, 05:24 AM Go to last post
  31. 200 apx

    Started by PRE-Z06, 07-22-2021 04:08 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,375
    08-02-2021, 08:22 PM Go to last post
  32. 150 Optimax locked up over winter

    Started by RedPulse185, 07-04-2021 03:14 PM
    • Replies: 5
    • Views: 748
    07-13-2021, 06:37 PM Go to last post
  33. Optimax 150 Oil Pump Prime Help

    Started by slofisher, 06-29-2013 12:07 AM
    • Replies: 13
    • Views: 7,530
    05-27-2021, 04:22 AM Go to last post
  34. 2011 Mercury 200hp pro xs differences

    Started by Promaxin, 08-15-2020 05:12 AM
    • Replies: 8
    • Views: 2,632
    05-15-2021, 10:27 PM Go to last post
  35. ETEC ECM flash whos doin em..

    Started by 150aintenuff, 02-22-2017 12:21 AM
    3 Pages
    1 2 3
    • Replies: 39
    • Views: 11,584
    05-11-2021, 11:29 PM Go to last post
  36. Decoding a 2005 Honda

    Started by slow_bloke, 05-06-2021 08:08 PM
    • Replies: 1
    • Views: 878
    05-10-2021, 02:07 AM Go to last post
  37. Question

    Started by Noodle1422, 04-01-2021 04:34 PM
    • Replies: 0
    • Views: 807
    04-01-2021, 04:34 PM Go to last post
  38. Dumb question

    Started by PRE-Z06, 03-30-2021 07:21 PM
    • Replies: 3
    • Views: 1,141
    03-31-2021, 11:57 AM Go to last post

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