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Threads 1 to 40 of 358

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. 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: 61
    • Views: 59,243
    01-26-2015, 11:12 AM Go to last post
  2. 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: 47
    • Views: 62,018
    04-30-2015, 12:20 PM Go to last post
  1. OMC Tech: Looper exhaust porting

    Started by Captain75, 11-22-2013 05:38 AM
    32 Pages
    1 2 3 4 5 6 7 8 9 10 ... 32
    • Replies: 472
    • Views: 46,345
    01-10-2018, 04:49 AM Go to last post
  2. Cool Triple Monty Power on a Scarab.

    Started by kimswang, 08-14-2012 08:08 AM
    19 Pages
    1 2 3 4 5 6 7 8 9 10 ... 19
    • Replies: 272
    • Views: 24,078
    12-02-2017, 10:19 AM Go to last post
  3. birth,rebirth or afterbirth of a 12 inch v-4,v-6 crossflow omc mid

    Started by racervboat, 06-21-2017 07:15 PM
    17 Pages
    1 2 3 4 5 6 7 8 9 10 ... 17
    • Replies: 246
    • Views: 9,807
    Yesterday, 09:59 PM Go to last post
  4. Question Crankcase compression for experts

    Started by Terry Jackson, 09-06-2002 07:57 AM
    13 Pages
    1 2 3 4 5 6 7 8 9 10 ... 13
    • Replies: 180
    • Views: 10,887
    01-16-2018, 05:41 PM Go to last post
  5. Mercury Tech: High water pressure & low water temp

    Started by njj502, 04-16-2013 09:05 AM
    11 Pages
    1 2 3 4 5 6 7 8 9 10 ... 11
    • Replies: 158
    • Views: 7,838
    10-19-2017, 03:00 PM Go to last post
  6. 85hp V4 Mod begins

    Started by spybot, 10-15-2017 06:53 AM
    11 Pages
    1 2 3 4 5 6 7 8 9 10 ... 11
    • Replies: 151
    • Views: 4,017
    01-10-2018, 03:36 PM Go to last post
  7. Ingredients to make killer 2.0

    Started by Keaten, 12-16-2017 08:28 PM
    9 Pages
    1 2 3 4 5 6 7 8 9
    • Replies: 127
    • Views: 3,886
    01-14-2018, 11:08 AM Go to last post
  8. Mercury in line 6 hop ups

    Started by mrcrsr, 06-19-2017 06:21 PM
    9 Pages
    1 2 3 4 5 6 7 8 9
    • Replies: 123
    • Views: 4,597
    12-03-2017, 05:03 PM Go to last post
  9. So I picked up a couple of t2x powerheads

    Started by mrcrsr, 08-06-2017 03:28 PM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 118
    • Views: 5,238
    12-04-2017, 04:46 PM Go to last post
  10. 2.5 exhaust chest mods....

    Started by texasvector, 06-09-2017 06:43 AM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 114
    • Views: 6,832
    11-23-2017, 07:31 PM Go to last post
  11. Looks too loose to me ..

    Started by Chaz, 09-16-2017 10:45 AM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 112
    • Views: 4,542
    10-15-2017, 11:23 AM Go to last post
  12. OMC Tech: Horizontal Intake OMC V-4 Cross Flow

    Started by navigator125, 11-25-2009 07:31 PM
    8 Pages
    1 2 3 4 5 6 7 8
    • Replies: 105
    • Views: 7,054
    01-07-2018, 07:08 AM Go to last post
  13. WH-20 Carb CFM ?

    Started by dwilfong, 11-30-2017 06:09 PM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 103
    • Views: 2,285
    12-14-2017, 12:41 PM Go to last post
  14. OMC Tech: 2.7 heads on 3.0

    Started by norskarkansas, 05-03-2011 12:23 AM
    7 Pages
    1 2 3 4 5 6 7
    2.7, 3.0, compression, looper, omc
    • Replies: 95
    • Views: 10,786
    11-05-2017, 12:51 PM Go to last post
  15. Powerhead Cowl Modifacations for Performance

    Started by olboatman, 12-17-2017 07:40 AM
    6 Pages
    1 2 3 4 5 6
    • Replies: 88
    • Views: 2,347
    Yesterday, 11:38 AM Go to last post
  16. Steering Cable Lube

    Started by j_martin, 06-17-2009 01:48 PM
    6 Pages
    1 2 3 4 5 6
    • Replies: 86
    • Views: 16,354
    11-24-2017, 04:21 PM Go to last post
  17. Mercury Rod Cap Alignment

    Started by pbxcomm, 11-04-2017 08:13 PM
    5 Pages
    1 2 3 4 5
    • Replies: 71
    • Views: 1,648
    11-09-2017, 04:25 PM Go to last post
  18. trying to find out if I have a mod vp or a Bridgeport

    Started by Despicable kitty, 10-07-2017 09:47 PM
    5 Pages
    1 2 3 4 5
    • Replies: 68
    • Views: 2,131
    10-16-2017, 06:14 AM Go to last post
  19. OMC Tech: '75 high compression V4 crossflow intake stuffers and pump gas?

    Started by pcrussell50, 12-10-2017 05:02 PM
    5 Pages
    1 2 3 4 5
    • Replies: 67
    • Views: 1,321
    12-19-2017, 09:18 AM Go to last post
  20. What's the lightest 150-200hp available.

    Started by bobby minis, 12-15-2017 04:24 PM
    4 Pages
    1 2 3 4
    • Replies: 54
    • Views: 2,038
    01-07-2018, 07:37 AM Go to last post
  21. School me on V6 Mercury Cowlings

    Started by stephenspann27, 09-28-2017 10:14 PM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 1,598
    10-11-2017, 05:37 AM Go to last post
  22. 2.5 engine build from a bare used bored block, need advice

    Started by aaron78viper, 10-18-2017 09:15 AM
    4 Pages
    1 2 3 4
    • Replies: 48
    • Views: 1,901
    10-29-2017, 08:03 AM Go to last post
  23. Mercury Tech: Merc V-200 87 deceased or not?

    Started by bimmer1, 09-07-2017 03:10 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 1,774
    12-09-2017, 09:11 AM Go to last post
  24. Mercury 2.0L V6 Build Questions - Head Work and Sleeve Replacement

    Started by Gordon02, 01-09-2018 10:06 PM
    3 Pages
    1 2 3
    • Replies: 44
    • Views: 1,010
    01-16-2018, 10:21 AM Go to last post
  25. Starting a 1998 Mercury EFI 225 after sitting for 18 years

    Started by endurance, 12-22-2017 03:37 AM
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 1,096
    01-01-2018, 07:29 PM Go to last post
  26. Mystery Part

    Started by pbxcomm, 11-10-2017 04:56 PM
    3 Pages
    1 2 3
    • Replies: 42
    • Views: 1,636
    11-26-2017, 12:45 AM Go to last post
  27. Mercury Tech: S3000/Drag piston difference

    Started by speedinstream, 11-26-2017 06:55 PM
    3 Pages
    1 2 3
    • Replies: 41
    • Views: 1,865
    12-23-2017, 10:08 AM Go to last post
  28. Question OMC Tech: F1 /Offshore V8 exhaust

    Started by powerabout, 10-04-2008 10:17 PM
    3 Pages
    1 2 3
    • Replies: 39
    • Views: 5,891
    11-19-2017, 03:34 PM Go to last post
  29. How to ID a Mercury 2.5?

    Started by oceanstatetuning, 12-16-2017 08:34 PM
    3 Pages
    1 2 3
    • Replies: 39
    • Views: 794
    01-16-2018, 11:01 AM Go to last post
  30. The RJDUBIEL 15ft viper thread

    Started by racervboat, 10-11-2017 04:17 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 1,084
    10-17-2017, 06:44 PM Go to last post
  31. Warning Beeper on a Mariner 1996 175 hp EFI

    Started by Shane c, 10-13-2017 11:57 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 523
    10-17-2017, 11:38 AM Go to last post
  32. New to performance mods, Evinrude 115 1996

    Started by minionsram, 11-01-2017 07:33 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 713
    11-10-2017, 08:11 PM Go to last post
  33. Anyone used JB weld on an intake manifold reed side?

    Started by spybot, 01-08-2018 07:56 AM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 880
    01-13-2018, 08:52 PM Go to last post
  34. Extract more hp from Merc 30hp 2cyl 2 stroke

    Started by wolfgangb, 11-01-2017 01:06 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 736
    11-08-2017, 10:48 PM Go to last post
  35. Mercury Skirt Problem

    Started by Glastron1987, 11-12-2017 09:16 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 1,157
    01-10-2018, 10:24 PM Go to last post
  36. labbed vs. non-labbed ET

    Started by texasvector, 12-30-2017 07:54 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 730
    01-03-2018, 12:06 AM Go to last post

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