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Forum: Technical Discussion

The place for mechanics, racers, governing body officials, tech-talk junkies, or anyone seeking engine-related technical help.

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  1. Exclamation Sticky Thread Sticky: New low cost ECU alternative!

    Started by Tony Brucato, 07-21-2006 08:51 AM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 74,744
    05-07-2019, 12:10 AM Go to last post
  2. Sticky Thread Sticky: Alisyn Oil Promotion - Free Shipping On All Orders!

    Started by Scream And Fly, 02-03-2006 04:03 PM
    5 Pages
    1 2 3 4 5
    • Replies: 63
    • Views: 72,324
    04-30-2019, 06:19 AM Go to last post
  1. Mercury Tech: 2.4 on 2.5 chasis

    Started by redsnapper386, Today 12:16 AM
    • Replies: 2
    • Views: 213
    Today, 10:05 AM Go to last post
  2. Mercury V6 School for lower units

    Started by LakeFever, 07-24-2018 08:07 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 1,273
    Today, 09:01 AM Go to last post
  3. Help identifying my 150 Merc

    Started by Radiant, 09-02-2019 11:59 AM
    • Replies: 9
    • Views: 443
    Today, 08:25 AM Go to last post
  4. Mercury 90 HP 2 Stroke oddity

    Started by Davids, 09-15-2019 01:28 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 700
    Yesterday, 11:09 PM Go to last post
  5. Boost bottle?

    Started by Captain75, 08-05-2019 02:49 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 720
    Yesterday, 10:29 PM Go to last post
  6. Outboard Exhaust Tuning - Who Did It Best?

    Started by Gordon02, 08-20-2019 11:10 PM
    10 Pages
    1 2 3 4 5 6 7 8 9 10
    • Replies: 145
    • Views: 4,751
    Yesterday, 06:50 PM Go to last post
  7. 200 Optimax vs 2.5 200 Carb Motor

    Started by Radiant, 09-17-2019 11:55 AM
    • Replies: 13
    • Views: 414
    Yesterday, 03:37 PM Go to last post
  8. 2002 mercury 300x wont go on plane

    Started by mistah_max, 09-17-2019 10:38 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 558
    Yesterday, 12:12 PM Go to last post
  9. Mercury 2.5 150 XRI Performance Changes

    Started by gguertin145, 09-19-2019 10:35 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 428
    09-19-2019, 07:26 PM Go to last post
  10. Mercury Tech: 225 EFI injector flow rate?

    Started by racinfast002, 09-15-2019 03:08 PM
    • Replies: 7
    • Views: 252
    09-19-2019, 02:01 PM Go to last post
  11. Mercury carb kit

    Started by 2quick4u, 09-19-2019 06:43 AM
    • Replies: 1
    • Views: 69
    09-19-2019, 08:52 AM Go to last post
  12. Mercury Tech: 92 2.5 V6 with a squeaky water pump, OK or time to replace?

    Started by SAMMYBOY, 08-03-2011 01:58 PM
    • Replies: 5
    • Views: 506
    09-18-2019, 09:43 PM Go to last post
  13. OMC Tech: Crossflow build

    Started by Fastbass88, 08-30-2019 12:25 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 957
    09-18-2019, 07:46 PM Go to last post
  14. Gauges on opti

    Started by team supra, 09-11-2019 03:09 PM
    • Replies: 5
    • Views: 343
    09-18-2019, 05:53 PM Go to last post
  15. Alarm vs gauges

    Started by 2quick4u, 09-16-2019 07:17 AM
    • Replies: 1
    • Views: 221
    09-18-2019, 05:32 PM Go to last post
  16. 4 pedal reeds

    Started by Merc 2.5, 09-17-2019 08:29 AM
    • Replies: 6
    • Views: 466
    09-18-2019, 04:33 PM Go to last post
  17. Bearing carrier stuck bigtime

    Started by Bullet 20cc, 11-28-2017 11:48 PM
    2 Pages
    1 2
    • Replies: 29
    • Views: 5,742
    09-18-2019, 10:50 AM Go to last post
  18. Rigging kit

    Started by team supra, 09-18-2019 04:01 AM
    • Replies: 0
    • Views: 255
    09-18-2019, 04:01 AM Go to last post
  19. Rigging kit

    Started by team supra, 09-17-2019 04:46 PM
    • Replies: 0
    • Views: 142
    09-17-2019, 04:46 PM Go to last post
  20. Bigger Carb's

    Started by seansbaja1982, 08-21-2019 09:18 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 741
    09-16-2019, 08:14 PM Go to last post
  21. Mercury Racing 250xs 2005

    Started by Manuski, 08-19-2019 06:24 AM
    • Replies: 1
    • Views: 316
    09-16-2019, 08:10 PM Go to last post
  22. 2002 Mercury 225 EFI performance mods

    Started by Freedom92, 08-21-2018 10:22 AM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 119
    • Views: 5,647
    09-16-2019, 06:57 PM Go to last post
  23. Mercury Tech: Vertical Front Cut

    Started by nitro_rat, 08-25-2019 03:02 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 870
    09-16-2019, 05:12 PM Go to last post
  24. Repowering boat

    Started by team supra, 09-16-2019 03:21 AM
    • Replies: 2
    • Views: 368
    09-16-2019, 08:20 AM Go to last post
  25. Yamaha Tech: 1999 OX66 Hydro tec Kits

    Started by EMC 2870, 09-14-2019 04:19 PM
    • Replies: 10
    • Views: 422
    09-15-2019, 04:47 PM Go to last post
  26. Stern heavy walleye boat ..what to do??

    Started by Silvershiner, 09-12-2019 07:46 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 719
    09-15-2019, 04:47 PM Go to last post
  27. Neighbors Boat

    Started by tabme, 09-15-2019 12:48 PM
    • Replies: 1
    • Views: 281
    09-15-2019, 02:51 PM Go to last post
  28. Zero effort conhtrol

    Started by berdes, 09-15-2019 09:18 AM
    • Replies: 3
    • Views: 487
    09-15-2019, 02:19 PM Go to last post
  29. 92 Bridgeport ECU problem

    Started by All9up, 09-15-2019 08:33 AM
    • Replies: 3
    • Views: 393
    09-15-2019, 12:25 PM Go to last post
  30. Mercury Tech: 89 2.0L 150 carb V6 vs 2.5L 150 XRI - Which to choose?

    Started by pjbrownva, 09-13-2019 02:39 AM
    • Replies: 10
    • Views: 365
    09-14-2019, 09:20 PM Go to last post
  31. water pump

    Started by 2quick4u, 09-14-2019 05:20 PM
    • Replies: 0
    • Views: 694
    09-14-2019, 05:20 PM Go to last post
  32. Painting Stainless Steel

    Started by Gordon02, 08-08-2019 08:51 AM
    • Replies: 6
    • Views: 725
    09-14-2019, 05:20 PM Go to last post
  33. Bad switch box?

    Started by coffeeguy, 09-04-2019 07:04 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 670
    09-14-2019, 04:28 PM Go to last post
  34. Prop question

    Started by Coon Krazy, 09-02-2019 08:52 PM
    • Replies: 12
    • Views: 511
    09-13-2019, 01:32 PM Go to last post

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