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Threads 1 to 40 of 399

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: 53
    • Views: 81,419
    02-12-2020, 12:09 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: 79,705
    04-30-2019, 06:19 AM Go to last post
  1. Smile Need Yamaha 90 hp performance advice

    Started by keywestnoah, 03-05-2006 08:45 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 10,232
    Today, 11:39 AM Go to last post
  2. Motul 800 2T - Premix

    Started by Bingerfang, Today 09:31 AM
    • Replies: 0
    • Views: 25
    Today, 09:31 AM Go to last post
  3. Welding near stator - heat issue?

    Started by hq_, 05-12-2020 11:57 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 550
    Today, 09:23 AM Go to last post
  4. 95 Mariner 200 Carb info needed

    Started by LakeFever, Yesterday 10:11 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 141
    Today, 08:45 AM Go to last post
  5. Carb/Tuning and Identification

    Started by Jackson007, 04-13-2020 09:24 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 1,149
    Today, 08:17 AM Go to last post
  6. Inline 6 Mercury questions - cowling interchange?

    Started by bsedwebt, 05-21-2020 06:20 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 249
    Today, 06:39 AM Go to last post
  7. High water pressure 225 promax

    Started by Bunger, 05-24-2020 10:32 AM
    2 Pages
    1 2
    • Replies: 27
    • Views: 297
    Today, 06:09 AM Go to last post
  8. OMC Tech: Old crossflow heads - coil brackets?

    Started by hq_, Today 05:23 AM
    • Replies: 1
    • Views: 43
    Today, 05:58 AM Go to last post
  9. Just for fun: worst plugs you’ve pulled from a engine.

    Started by Motv18, 05-21-2020 10:22 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 462
    Yesterday, 09:59 PM Go to last post
  10. Charger 18DL Stiff Steering

    Started by Sawbladz, 05-24-2020 06:33 PM
    • Replies: 6
    • Views: 211
    Yesterday, 09:34 PM Go to last post
  11. Mercury 2 + 2 125HP

    Started by pbxcomm, 05-24-2020 02:24 PM
    • Replies: 3
    • Views: 125
    Yesterday, 09:06 PM Go to last post
  12. Water Pump replace

    Started by pbxcomm, Yesterday 06:48 PM
    • Replies: 1
    • Views: 68
    Yesterday, 07:14 PM Go to last post
  13. Bolt size

    Started by team supra, Yesterday 06:49 PM
    • Replies: 0
    • Views: 81
    Yesterday, 06:49 PM Go to last post
  14. Smile Mercury Twister I Information

    Started by hydrop, 06-27-2001 09:42 PM
    • Replies: 11
    • Views: 826
    Yesterday, 05:34 PM Go to last post
  15. Big bore crossflow rebuild

    Started by z1rider, 05-23-2020 01:49 PM
    • Replies: 4
    • Views: 111
    Yesterday, 03:51 PM Go to last post
  16. Sportmaster L/U experts please chime in

    Started by TraceF3, 05-17-2020 11:25 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 307
    Yesterday, 03:46 PM Go to last post
  17. OMC Tech: Crossflow Jets

    Started by DieselDood, 05-07-2020 11:32 AM
    24 Pages
    1 2 3 4 5 6 7 8 9 10 ... 24
    • Replies: 350
    • Views: 4,477
    Yesterday, 01:57 PM Go to last post
  18. Johnson 125 help please

    Started by splitshot, Yesterday 11:50 AM
    • Replies: 0
    • Views: 49
    Yesterday, 11:50 AM Go to last post
  19. 2.4 efi really rich at idle and running

    Started by coffeeguy, Yesterday 11:19 AM
    • Replies: 0
    • Views: 69
    Yesterday, 11:19 AM Go to last post
  20. Yamaha help

    Started by Punteh, Yesterday 03:35 AM
    • Replies: 0
    • Views: 94
    Yesterday, 03:35 AM Go to last post
  21. engine upgrade

    Started by papalambo, Yesterday 12:38 AM
    • Replies: 0
    • Views: 114
    Yesterday, 12:38 AM Go to last post
  22. 2.4 tilt tube nut/ socket size

    Started by 91concord, 05-24-2020 02:43 PM
    • Replies: 1
    • Views: 108
    05-24-2020, 09:04 PM Go to last post
  23. OMC Tech: water pump melt down

    Started by wfowahoo, 05-23-2020 08:51 PM
    • Replies: 6
    • Views: 223
    05-24-2020, 06:17 PM Go to last post
  24. Mercury 115 2 stroke 2+2 high idling rpm

    Started by killerpirate, 03-27-2020 03:39 PM
    115, high, idle, mercury
    • Replies: 5
    • Views: 279
    05-24-2020, 02:48 PM Go to last post
  25. Difference: merc 280 ros vs merc 280 standard (con)

    Started by Stålproppen, 01-21-2015 03:42 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,346
    05-24-2020, 02:09 PM Go to last post
  26. Mercury Tech: AIR temperature sensor Mercury 260 HP

    Started by A164, 05-02-2020 03:02 AM
    • Replies: 1
    • Views: 371
    05-24-2020, 11:59 AM Go to last post
  27. ProMax Rebuild

    Started by Hydrodreams, 11-25-2019 10:07 PM
    5 Pages
    1 2 3 4 5
    • Replies: 61
    • Views: 3,400
    05-24-2020, 06:07 AM Go to last post
  28. Port matching realistic power gains

    Started by Promaxin, 05-24-2020 03:01 AM
    • Replies: 1
    • Views: 158
    05-24-2020, 05:21 AM Go to last post
  29. Sportmaster

    Started by Merc 2.5, 05-22-2020 07:28 PM
    • Replies: 7
    • Views: 254
    05-24-2020, 04:45 AM Go to last post
  30. Mercury Tech: 2.5L XRi Oil Pump Driven Gear Removal

    Started by bill200xri, 12-04-2016 02:30 PM
    • Replies: 14
    • Views: 4,640
    05-24-2020, 02:48 AM Go to last post
  31. 93 Mercury cowl seal gasket

    Started by Aaronhl, 11-01-2019 06:07 PM
    • Replies: 12
    • Views: 2,978
    05-23-2020, 08:17 PM Go to last post
  32. U-19 Trim Problem

    Started by Boris, 05-21-2020 04:10 PM
    • Replies: 3
    • Views: 115
    05-23-2020, 07:07 PM Go to last post
  33. Mercury Tech: My blown Merc XR2: 'rude guy's observations and questions

    Started by pcrussell50, 09-20-2012 02:41 AM
    4 Pages
    1 2 3 4
    • Replies: 59
    • Views: 4,498
    05-23-2020, 05:36 PM Go to last post
  34. OMC---tach readings off

    Started by Snickers89, 05-21-2020 11:55 AM
    • Replies: 12
    • Views: 188
    05-22-2020, 12:02 PM Go to last post
  35. 24 volt starting?

    Started by ShadowFlier, 05-20-2020 05:59 PM
    • Replies: 10
    • Views: 239
    05-22-2020, 10:21 AM Go to last post
    • Replies: 42
    • Views: 1,199
    05-22-2020, 08:28 AM Go to last post
  36. OMC Johnson 225 no rpm signal and not charging

    Started by Antti, 05-11-2020 01:22 AM
    • Replies: 4
    • Views: 211
    05-22-2020, 07:32 AM Go to last post

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