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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: 39,705
    06-28-2015, 03:01 PM Go to last post
  1. Dts /shift problem Mercury Verado 250hp 2006

    Started by darkdream, 05-30-2020 11:47 AM
    • Replies: 3
    • Views: 221
    05-31-2020, 05:21 PM Go to last post
  2. No more tuning available for Mercury 4-strokes?

    Started by PRE-Z06, 05-26-2020 07:44 PM
    • Replies: 7
    • Views: 366
    05-29-2020, 05:34 AM Go to last post
  3. 300 ProXS vs 300R actual hp

    Started by PRE-Z06, 05-16-2020 12:18 PM
    • Replies: 4
    • Views: 513
    05-22-2020, 12:28 PM Go to last post
  4. Solid lower Mercury 4-stroke mounts...

    Started by PRE-Z06, 05-22-2020 12:03 AM
    • Replies: 0
    • Views: 203
    05-22-2020, 12:03 AM Go to last post
  5. Brand Name Colors - Never Say "Never"?

    Started by WaterZebra, 05-17-2020 11:42 AM
    • Replies: 3
    • Views: 238
    05-20-2020, 04:33 PM Go to last post
  6. Need help wiring solenoids on trim pumps!

    Started by Catarocket, 05-18-2020 05:57 AM
    • Replies: 3
    • Views: 149
    05-19-2020, 11:05 AM Go to last post
  7. testing CDM procedure question

    Started by KZaker, 05-14-2020 07:10 PM
    • Replies: 1
    • Views: 299
    05-15-2020, 10:03 AM Go to last post
  8. 2003 Mercury 250 efi down draft

    Started by jcoop421, 02-22-2020 10:07 AM
    • Replies: 4
    • Views: 776
    05-11-2020, 08:50 PM Go to last post
  9. 300xs Rebuild

    Started by RSWORDS, 04-25-2020 11:21 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 590
    05-08-2020, 06:18 AM Go to last post
  10. Verado 225 temp cycling up and down. Need advice!

    Started by oper600, 04-30-2020 10:54 AM
    • Replies: 1
    • Views: 128
    05-01-2020, 05:04 PM Go to last post
  11. Etec engines

    Started by Cadtech, 04-19-2020 02:01 PM
    • Replies: 7
    • Views: 532
    04-21-2020, 03:58 PM Go to last post
  12. Looking for a 1999 evinrude ficht emm

    Started by davepnola, 04-12-2020 10:39 PM
    • Replies: 3
    • Views: 430
    04-14-2020, 06:52 AM Go to last post
  13. I need help deciding on a motor.

    Started by Jason Stoll, 04-06-2020 02:35 PM
    • Replies: 9
    • Views: 833
    04-09-2020, 08:07 PM Go to last post
  14. Supercharged Mercury V8's on the horizon??

    Started by poorboy, 07-20-2018 05:22 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,015
    03-21-2020, 04:25 PM Go to last post
  15. V8 400r

    Started by Toffen, 03-20-2020 02:57 PM
    • Replies: 2
    • Views: 431
    03-21-2020, 02:10 PM Go to last post
  16. Exhaust restrictor 300xs?

    Started by darkdream, 02-03-2020 10:59 AM
    • Replies: 4
    • Views: 776
    03-21-2020, 12:01 PM Go to last post
  17. Lower unit ID

    Started by fischnrod, 03-18-2020 06:35 PM
    • Replies: 0
    • Views: 136
    03-18-2020, 06:35 PM Go to last post
  18. Revlimiter etec

    Started by Twister24etec, 03-10-2020 04:59 AM
    • Replies: 2
    • Views: 981
    03-11-2020, 09:54 AM Go to last post
    • Replies: 8
    • Views: 1,105
    03-06-2020, 09:24 AM Go to last post
  19. Honda outboard mods?

    Started by akcoastline, 02-14-2020 05:52 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,918
    02-28-2020, 09:53 PM Go to last post
  20. 2011 optimax 200's, I keep breaking reeds

    Started by Krabill, 07-24-2019 12:41 PM
    • Replies: 10
    • Views: 1,634
    02-28-2020, 09:18 PM Go to last post
  21. prop seal problem

    Started by 11b, 02-02-2020 10:51 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 822
    02-05-2020, 06:56 PM Go to last post
  22. 250XS Gold Block Value

    Started by Rdiesel01, 02-03-2020 01:23 PM
    • Replies: 1
    • Views: 581
    02-04-2020, 09:25 PM Go to last post
  23. Mariner 250 offshore efi oil issues (long)

    Started by Jomomma76, 01-20-2020 10:13 PM
    • Replies: 0
    • Views: 250
    01-20-2020, 10:13 PM Go to last post
  24. 225 HPDI rebuild

    Started by FORBESAUTO, 02-23-2019 07:38 PM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 114
    • Views: 10,637
    01-14-2020, 01:06 AM Go to last post
  25. how mercury verado rigging works

    Started by noli, 01-11-2020 04:36 PM
    • Replies: 0
    • Views: 404
    01-11-2020, 04:36 PM Go to last post
  26. Mercury 225HP Saltwater-series rebuild c02500wbd07142018

    Started by noli, 07-14-2018 04:17 PM
    12 Pages
    1 2 3 4 5 6 7 8 9 10 ... 12
    • Replies: 166
    • Views: 8,521
    01-11-2020, 06:30 AM Go to last post
  27. 60 hp 4 stroke questions

    Started by XstreamVking, 01-08-2020 08:27 AM
    • Replies: 5
    • Views: 750
    01-08-2020, 01:59 PM Go to last post
  28. troubleshooting guide for your Optimax

    Started by noli, 01-08-2020 12:33 PM
    • Replies: 0
    • Views: 243
    01-08-2020, 12:33 PM Go to last post
  29. Yamaha F70 gear ratio

    Started by Mini GT, 01-04-2020 06:27 AM
    • Replies: 2
    • Views: 241
    01-04-2020, 11:37 AM Go to last post
  30. shok treat with quickleen added to VST reservoir?

    Started by stoker2001, 08-31-2019 06:29 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 5,848
    01-03-2020, 10:20 AM Go to last post
  31. Yama F130 vs SHO 115 .

    Started by Dingie 2, 01-02-2020 01:35 PM
    • Replies: 0
    • Views: 504
    01-02-2020, 01:35 PM Go to last post
  32. Looking for a Mercury shop manual

    Started by Reynard38, 12-14-2019 12:31 PM
    • Replies: 4
    • Views: 1,868
    12-15-2019, 10:03 AM Go to last post
  33. Opti rebuild

    Started by bobthebuilder, 02-19-2014 01:21 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 3,050
    12-05-2019, 11:03 AM Go to last post
  34. 300x tuner into a 300xs ?

    Started by darkdream, 11-28-2019 06:37 PM
    • Replies: 6
    • Views: 680
    11-29-2019, 12:47 PM Go to last post
  35. E-tec 150ho vs G2 150ho

    Started by Pumpe, 07-07-2016 05:55 AM
    • Replies: 14
    • Views: 2,720
    11-26-2019, 07:14 PM Go to last post
  36. 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: 3,091
    11-18-2019, 12:10 AM Go to last post
  37. 250 sho yammi throttle shift

    Started by XstreamVking, 11-05-2019 04:14 PM
    • Replies: 1
    • Views: 599
    11-06-2019, 02:36 PM Go to last post
  38. Question 2001 150 Opti, Injectors Donít Open?

    Started by Salty Dog, 06-24-2019 11:35 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,443
    11-02-2019, 12:45 PM Go to last post
  39. Opti spark plugs are black

    Started by David, 10-25-2019 07:18 PM
    • Replies: 11
    • Views: 2,309
    11-01-2019, 09:31 AM Go to last post

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