Page 1 of 35 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ... LastLast
Threads 1 to 40 of 1386

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: 44,943
    06-28-2015, 03:01 PM Go to last post
  1. 225 HPDI rebuild

    Started by FORBESAUTO, 02-23-2019 07:38 PM
    9 Pages
    1 2 3 4 5 6 7 8 9
    • Replies: 124
    • Views: 15,893
    06-07-2021, 04:15 PM Go to last post
  2. 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: 30
    • Views: 1,621
    06-06-2021, 08:24 PM Go to last post
  3. 300xs Rebuild

    Started by RSWORDS, 04-25-2020 11:21 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 2,107
    06-04-2021, 06:18 AM Go to last post
  4. Optimax 150 Oil Pump Prime Help

    Started by slofisher, 06-29-2013 12:07 AM
    • Replies: 13
    • Views: 6,893
    05-27-2021, 04:22 AM Go to last post
  5. 2011 Mercury 200hp pro xs differences

    Started by Promaxin, 08-15-2020 05:12 AM
    • Replies: 8
    • Views: 1,902
    05-15-2021, 10:27 PM Go to last post
  6. Tohatsu 50 efi tuning and mods????

    Started by Adam Younger, 05-14-2021 08:33 AM
    • Replies: 0
    • Views: 172
    05-14-2021, 08:33 AM Go to last post
  7. ETEC ECM flash whos doin em..

    Started by 150aintenuff, 02-22-2017 12:21 AM
    3 Pages
    1 2 3
    • Replies: 39
    • Views: 9,364
    05-11-2021, 11:29 PM Go to last post
  8. Decoding a 2005 Honda

    Started by slow_bloke, 05-06-2021 08:08 PM
    • Replies: 1
    • Views: 238
    05-10-2021, 02:07 AM Go to last post
  9. Question

    Started by Noodle1422, 04-01-2021 04:34 PM
    • Replies: 0
    • Views: 457
    04-01-2021, 04:34 PM Go to last post
  10. Dumb question

    Started by PRE-Z06, 03-30-2021 07:21 PM
    • Replies: 3
    • Views: 594
    03-31-2021, 11:57 AM Go to last post
  11. New 4.6l v8 Mercury's on a hydrostream

    Started by RyW, 02-24-2021 07:35 PM
    • Replies: 14
    • Views: 1,528
    03-12-2021, 09:36 PM Go to last post
  12. Which 60 hp 4-stroke outboard for my 12' tunnel?

    Started by Boat880, 01-30-2021 01:27 PM
    • Replies: 10
    • Views: 983
    02-18-2021, 03:33 PM Go to last post
  13. Opti tracker diaphragm #804533

    Started by mango, 02-13-2021 03:48 PM
    • Replies: 4
    • Views: 312
    02-16-2021, 12:34 PM Go to last post
  14. 2003 2.5 280

    Started by convincor, 02-10-2021 08:29 PM
    • Replies: 5
    • Views: 770
    02-12-2021, 06:05 PM Go to last post
  15. 300XS Rebuild

    Started by DewRonInc, 01-01-2021 08:46 PM
    • Replies: 3
    • Views: 945
    02-06-2021, 07:09 PM Go to last post
  16. Dirt dauber damage

    Started by DewRonInc, 10-24-2020 11:07 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,045
    02-05-2021, 03:18 PM Go to last post
  17. DDT on an Opti?

    Started by Hydrodreams, 01-24-2021 05:31 AM
    • Replies: 4
    • Views: 429
    01-25-2021, 08:54 PM Go to last post
    • Replies: 1
    • Views: 189
    01-19-2021, 11:30 AM Go to last post
  18. Reliable bass boat repower? Optimax?

    Started by simpson_3, 01-14-2021 12:46 PM
    • Replies: 11
    • Views: 519
    01-18-2021, 03:19 PM Go to last post
  19. 300xs rebuild.

    Started by Revolution141, 07-07-2012 03:05 AM
    • Replies: 12
    • Views: 3,114
    01-18-2021, 08:57 AM Go to last post
  20. Optimax water tube

    Started by Peetee907, 01-01-2021 12:14 PM
    • Replies: 8
    • Views: 480
    01-08-2021, 11:09 AM Go to last post
    • Replies: 1
    • Views: 2,570
    12-20-2020, 09:20 PM Go to last post
  21. optimax compressor rebuild?

    Started by aaronmt73, 09-26-2012 07:10 AM
    • Replies: 12
    • Views: 7,416
    12-08-2020, 10:52 PM Go to last post
    • Replies: 12
    • Views: 1,008
    11-14-2020, 05:25 PM Go to last post
  22. 115 hp optimax oil filter?

    Started by Peetee907, 11-01-2020 12:22 PM
    • Replies: 8
    • Views: 427
    11-07-2020, 10:37 AM Go to last post
  23. Compressor bore size

    Started by DewRonInc, 11-02-2020 12:15 AM
    • Replies: 4
    • Views: 368
    11-02-2020, 07:07 PM Go to last post
  24. 300 xs beyond dbr ecu and flywheel?

    Started by xb03fs, 10-25-2020 10:14 AM
    • Replies: 1
    • Views: 468
    10-25-2020, 10:20 AM Go to last post
  25. 300XS Air Compressor Overheat - Next Steps

    Started by bustedbrick, 09-29-2020 07:12 AM
    • Replies: 5
    • Views: 440
    10-23-2020, 10:09 PM Go to last post
  26. Where did the inline 6 Merc forum go?

    Started by revlimiter776, 08-04-2020 06:12 AM
    • Replies: 5
    • Views: 1,476
    10-12-2020, 03:20 AM Go to last post
  27. 2011 Merc 300xs loss of 1000 rpm 57 hours

    Started by 28SkaterCa., 07-05-2013 10:08 AM
    • Replies: 8
    • Views: 1,213
    10-09-2020, 12:16 PM Go to last post
  28. Verado L/U questions

    Started by TraceF3, 09-26-2020 02:27 PM
    • Replies: 4
    • Views: 1,010
    10-04-2020, 12:00 PM Go to last post
  29. 2007 e-tec 250 HO oil issue

    Started by Just 1 More, 09-04-2020 07:26 PM
    • Replies: 3
    • Views: 1,139
    09-06-2020, 06:26 AM Go to last post
  30. 400r issue

    Started by kirtmorris, 06-27-2020 05:18 AM
    • Replies: 8
    • Views: 1,378
    08-31-2020, 06:26 AM Go to last post
  31. How to Rebuild your Yamaha Four Stroke

    Started by noli, 08-23-2020 12:11 PM
    • Replies: 4
    • Views: 968
    08-23-2020, 12:14 PM Go to last post
  32. 2001 225 Opti

    Started by mango, 08-14-2020 05:05 PM
    • Replies: 0
    • Views: 2,469
    08-14-2020, 05:05 PM Go to last post
  33. Yamaha F50 Performance Upgrades

    Started by jdp0512, 08-12-2020 05:27 PM
    • Replies: 1
    • Views: 901
    08-14-2020, 06:15 AM Go to last post
  34. 1984 inline 6 115 HP Enricher valve

    Started by Bluecollerboater, 08-02-2020 09:40 PM
    • Replies: 3
    • Views: 1,898
    08-03-2020, 12:49 PM Go to last post
  35. 09 225 opti has low voltage fault code

    Started by XstreamVking, 07-22-2020 12:41 PM
    • Replies: 8
    • Views: 1,710
    07-27-2020, 05:26 PM Go to last post
  36. 07 250 proxs

    Started by rickriddle, 07-19-2020 11:51 AM
    • Replies: 0
    • Views: 991
    07-19-2020, 11:51 AM Go to last post
  37. Weight question

    Started by PRE-Z06, 07-15-2020 01:25 PM
    • Replies: 3
    • Views: 1,543
    07-15-2020, 05:27 PM Go to last post

Page 1 of 35 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ... LastLast

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 75 views
Hot thread with unread posts
More than 15 replies or 75 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  
Frank Mole Transport