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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: 37,147
    06-28-2015, 03:01 PM Go to last post
  1. Opti rebuild

    Started by bobthebuilder, 02-19-2014 01:21 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 2,433
    12-05-2019, 11:03 AM Go to last post
  2. 300x tuner into a 300xs ?

    Started by darkdream, 11-28-2019 06:37 PM
    • Replies: 6
    • Views: 333
    11-29-2019, 12:47 PM Go to last post
  3. E-tec 150ho vs G2 150ho

    Started by Pumpe, 07-07-2016 05:55 AM
    • Replies: 14
    • Views: 2,315
    11-26-2019, 07:14 PM Go to last post
  4. shok treat with quickleen added to VST reservoir?

    Started by stoker2001, 08-31-2019 06:29 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,908
    11-22-2019, 10:15 AM Go to last post
  5. 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: 20
    • Views: 1,826
    11-18-2019, 12:10 AM Go to last post
  6. 250 sho yammi throttle shift

    Started by XstreamVking, 11-05-2019 04:14 PM
    • Replies: 1
    • Views: 322
    11-06-2019, 02:36 PM Go to last post
  7. Question 2001 150 Opti, Injectors Don’t Open?

    Started by Salty Dog, 06-24-2019 11:35 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,191
    11-02-2019, 12:45 PM Go to last post
  8. Opti spark plugs are black

    Started by David, 10-25-2019 07:18 PM
    • Replies: 11
    • Views: 1,613
    11-01-2019, 09:31 AM Go to last post
  9. 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: 46
    • Views: 19,021
    10-10-2019, 12:00 PM Go to last post
  10. Verado old and new vs 300r

    Started by Tranq, 10-09-2019 06:22 PM
    • Replies: 0
    • Views: 349
    10-09-2019, 06:22 PM Go to last post
  11. Exclamation Friendly debates vs personal attacks

    Started by Scream And Fly, 09-23-2019 06:25 PM
    • Replies: 2
    • Views: 1,040
    10-09-2019, 06:57 AM Go to last post
    • Replies: 4
    • Views: 1,176
    09-17-2019, 06:25 PM Go to last post
  12. 2007 300xs odd fault/smartcraft issue.

    Started by 288sunny, 08-11-2019 08:37 AM
    • Replies: 4
    • Views: 676
    09-10-2019, 03:06 PM Go to last post
  13. 250 pro xs performance mods?

    Started by Rsissom918, 07-30-2019 11:14 AM
    mercury pro xs 250
    • Replies: 11
    • Views: 2,196
    09-07-2019, 08:48 PM Go to last post
  14. 225 HPDI rebuild

    Started by FORBESAUTO, 02-23-2019 07:38 PM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 106
    • Views: 7,643
    08-27-2019, 09:05 AM Go to last post
  15. Rigging tube size on 300R

    Started by mjw930, 08-22-2019 06:17 PM
    • Replies: 1
    • Views: 920
    08-26-2019, 05:37 PM Go to last post
  16. Lightbulb Best way to turn up a 3.3 ltr Evinrude

    Started by MrG, 08-25-2019 07:14 PM
    • Replies: 2
    • Views: 549
    08-26-2019, 12:28 PM Go to last post
  17. Converting to trip outboards

    Started by Corysprouts84, 08-13-2019 09:41 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,273
    08-19-2019, 11:30 AM Go to last post
    • Replies: 17
    • Views: 1,200
    08-19-2019, 08:17 AM Go to last post
  18. 300R “what’s in the box” questions

    Started by mjw930, 08-18-2019 09:50 AM
    • Replies: 0
    • Views: 1,519
    08-18-2019, 09:50 AM Go to last post
  19. 1984 Mercury 115 EL inline 6

    Started by Bluecollerboater, 07-16-2019 03:02 PM
    • Replies: 13
    • Views: 803
    08-04-2019, 01:41 PM Go to last post
  20. Smartcraft for 200XS

    Started by David, 04-19-2019 01:10 PM
    • Replies: 5
    • Views: 698
    07-25-2019, 07:21 PM Go to last post
  21. 2011 optimax 200's, I keep breaking reeds

    Started by Krabill, 07-24-2019 12:41 PM
    • Replies: 8
    • Views: 903
    07-25-2019, 12:17 PM Go to last post
  22. 600 hp 400 r + 500 hp 300r

    Started by Chaz, 06-11-2019 10:35 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 4,573
    07-18-2019, 07:14 AM Go to last post
  23. Question 150 Optimax Fuses?

    Started by Salty Dog, 07-15-2019 06:49 AM
    • Replies: 6
    • Views: 526
    07-16-2019, 08:38 AM Go to last post
  24. Beeping optimax

    Started by XstreamVking, 07-09-2019 07:42 AM
    • Replies: 5
    • Views: 1,850
    07-10-2019, 10:31 AM Go to last post
  25. 300R vs 300X

    Started by PRE-Z06, 04-03-2019 01:38 PM
    13 Pages
    1 2 3 4 5 6 7 8 9 10 ... 13
    • Replies: 188
    • Views: 13,469
    06-29-2019, 06:37 PM Go to last post
  26. 06 225 Optimax, Spools up then drops down on power

    Started by cr250, 06-23-2019 05:47 PM
    • Replies: 11
    • Views: 737
    06-27-2019, 04:14 PM Go to last post
  27. Opti 250 Pro XS down on power

    Started by Hebert519, 06-23-2019 11:15 AM
    • Replies: 5
    • Views: 663
    06-23-2019, 08:46 PM Go to last post
  28. perfect WOT rpm '05 etec 225 HO

    Started by derpid, 06-03-2019 09:46 PM
    • Replies: 6
    • Views: 2,444
    06-14-2019, 03:07 PM Go to last post
  29. Verado supercharger max psi

    Started by vi top shatta, 05-22-2019 01:05 PM
    • Replies: 13
    • Views: 1,623
    06-04-2019, 10:20 PM Go to last post
  30. I need a 120+miles etec

    Started by Twister24etec, 05-07-2019 04:00 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,993
    05-29-2019, 08:54 AM Go to last post
  31. 300 xs injectors

    Started by salahskyline, 04-29-2019 02:06 AM
    • Replies: 6
    • Views: 892
    05-26-2019, 04:38 PM Go to last post
  32. Optimax Compressor help!!!!!!

    Started by lvnspeed, 05-20-2019 07:24 PM
    • Replies: 6
    • Views: 1,870
    05-22-2019, 07:54 AM Go to last post

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