Multihulls

Discuss multi-hull sailboat design, production and custom sailing catamarans and trimarans.

Page 1 of 73
Sort By:
Title Start Date
Replies Views
Last Message ↓
  1. Doug Lord

    Macif Ultim Trimaran- to be relaunched in July 2018

    Doug Lord, Jun 17, 2018 ... 2
    Replies:
    24
    Views:
    1,861
    Doug Lord
    May 22, 2019 at 1:24 PM
  2. guzzis3

    a better tiki 21

    guzzis3, May 7, 2019 ... 2 3 4
    Replies:
    59
    Views:
    1,436
    guzzis3
    May 22, 2019 at 12:21 AM
  3. Eric Lundy

    Horizontal fin drive trimaran

    Eric Lundy, May 21, 2019 at 11:56 PM
    Replies:
    0
    Views:
    33
    Eric Lundy
    May 21, 2019 at 11:56 PM
  4. Doug Lord

    Gitana 17-100' Trimaran Foiler-Launch 7/17/17

    Doug Lord, Jul 13, 2017 ... 8 9 10
    Replies:
    147
    Views:
    11,621
    Doug Lord
    May 21, 2019 at 4:01 PM
  5. Doug Lord

    Sodebo Ultim 3 Foiling Trimaran

    Doug Lord, Jan 1, 2019 ... 2
    Replies:
    23
    Views:
    1,472
    Doug Lord
    May 21, 2019 at 12:48 PM
  6. Will001

    Trimaran folding system attachment

    Will001, May 13, 2019 ... 2
    Replies:
    26
    Views:
    487
    W17 designer
    May 20, 2019 at 9:10 PM
  7. SolGato

    Tremolino -mixing old with new

    SolGato, May 17, 2019 at 4:34 AM
    Replies:
    14
    Views:
    319
    Corley
    May 19, 2019 at 10:03 PM
  8. Doug Lord

    Worrell 1000 May 2019

    Doug Lord, Apr 14, 2019
    Replies:
    7
    Views:
    345
    Doug Lord
    May 19, 2019 at 9:59 PM
  9. Doug Lord

    High Performance MPX Foil/Self-righting Trimaran-The Test Model

    Doug Lord, Dec 28, 2010 ... 193 194 195
    Replies:
    2,915
    Views:
    585,775
    Doug Lord
    May 19, 2019 at 6:59 PM
  10. Tchamo

    Use foam core and plywood in a catamaran hull

    Tchamo, Apr 7, 2019 ... 2 3
    Replies:
    32
    Views:
    990
    trip the light fandango
    May 19, 2019 at 2:39 AM
  11. SolGato

    My next electric catamaran project

    SolGato, May 15, 2019
    Replies:
    8
    Views:
    169
    coolmike
    May 17, 2019 at 3:27 AM
  12. midlifecrisis

    Short hull trimaran

    midlifecrisis, May 12, 2019 ... 2 3
    Replies:
    34
    Views:
    573
    SolGato
    May 17, 2019 at 2:15 AM
  13. Doug Lord

    Ultim: Actual Leader

    Doug Lord, Apr 2, 2019
    Replies:
    2
    Views:
    187
    Doug Lord
    May 16, 2019 at 9:38 PM
  14. SolGato

    Rudder positioning powered catamaran

    SolGato, May 13, 2019 ... 2
    Replies:
    17
    Views:
    232
    SolGato
    May 16, 2019 at 6:44 PM
  15. Doug Lord

    20' and under trimaran beam-less than square, square or oversquare-and why.

    Doug Lord, May 15, 2019
    Replies:
    5
    Views:
    175
    SolGato
    May 16, 2019 at 6:08 PM
  16. Doug Lord

    Ultim Foiling Trimarans Schedule and Behind the Scenes

    Doug Lord, Apr 5, 2019
    Replies:
    2
    Views:
    206
    Doug Lord
    May 16, 2019 at 7:34 AM
  17. Elliot DeYoung

    Cat rudder design help

    Elliot DeYoung, May 15, 2019
    Replies:
    1
    Views:
    66
    SolGato
    May 15, 2019
  18. SolGato

    Swing Wing Catamaran Design

    SolGato, May 14, 2019
    Replies:
    4
    Views:
    166
    SolGato
    May 15, 2019
  19. pitbull

    pitching control

    pitbull, Mar 28, 2019 ... 2 3 4
    Replies:
    50
    Views:
    1,406
    Doug Lord
    May 14, 2019
  20. dsigned

    24ft Bluewater cat sketch

    dsigned, Dec 18, 2018 ... 2 3
    Replies:
    33
    Views:
    1,387
    guzzis3
    May 13, 2019
  21. TwoBirds

    Wa'apa outrigger canoe proa/trimaran build

    TwoBirds, Oct 24, 2017
    Replies:
    6
    Views:
    2,759
    Aaron_de
    May 12, 2019
  22. Owly

    simple amas for canoe-tri

    Owly, Jan 4, 2019 ... 2 3
    Replies:
    30
    Views:
    1,223
    Aaron_de
    May 12, 2019
  23. Tom Mckinney

    Conversion of trapeze dinghy [FD] to trimaran?

    Tom Mckinney, May 11, 2019
    Replies:
    4
    Views:
    108
    Steve Clark
    May 11, 2019
  24. Manfred.pech

    Tamanu

    Manfred.pech, May 11, 2019
    Replies:
    0
    Views:
    122
    Manfred.pech
    May 11, 2019
  25. Doug Lord

    New Trimaran Foilers

    Doug Lord, Jun 8, 2016 ... 16 17 18
    Replies:
    266
    Views:
    27,258
    gypsy28
    May 11, 2019
  26. trip the light fandango

    building new amas/floats from recycled beachcat hulls

    trip the light fandango, Apr 23, 2019
    Replies:
    11
    Views:
    476
    trip the light fandango
    May 10, 2019
  27. Doug Lord

    Maserati-- 70' Ocean Racing Foiler

    Doug Lord, Feb 12, 2017 ... 11 12 13
    Replies:
    191
    Views:
    11,982
    Doug Lord
    May 9, 2019
  28. Doug Lord

    Sail GP-a new Grand Prix Foiling Cat Racing League

    Doug Lord, Oct 2, 2018 ... 2 3
    Replies:
    33
    Views:
    1,717
    Doug Lord
    May 9, 2019
  29. Doug Lord

    Small trimarans under 20'

    Doug Lord, Jun 24, 2012 ... 71 72 73
    Replies:
    1,083
    Views:
    219,018
    Dolfiman
    May 9, 2019
  30. Doug Lord

    Bill Roberts is gone

    Doug Lord, May 9, 2019
    Replies:
    0
    Views:
    127
    Doug Lord
    May 9, 2019
  31. Doug Lord

    Hollow Sections aft on ULTIME Trimaran Amas

    Doug Lord, Mar 28, 2018 ... 2 3
    Replies:
    34
    Views:
    2,435
    Doug Lord
    May 6, 2019
  32. buzzman

    45 ft part built tri on craigslist Mass.

    buzzman, Jun 13, 2018 ... 2 3
    Replies:
    43
    Views:
    3,235
    Birdsey
    May 5, 2019
  33. WerpKerp

    RC 1/5 Scale AC50 Foiling Catamaran

    WerpKerp, Apr 29, 2019
    Replies:
    7
    Views:
    248
    Doug Lord
    May 4, 2019
  34. Doug Lord

    Steve and Dave Clarks UFO

    Doug Lord, Aug 24, 2016 ... 6 7 8
    Replies:
    112
    Views:
    25,636
    Doug Lord
    May 2, 2019
  35. Libertist

    Libertist Yachts at the Les Nautiques and Grande Motte

    Libertist, Apr 13, 2019
    Replies:
    2
    Views:
    188
    Libertist
    May 1, 2019
  36. Doug Lord

    Dynamic lift(downforce): Cat vs Tri-

    Doug Lord, May 1, 2019
    Replies:
    0
    Views:
    160
    Doug Lord
    May 1, 2019
  37. Lucainbarca

    Rival 21 from batavento sailmakers brazil

    Lucainbarca, Apr 20, 2019 ... 2
    Replies:
    16
    Views:
    353
    Enter Miles
    Apr 26, 2019
  38. outside the box

    Buccaneer 24, Buccaneer 28 and now Buccaneer 33 plans are also now to be available.

    outside the box, Jan 21, 2015 ... 6 7 8
    Replies:
    110
    Views:
    22,431
    Stanislav Jakes
    Apr 26, 2019
  39. Corley

    Spindrift team Jules Verne Trophy record attempt

    Corley, Jan 15, 2019 ... 2 3 4
    Replies:
    52
    Views:
    1,796
    Doug Lord
    Apr 25, 2019
  40. Doug Lord

    New Catamaran Foilers

    Doug Lord, Nov 18, 2014 ... 7 8 9
    Replies:
    133
    Views:
    28,879
    Doug Lord
    Apr 25, 2019
Showing threads 1 to 40 of 2,894

Thread Display Options

Loading...
Page 1 of 73