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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: 53
    • Views: 78,835
    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: 76,826
    04-30-2019, 06:19 AM Go to last post
  1. Mercury Tech: What's been done to this Promax??

    Started by roadkill636, 02-03-2020 09:19 PM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 1,555
    Today, 05:40 PM Go to last post
  2. 1 Pc or 2pc Adapter plate for 225 Promax?

    Started by RiverJunkie702, 02-16-2020 12:25 PM
    • Replies: 9
    • Views: 255
    02-17-2020, 10:44 AM Go to last post
  3. Center main bearing part #

    Started by ShadowFlier, 02-15-2020 06:51 PM
    • Replies: 5
    • Views: 262
    02-16-2020, 10:32 PM Go to last post
  4. Whatever happened to T-REX???

    Started by rgsauger, 02-13-2020 01:15 AM
    • Replies: 14
    • Views: 690
    02-16-2020, 05:45 PM Go to last post
  5. 2001. Ox66 225 lower crank seal

    Started by DannyB, 02-13-2020 06:19 PM
    • Replies: 2
    • Views: 123
    02-14-2020, 07:13 PM Go to last post
  6. Blow out ring

    Started by KIRCHNER, 02-11-2020 05:14 PM
    • Replies: 10
    • Views: 466
    02-14-2020, 05:46 AM Go to last post
  7. Mercury Tech: What model merc do i have?

    Started by TylerP, 02-12-2020 07:45 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 383
    02-13-2020, 08:13 PM Go to last post
  8. Promax Tuner Installed Backwards ?

    Started by David L, 02-13-2020 06:37 AM
    • Replies: 3
    • Views: 231
    02-13-2020, 10:33 AM Go to last post
  9. New engines hitting transom.

    Started by yachter55, 02-01-2020 09:07 PM
    • Replies: 14
    • Views: 792
    02-13-2020, 07:30 AM Go to last post
  10. How F'd is my crank

    Started by ShadowFlier, 02-04-2020 05:54 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 986
    02-12-2020, 07:58 PM Go to last post
  11. Sleekcraft sst advice for repower

    Started by Nash sst, 02-09-2020 08:51 PM
    mercury, modvp, outboard, repower
    • Replies: 10
    • Views: 275
    02-12-2020, 07:48 PM Go to last post
  12. Exclamation Differences in the merc 2.5?

    Started by Traefinn123, 02-11-2020 05:03 PM
    2.5 merc efi
    • Replies: 6
    • Views: 312
    02-12-2020, 07:33 PM Go to last post
  13. 300xs upgrades needed

    Started by carolina, 02-11-2020 04:36 PM
    • Replies: 2
    • Views: 146
    02-11-2020, 05:44 PM Go to last post
  14. Post What should I do with this EE block? Porting and exh chest...

    Started by Kennay, 01-19-2020 12:48 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 960
    02-10-2020, 10:30 PM Go to last post
  15. Mercury Tech: 260 Big Bore mystery motors??????

    Started by PaulR, 01-07-2020 06:47 PM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 2,675
    02-10-2020, 04:57 PM Go to last post
  16. 2005 350Mag MPI 300hp inboard Tritoon only hitting 4300 rpm!

    Started by Yamanator, 01-28-2020 10:44 AM
    3 Pages
    1 2 3
    • Replies: 41
    • Views: 640
    02-10-2020, 04:05 PM Go to last post
  17. Alien Cowl On Two Piece

    Started by Poze, 02-09-2020 04:02 PM
    • Replies: 9
    • Views: 217
    02-10-2020, 10:39 AM Go to last post
  18. What does this line do?

    Started by whipper, 05-28-2008 01:04 AM
    4 Pages
    1 2 3 4
    • Replies: 52
    • Views: 21,696
    02-10-2020, 06:30 AM Go to last post
  19. Correct adapter plate for 260

    Started by ShadowFlier, 02-08-2020 09:11 AM
    • Replies: 9
    • Views: 251
    02-09-2020, 06:08 PM Go to last post
  20. Mercury Tech: Sunken motor.

    Started by tompepper, 02-08-2020 12:23 AM
    • Replies: 6
    • Views: 323
    02-09-2020, 04:15 PM Go to last post
  21. Mercury 2.5 Late 90's versus 2000's

    Started by Glastron1987, 02-05-2020 10:05 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 572
    02-09-2020, 10:44 AM Go to last post
  22. Old cajun with mercury upgrade info

    Started by redd51, 01-28-2020 08:08 PM
    • Replies: 4
    • Views: 285
    02-08-2020, 10:55 PM Go to last post
  23. Current ABYC Transom Specs ?

    Started by MattGreen, 02-04-2020 11:38 PM
    • Replies: 2
    • Views: 259
    02-07-2020, 07:37 PM Go to last post
  24. Chris Carson reeds?

    Started by Pjpoppet, 11-20-2019 10:51 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,133
    02-07-2020, 05:43 AM Go to last post
  25. Intake spacer

    Started by Merc 2.5, 02-03-2020 06:19 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 709
    02-07-2020, 12:16 AM Go to last post
  26. rookie needs help

    Started by Biskitboy, 01-29-2020 08:58 AM
    • Replies: 11
    • Views: 435
    02-06-2020, 07:13 PM Go to last post
  27. Crank shaft # wieght

    Started by Dave S, 02-06-2020 11:48 AM
    • Replies: 1
    • Views: 138
    02-06-2020, 04:34 PM Go to last post
  28. Mercury Tech: Optimax 225 Help! Won't Idle & Shooting Flames

    Started by InjectorService, 02-04-2020 04:41 PM
    • Replies: 9
    • Views: 192
    02-06-2020, 02:23 AM Go to last post
  29. 2.4 200 swivel install question

    Started by SprayinThemUp, 02-03-2020 10:00 PM
    • Replies: 2
    • Views: 184
    02-04-2020, 10:16 PM Go to last post
  30. 93 Mercury cowl seal gasket

    Started by Aaronhl, 11-01-2019 06:07 PM
    • Replies: 10
    • Views: 1,751
    02-04-2020, 08:01 PM Go to last post
  31. Building a custom fuel tank?

    Started by tnelsmn, 01-24-2020 06:48 PM
    • Replies: 10
    • Views: 489
    02-04-2020, 04:59 PM Go to last post

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