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Forum: Technical Discussion

  1. Sticky Thread Sticky: Mercury Mark 40-H

    Started by Aeroliner, 03-19-2008
    153 Pages
    1 2 3 ... 153
    • Replies: 1,521
    • Views: 611,454
    12-19-2019 Go to last post
  2. Sticky Thread Sticky: Fast Fred's OMC Mod 50 secrets Thread #2

    Started by Mark75H, 02-06-2009
    87 Pages
    1 2 3 ... 87
    • Replies: 865
    • Views: 407,409
    12-05-2019 Go to last post
  3. Smile Sticky Thread Sticky: Building A looper Beast

    Started by R Austin, 05-14-2012
    62 Pages
    1 2 3 ... 62
    • Replies: 613
    • Views: 328,033
    07-19-2019 Go to last post
  4. Sticky Thread Sticky: What 2 stroke oil yall runnin?

    Started by biggdave92, 10-03-2011
    10 Pages
    1 2 3 ... 10
    • Replies: 95
    • Views: 70,073
    10-24-2017 Go to last post
  5. Sticky Thread Sticky: Racing exhaust for laker 49 OMC

    Started by Tim Kurcz, 01-22-2012
    15 Pages
    1 2 3 ... 15
    • Replies: 140
    • Views: 100,235
    02-24-2017 Go to last post
  6. Sticky Thread Sticky: At long last - Merc 666!

    Started by Tim Kurcz, 08-11-2012
    21 Pages
    1 2 3 ... 21
    • Replies: 209
    • Views: 101,941
    02-03-2014 Go to last post
  7. Sticky Thread Sticky: Fast Fred's Secrets of the OMC MOD50's Thread #1

    Started by Fast Fred, 12-29-2005
    55 Pages
    1 2 3 ... 55
    • Replies: 549
    • Views: 291,486
    02-06-2009 Go to last post
  1. 1996 Yamaha 75hp to 90 hp

    Started by Jstaff185, 1 Day Ago
    2 Pages
    1 2
    • Replies: 14
    • Views: 135
    3 Hours Ago Go to last post
  2. 20,25,30 and 35hp mods

    Started by Arltralite111, 12-18-2019
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,559
    5 Days Ago Go to last post
  3. Marchetti help

    Started by Lpg256, 2 Weeks Ago
    • Replies: 2
    • Views: 262
    2 Weeks Ago Go to last post
  4. 31.8 ci thin head gasket

    Started by smitherik33, 4 Weeks Ago
    • Replies: 1
    • Views: 278
    4 Weeks Ago Go to last post
  5. How big a bore is too big?

    Started by Fastjeff57, 12-16-2019
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 2,177
    02-17-2020 Go to last post
  6. 1977 johnson 140hp crossflow mods

    Started by pdt, 12-03-2013
    2 Pages
    1 2
    • Replies: 18
    • Views: 10,581
    02-13-2020 Go to last post
    • Replies: 0
    • Views: 39
    02-08-2020 Go to last post
    • Replies: 0
    • Views: 53
    02-08-2020 Go to last post
    • Replies: 60
    • Views: 10,736
    01-26-2020 Go to last post
    • Replies: 18
    • Views: 5,768
    12-26-2019 Go to last post
  7. Swift hydro hull number/year?

    Started by twostroke, 09-14-2018
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 4,573
    12-15-2019 Go to last post
  8. SST 45 OPC engine spec

    Started by Powerabout, 05-19-2019
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,193
    12-13-2019 Go to last post
  9. Strongest 2cyl single carb.

    Started by AirRacer, 12-06-2019
    • Replies: 5
    • Views: 697
    12-09-2019 Go to last post
  10. 12ft Flat Bottom Setup

    Started by abwehrly42, 06-13-2019
    • Replies: 4
    • Views: 1,224
    12-05-2019 Go to last post
  11. Tuned length table

    Started by OUTBOARDER, 12-18-2011
    • Replies: 8
    • Views: 2,649
    11-29-2019 Go to last post
    • Replies: 5
    • Views: 1,268
    11-28-2019 Go to last post
    • Replies: 1
    • Views: 795
    11-16-2019 Go to last post
  12. Newbie from Aussie land!

    Started by Aussie 666, 10-19-2019
    • Replies: 2
    • Views: 639
    10-20-2019 Go to last post
    • Replies: 2
    • Views: 1,906
    10-18-2019 Go to last post
  13. Lightbulb Building a Super Mod 2 cylinder Mariner/Yamaha

    Started by Hounddog, 02-05-2012
    7 Pages
    1 2 3 ... 7
    • Replies: 66
    • Views: 33,974
    10-17-2019 Go to last post

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