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Threads 1 to 40 of 418

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
    5 Pages
    1 2 3 4 5
    • Replies: 73
    • Views: 84,552
    09-13-2020, 09:22 PM 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: 73
    • Views: 82,977
    08-15-2020, 04:04 PM Go to last post
    • Replies: 1
    • Views: 1,689
    01-28-2020, 05:59 PM Go to last post
  1. 225 ProMax Misfire?

    Started by Hydrodreams, 09-05-2020 05:56 AM
    2 Pages
    1 2
    • Replies: 27
    • Views: 504
    Today, 05:17 AM Go to last post
  2. OMC Tech: Exhaust work on the tuner(megaphone) of v4 crossflows

    Started by keefallan, 09-16-2020 03:36 PM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 413
    Today, 04:43 AM Go to last post
  3. CLE lowers

    Started by Charli, 09-15-2020 12:17 PM
    • Replies: 1
    • Views: 60
    Today, 04:08 AM Go to last post
  4. marine machine ram with latham wing plate

    Started by aggiestckl, 03-08-2014 11:26 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,063
    Today, 04:07 AM Go to last post
  5. OMC. 115 Crossflow odd compression

    Started by Fishbum, 09-09-2020 02:22 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 561
    Yesterday, 01:24 PM Go to last post
  6. Mercury Tech: 99 Merc 175 EFI/40 AMP Stator

    Started by Liberator*21, Yesterday 06:06 AM
    • Replies: 0
    • Views: 100
    Yesterday, 06:06 AM Go to last post
  7. Mercury Tech: Adding low water fitting to 2005 XR6 Lower Unit

    Started by Liberator*21, 09-11-2020 05:19 AM
    • Replies: 6
    • Views: 164
    Yesterday, 04:07 AM Go to last post
  8. 200L rebuilt

    Started by Brokemercury, 09-18-2020 12:40 PM
    • Replies: 6
    • Views: 172
    09-18-2020, 08:45 PM Go to last post
  9. Spark Plugs Missing Dots on Side Electrode

    Started by PlumCrazy, 09-18-2020 10:13 AM
    • Replies: 5
    • Views: 140
    09-18-2020, 07:17 PM Go to last post
  10. CLE lowers

    Started by Charli, 09-15-2020 12:17 PM
    • Replies: 11
    • Views: 216
    09-18-2020, 06:27 PM Go to last post
  11. Mercury Tech: 1986 Mercury 150 XR2 - RPM Loss at WOT (Dropping Cylinder?)

    Started by wcsd106, 08-20-2020 02:44 PM
    3 Pages
    1 2 3
    cylinder, mercury, rpm, wot, xr2
    • Replies: 38
    • Views: 474
    09-18-2020, 09:37 AM Go to last post
  12. Mercury Tech: Laser injection mods

    Started by roadkill636, 09-17-2020 08:43 PM
    • Replies: 3
    • Views: 169
    09-18-2020, 08:50 AM Go to last post
  13. Oscilloscope Diagnostics

    Started by InjectorService, 09-06-2020 11:33 AM
    • Replies: 8
    • Views: 218
    09-17-2020, 09:50 PM Go to last post
    • Replies: 6
    • Views: 518
    09-17-2020, 01:36 PM Go to last post
  14. 300 promax empty oil line?

    Started by Bunger, 09-02-2020 07:15 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 351
    09-17-2020, 10:42 AM Go to last post
  15. OMC Tech: Looper ignition: CDI vs Yamaha swap

    Started by warriorcookie, 09-09-2020 09:11 AM
    • Replies: 8
    • Views: 170
    09-16-2020, 11:56 PM Go to last post
  16. Gearcase Question for Drag Racers

    Started by 97mirage, 09-15-2020 09:46 AM
    • Replies: 3
    • Views: 236
    09-16-2020, 11:48 PM Go to last post
  17. compression

    Started by Merc 2.5, 09-13-2020 01:25 PM
    • Replies: 11
    • Views: 446
    09-16-2020, 11:45 PM Go to last post
  18. Problems doing things on here?!

    Started by keefallan, 09-15-2020 01:50 PM
    • Replies: 6
    • Views: 147
    09-16-2020, 03:22 PM Go to last post
  19. Question Gearcase ratio 300X for a skater 21

    Started by LeonardG, 09-15-2020 04:31 PM
    • Replies: 3
    • Views: 108
    09-16-2020, 03:07 PM Go to last post
  20. Yamaha CV25ELD does not start

    Started by oldgambler, 09-16-2020 12:17 PM
    • Replies: 0
    • Views: 39
    09-16-2020, 12:17 PM Go to last post
  21. Yamaha C70TLRZ 2001 carbs

    Started by Capt Fin, 09-15-2020 02:24 PM
    • Replies: 0
    • Views: 37
    09-15-2020, 02:24 PM Go to last post
  22. Mercury Tech: Pulling 280 Powerhead (CHI area)

    Started by BagMan, 09-15-2020 12:11 PM
    • Replies: 0
    • Views: 105
    09-15-2020, 12:11 PM Go to last post
  23. Whats the name for this type of part?

    Started by Aaronhl, 09-15-2020 07:44 AM
    • Replies: 0
    • Views: 173
    09-15-2020, 07:44 AM Go to last post
    • Replies: 0
    • Views: 64
    09-15-2020, 06:26 AM Go to last post
  24. 225 PM Limiter

    Started by ASPB, 09-05-2020 03:34 PM
    • Replies: 6
    • Views: 231
    09-13-2020, 08:02 PM Go to last post
  25. 1985 Johnson 185hp thoughts

    Started by bsedwebt, 09-07-2020 08:31 PM
    • Replies: 12
    • Views: 344
    09-13-2020, 07:48 PM Go to last post
  26. 2.5 Drag egt readings.

    Started by bohemian609, 09-12-2020 10:37 PM
    • Replies: 3
    • Views: 278
    09-13-2020, 04:55 AM Go to last post
  27. Drag?

    Started by Charli, 09-12-2020 10:10 PM
    • Replies: 1
    • Views: 231
    09-13-2020, 12:40 AM Go to last post
  28. 175 Mariner fell on its face all of a sudden

    Started by Jmr1974, 08-23-2020 04:32 PM
    4 Pages
    1 2 3 4
    • Replies: 59
    • Views: 745
    09-12-2020, 05:05 PM Go to last post
  29. 2.5 Carb motor Pro max or not

    Started by fliyingfinn, 09-12-2020 01:06 PM
    • Replies: 1
    • Views: 127
    09-12-2020, 01:42 PM Go to last post
  30. Laser Efi Ecu potting compond gel.

    Started by buddy stewart, 09-09-2020 09:26 AM
    • Replies: 8
    • Views: 251
    09-12-2020, 12:20 PM Go to last post
  31. Post Mercury Tech: Another Mercury cooling question..

    Started by A-train-97, 09-09-2020 08:21 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 429
    09-12-2020, 12:10 PM Go to last post
  32. Removing T-stats and Poppet Valve

    Started by vector mike, 10-01-2002 10:37 AM
    10 Pages
    1 2 3 4 5 6 7 8 9 10
    • Replies: 139
    • Views: 10,842
    09-12-2020, 01:35 AM Go to last post
  33. 2000 Optimax Starter Solenoid mounting?

    Started by offthefront, 09-09-2020 05:24 PM
    • Replies: 1
    • Views: 102
    09-11-2020, 07:52 PM Go to last post
  34. This a v-6 or inline 6 yoke

    Started by 30velocity, 09-11-2020 10:05 AM
    • Replies: 0
    • Views: 77
    09-11-2020, 10:05 AM Go to last post
  35. 1997 Mercury 15hp two stroke - only runs on choke.

    Started by cmb1998, 09-06-2020 06:32 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 312
    09-10-2020, 11:48 AM Go to last post
  36. Boat/Engine Harness recommendations

    Started by CrayzKirk, 09-07-2020 07:57 AM
    • Replies: 1
    • Views: 136
    09-10-2020, 11:29 AM Go to last post
  37. 260 EFI bogging

    Started by ShadowFlier, 08-02-2020 06:23 PM
    2 Pages
    1 2
    • Replies: 28
    • Views: 850
    09-10-2020, 11:09 AM Go to last post

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