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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: 34,507
    06-28-2015, 03:01 PM Go to last post
  1. 300R vs 300X

    Started by PRE-Z06, 04-03-2019 01:38 PM
    12 Pages
    1 2 3 4 5 6 7 8 9 10 ... 12
    • Replies: 168
    • Views: 7,159
    Today, 08:36 PM Go to last post
  2. 600 hp 400 r + 500 hp 300r

    Started by Chaz, 06-11-2019 10:35 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 674
    Today, 10:45 AM Go to last post
  3. 225 HPDI rebuild

    Started by FORBESAUTO, 02-23-2019 07:38 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 103
    • Views: 3,760
    Today, 08:21 AM Go to last post
  4. perfect WOT rpm '05 etec 225 HO

    Started by derpid, 06-03-2019 09:46 PM
    • Replies: 6
    • Views: 185
    Yesterday, 03:07 PM Go to last post
  5. Verado supercharger max psi

    Started by vi top shatta, 05-22-2019 01:05 PM
    • Replies: 13
    • Views: 602
    06-04-2019, 10:20 PM Go to last post
  6. I need a 120+miles etec

    Started by Twister24etec, 05-07-2019 04:00 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 980
    05-29-2019, 08:54 AM Go to last post
  7. 300 xs injectors

    Started by salahskyline, 04-29-2019 02:06 AM
    • Replies: 6
    • Views: 437
    05-26-2019, 04:38 PM Go to last post
  8. Optimax Compressor help!!!!!!

    Started by lvnspeed, 05-20-2019 07:24 PM
    • Replies: 6
    • Views: 389
    05-22-2019, 07:54 AM Go to last post
  9. 225 Optimax Compressor problem

    Started by lvnspeed, 05-06-2019 07:21 PM
    • Replies: 6
    • Views: 250
    05-20-2019, 08:26 AM Go to last post
  10. 2007 250 ProXs injector cleaning

    Started by ckswitzer, 05-08-2019 10:06 AM
    • Replies: 2
    • Views: 269
    05-20-2019, 06:30 AM Go to last post
  11. 98 250efi bleed line check valve alternatives?

    Started by GUGS, 05-06-2019 10:47 PM
    • Replies: 1
    • Views: 358
    05-07-2019, 08:11 AM Go to last post
  12. 300XS Attenuator Top hole size

    Started by savage, 05-02-2019 06:19 AM
    2 Pages
    1 2
    • Replies: 26
    • Views: 656
    05-06-2019, 08:44 AM Go to last post
    • Replies: 15
    • Views: 499
    05-05-2019, 04:09 PM Go to last post
  13. Smartcraft for 200XS

    Started by David, 04-19-2019 01:10 PM
    • Replies: 2
    • Views: 189
    04-28-2019, 11:35 AM Go to last post
  14. v8 merc 200hp

    Started by R.grover, 04-25-2019 05:39 PM
    • Replies: 6
    • Views: 422
    04-28-2019, 07:32 AM Go to last post
  15. Mercury 225HP Saltwater-series rebuild c02500wbd07142018

    Started by noli, 07-14-2018 04:17 PM
    11 Pages
    1 2 3 4 5 6 7 8 9 10 ... 11
    • Replies: 153
    • Views: 4,132
    04-27-2019, 08:09 AM Go to last post
  16. Exclamation 2006 225hp Optimax issues

    Started by Rtc1184, 04-13-2019 10:00 PM
    • Replies: 8
    • Views: 377
    04-15-2019, 10:43 PM Go to last post
  17. 225 Optimax problem

    Started by lvnspeed, 03-25-2019 01:05 PM
    • Replies: 9
    • Views: 423
    04-12-2019, 07:43 PM Go to last post
  18. Mercury V8 build with mustang cobra parts recipe?

    Started by madmatic, 04-08-2019 03:55 PM
    • Replies: 8
    • Views: 711
    04-10-2019, 08:28 PM Go to last post
  19. Optimax reeds

    Started by Seapro mike, 03-25-2019 06:07 PM
    • Replies: 2
    • Views: 603
    03-31-2019, 10:28 AM Go to last post
  20. 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: 45
    • Views: 12,257
    03-26-2019, 08:28 PM Go to last post
  21. 03 225 opti

    Started by Seapro mike, 03-10-2019 06:05 PM
    • Replies: 1
    • Views: 1,208
    03-10-2019, 08:12 PM Go to last post
  22. New Suzuki 200 4 Strokes?

    Started by ProComp, 07-12-2005 12:33 PM
    • Replies: 10
    • Views: 1,266
    03-08-2019, 02:56 PM Go to last post
  23. Whats better? 250 EFI mere or 250 opti

    Started by jcoop421, 03-03-2019 12:13 PM
    • Replies: 10
    • Views: 370
    03-04-2019, 10:53 AM Go to last post
  24. Is Merc having 4 stroke remorse ?? Another option for older boat owners

    Started by 22R, 02-24-2019 10:26 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,063
    02-27-2019, 09:34 AM Go to last post
  25. 300R nonsense thread

    Started by marks86, 07-24-2018 11:25 AM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 111
    • Views: 10,625
    02-23-2019, 07:56 PM Go to last post
  26. Suzuki DF175 Flush coolant passages?

    Started by Mhall222, 02-02-2019 02:29 PM
    • Replies: 4
    • Views: 494
    02-20-2019, 09:23 PM Go to last post
  27. How to clean or rebuild your Mercury VST

    Started by noli, 02-17-2019 09:41 AM
    • Replies: 4
    • Views: 303
    02-18-2019, 07:14 PM Go to last post
  28. CARB reports

    Started by PRE-Z06, 02-03-2019 10:29 PM
    • Replies: 8
    • Views: 979
    02-15-2019, 08:05 AM Go to last post
  29. New vs old mercury edition

    Started by Matt Torino 150, 02-10-2019 12:31 AM
    • Replies: 14
    • Views: 1,641
    02-11-2019, 10:44 PM Go to last post
  30. Lower unit length

    Started by PRE-Z06, 02-05-2019 03:59 PM
    • Replies: 2
    • Views: 1,323
    02-09-2019, 09:36 PM Go to last post
  31. Opti owners manual....

    Started by rutro, 01-27-2019 12:58 PM
    • Replies: 5
    • Views: 545
    02-05-2019, 09:06 AM Go to last post
  32. Merc four-stroke 115 ProXs tell-tale temp

    Started by Ted Stryker, 01-22-2019 12:08 PM
    • Replies: 11
    • Views: 473
    02-01-2019, 11:54 AM Go to last post
  33. 250xs higher compression

    Started by xb03fs, 01-27-2019 10:51 AM
    • Replies: 2
    • Views: 261
    01-28-2019, 02:37 AM Go to last post
  34. 300xs DBR 1.1 or 1.3 software

    Started by darkdream, 12-20-2018 06:43 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 3,973
    01-24-2019, 03:56 AM Go to last post

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