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Threads 521 to 560 of 1193

Forum: Low-Emission Outboard Engines

Evinrude E-Tec, Mercury OptiMax, Yamaha HPDI, and all 4-Stroke outboard discussion.

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: 29,661
    06-28-2015, 03:01 PM Go to last post
  1. ODBA Green Stock - Jasper, TN Oct 8-9

    Started by SouthernComfort, 09-14-2011 10:48 AM
    • Replies: 2
    • Views: 1,040
    09-14-2011, 02:54 PM Go to last post
  2. best choice?

    Started by nate., 08-15-2011 06:21 PM
    • Replies: 7
    • Views: 794
    09-04-2011, 11:48 AM Go to last post
  3. emissions friendly

    Started by motion, 09-01-2011 02:36 PM
    • Replies: 2
    • Views: 277
    09-01-2011, 06:43 PM Go to last post
  4. E-tec 150 or 150 H.O

    Started by Pumpe, 06-20-2011 03:10 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 4,149
    08-26-2011, 05:51 AM Go to last post
  5. 150 optimax and 150 xs

    Started by topkick, 07-02-2011 03:55 AM
    • Replies: 5
    • Views: 1,142
    08-25-2011, 06:31 PM Go to last post
  6. Naca ducts , 225-300 opti

    Started by Skater 32, 08-21-2011 09:17 PM
    • Replies: 0
    • Views: 697
    08-21-2011, 09:17 PM Go to last post
  7. whats the differance between 300xs and 250xs tuner

    Started by mad dan, 08-09-2011 05:41 PM
    • Replies: 2
    • Views: 1,417
    08-17-2011, 08:17 PM Go to last post
  8. 250xs - L to XL Conversion -Guidance please

    Started by Red Hunter, 08-11-2011 01:09 PM
    • Replies: 6
    • Views: 622
    08-15-2011, 10:34 AM Go to last post
  9. Mercury Pro xs 250

    Started by ckswitzer, 08-05-2011 09:44 AM
    • Replies: 2
    • Views: 505
    08-14-2011, 07:34 PM Go to last post
  10. BRC / Rotax /Johnson outboard ?

    Started by theoldwizard, 07-31-2011 08:44 PM
    • Replies: 8
    • Views: 1,496
    08-08-2011, 10:17 PM Go to last post
  11. water temp affecting performance?

    Started by kostas74, 07-09-2011 03:04 PM
    • Replies: 4
    • Views: 888
    07-29-2011, 11:46 AM Go to last post
  12. optimax's power

    Started by kostas74, 02-15-2009 12:43 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,073
    07-28-2011, 11:58 AM Go to last post
  13. 4 Stroke Fuel Economy vs 2 Strokers

    Started by tj309, 06-25-2011 06:36 PM
    • Replies: 14
    • Views: 3,109
    07-22-2011, 10:10 AM Go to last post
  14. OPC Super-Sport information

    Started by Danny McManus, 08-31-2004 01:38 AM
    5 Pages
    1 2 3 4 5
    • Replies: 73
    • Views: 6,611
    07-19-2011, 12:39 AM Go to last post
  15. 250HO's gearcase

    Started by kostas74, 04-22-2011 03:37 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 5,913
    07-15-2011, 09:12 PM Go to last post
  16. Unhappy Vibrating 2008 Optimax 175

    Started by Steff008, 07-14-2009 02:50 AM
    • Replies: 12
    • Views: 3,560
    07-06-2011, 07:28 AM Go to last post
  17. Fuel in Optimax air pump

    Started by ucf_motorcycle, 07-01-2011 07:05 PM
    • Replies: 4
    • Views: 968
    07-02-2011, 08:02 PM Go to last post
  18. quickie on indexing FICHT plugs?

    Started by pcrussell50, 06-30-2011 04:09 PM
    • Replies: 3
    • Views: 558
    07-01-2011, 03:11 PM Go to last post
  19. 300xs Water Separator??

    Started by Air It Out, 06-25-2011 08:45 PM
    • Replies: 3
    • Views: 622
    06-26-2011, 05:31 PM Go to last post
  20. 115 opti problem.

    Started by kostas74, 05-31-2011 06:15 AM
    • Replies: 10
    • Views: 1,214
    06-13-2011, 09:53 PM Go to last post
  21. Low water pressure??

    Started by stealthperf, 06-06-2011 10:17 PM
    • Replies: 2
    • Views: 845
    06-13-2011, 08:57 PM Go to last post
  22. Breaking In 300xs?

    Started by Air It Out, 06-08-2011 02:26 PM
    • Replies: 3
    • Views: 968
    06-10-2011, 11:35 PM Go to last post
  23. 300xs 101

    Started by Fassster, 06-06-2011 07:28 AM
    • Replies: 10
    • Views: 1,390
    06-10-2011, 10:17 AM Go to last post
  24. 225 std. Opti cowl vs 250xs cowl?

    Started by aaronmt73, 06-06-2011 11:00 AM
    • Replies: 3
    • Views: 615
    06-06-2011, 11:35 AM Go to last post
  25. Ecu/flywheel mod

    Started by kostas74, 08-05-2010 03:05 PM
    5 Pages
    1 2 3 4 5
    • Replies: 63
    • Views: 7,720
    06-02-2011, 01:34 PM Go to last post
  26. '11 300XS weight

    Started by Rayzor, 05-20-2011 10:38 PM
    • Replies: 3
    • Views: 1,120
    05-31-2011, 09:40 PM Go to last post
  27. 2010 250xs Sport

    Started by tailchaser22, 05-28-2011 09:08 PM
    • Replies: 6
    • Views: 768
    05-31-2011, 10:52 AM Go to last post
  28. New 300xs powerhead color

    Started by FullAuto9, 05-16-2011 11:40 PM
    • Replies: 10
    • Views: 1,423
    05-30-2011, 03:27 PM Go to last post
  29. Quiet Evinrude E-Tec 250HO @ 83mph VIDEO's

    Started by LIQUID NIRVANA, 03-23-2011 02:35 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 3,583
    05-27-2011, 04:10 PM Go to last post
  30. 350sci and sportmaster

    Started by JoshF, 05-05-2011 10:34 PM
    • Replies: 3
    • Views: 943
    05-23-2011, 08:52 PM Go to last post
  31. 200 Opti's fuel pressure

    Started by kostas74, 05-18-2011 02:36 PM
    • Replies: 7
    • Views: 590
    05-21-2011, 02:53 PM Go to last post
  32. Rust in optimax fuel rail

    Started by ucf_motorcycle, 05-17-2011 03:50 PM
    • Replies: 5
    • Views: 1,118
    05-18-2011, 03:05 PM Go to last post
  33. Etec Hours??

    Started by ROLF, 04-21-2011 03:08 PM
    • Replies: 7
    • Views: 1,256
    05-15-2011, 09:28 PM Go to last post
  34. 200 Opti VS 200HO

    Started by kostas74, 05-07-2011 05:00 PM
    • Replies: 2
    • Views: 636
    05-15-2011, 03:57 PM Go to last post

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