Boat Design

Discuss boat design concepts, projects, plans, reviews, resources, and general design topics.

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  1. valter.f

    35/40ft - Charter Open Deck Catamaran Plans???...

    valter.f, Nov 4, 2013
    Replies:
    0
    Views:
    2,659
    valter.f
    Nov 4, 2013
  2. Boston
    Locked

    35' cat concept for the inside passage.

    Boston, Dec 6, 2011 ... 37 38 39
    Replies:
    574
    Views:
    82,856
    Boston
    May 30, 2012
  3. rinker312

    35 to 40 foot power cat kit

    rinker312, Aug 16, 2012
    Replies:
    13
    Views:
    3,361
    WestVanHan
    Aug 19, 2012
  4. JAP

    34' Merryman surf boat

    JAP, Oct 4, 2012
    Replies:
    11
    Views:
    3,668
    messabout
    Oct 8, 2012
  5. rdeputy

    34' + x 10.5' - Design Questions (Twin, Triple or Quad)

    rdeputy, Oct 28, 2005
    Replies:
    5
    Views:
    2,838
    cyclops
    Oct 29, 2005
  6. the brain

    33 gallons aft of midship creates a lot of stern weight 231LB?

    the brain, Jan 28, 2020
    Replies:
    9
    Views:
    1,125
    the brain
    Feb 5, 2020
  7. gabriel

    32volts vs 24volt or 12volts

    gabriel, Mar 8, 2012
    Replies:
    13
    Views:
    4,265
    FAST FRED
    Mar 10, 2012
  8. tom4660

    32 pacemaker

    tom4660, May 25, 2002
    Replies:
    7
    Views:
    7,085
    beernd
    Sep 6, 2012
  9. seanform

    32 catamaran

    seanform, Jul 19, 2007
    Replies:
    0
    Views:
    2,323
    seanform
    Jul 19, 2007
  10. jgdyer

    31' aluminum cruiser with crack in hull

    jgdyer, Nov 16, 2010 ... 2
    Replies:
    20
    Views:
    4,426
    jgdyer
    Nov 17, 2010
  11. maksic

    30ft displacement boat project

    maksic, Sep 7, 2006
    Replies:
    3
    Views:
    2,412
    Gilbert
    Sep 16, 2006
  12. gravitydfy

    303' Mega Yacht refit Designer needed

    gravitydfy, Aug 16, 2005
    Replies:
    2
    Views:
    4,278
    gwboats
    Sep 24, 2005
  13. drpatso

    300W 400W Solar Boat

    drpatso, Nov 4, 2016
    Replies:
    4
    Views:
    1,091
    drpatso
    Nov 4, 2016
  14. zerogara

    300knt torpedo

    zerogara, Feb 21, 2006 ... 8 9 10
    Replies:
    139
    Views:
    23,089
    haru
    Feb 8, 2010
  15. jc tritoon

    300 h.p. jc pontoon trihull needs speed

    jc tritoon, Jun 18, 2004
    Replies:
    2
    Views:
    4,151
    Ilan Voyager
    Jun 18, 2004
  16. davesg

    30' plywood sharpie

    davesg, Nov 4, 2009 ... 36 37 38
    Replies:
    558
    Views:
    218,652
    Perm Stress
    Dec 15, 2011
  17. FirstLight

    30' Hawaiin Sailing Canoe Plans

    FirstLight, Aug 12, 2013
    Replies:
    6
    Views:
    1,724
    FirstLight
    Aug 22, 2013
  18. Portager

    30 mph Amphibious Car

    Portager, Sep 4, 2003
    Replies:
    5
    Views:
    12,311
    yipster
    Sep 4, 2003
  19. jihed

    30 meters fast craft

    jihed, Jun 2, 2004
    Replies:
    8
    Views:
    4,915
    THERIAULTMARINE
    Aug 30, 2004
  20. JonathanCole

    30 Kt Solar Speedboat

    JonathanCole, May 26, 2008 ... 2
    Replies:
    19
    Views:
    4,703
    marshmat
    May 27, 2008
  21. xarax

    30 degrees deadrise ? Why not ?

    xarax, Oct 13, 2004
    Replies:
    13
    Views:
    14,525
    jfblouin
    May 22, 2005
  22. Jonny2309

    30 - 40m super yacht spec

    Jonny2309, May 30, 2014
    Replies:
    6
    Views:
    1,438
    DCockey
    Jun 4, 2014
  23. LastSamsara

    3/8 plywood vs 1/2

    LastSamsara, Mar 21, 2021
    Replies:
    12
    Views:
    570
    fallguy
    Mar 21, 2021
  24. pelagiko

    3/4" sheets 4lb-6lb White PU or PVC Foam

    pelagiko, Jul 24, 2006
    Replies:
    1
    Views:
    2,012
    Popeye98
    Jul 24, 2006
  25. HDPE JET BOAT

    3.5m HDPE jetboat

    HDPE JET BOAT, Oct 9, 2012 ... 8 9 10
    Replies:
    149
    Views:
    55,686
    HDPE JET BOAT
    Oct 5, 2016
  26. JnDtoys

    3.0L to V8 swap...

    JnDtoys, Jul 14, 2006
    Replies:
    4
    Views:
    7,487
    marshmat
    Jul 15, 2006
  27. Preformer 40

    3.0 Mercruiser Alpha one Test Numbers

    Preformer 40, Jul 23, 2006
    Replies:
    0
    Views:
    1,921
    Preformer 40
    Jul 23, 2006
  28. amdega

    3-part dory design

    amdega, Jan 10, 2009
    Replies:
    9
    Views:
    2,001
    amdega
    Feb 18, 2009
  29. Squidly-Diddly

    3-d animation of new French landing craft cat.

    Squidly-Diddly, Jan 26, 2013 ... 2 3 4
    Replies:
    46
    Views:
    7,857
    MatthewDS
    Feb 8, 2013
  30. Squidly-Diddly

    3,000yr old boats found in England.

    Squidly-Diddly, Jun 4, 2013
    Replies:
    6
    Views:
    1,532
    Pericles
    Jun 7, 2013
  31. flyinwall

    3 pontoon houseboat convert to 2 pontoons

    flyinwall, Feb 23, 2018 ... 2
    Replies:
    18
    Views:
    2,719
    flyinwall
    Feb 27, 2018
  32. sailing_ks

    3 legged foiler?

    sailing_ks, Apr 12, 2007
    Replies:
    1
    Views:
    2,284
    Doug Lord
    Apr 12, 2007
  33. fantomu

    3 hull idea

    fantomu, Jul 16, 2009
    Replies:
    3
    Views:
    1,946
    gonzo
    Jul 25, 2009
  34. black_sails

    3 equal hulls vs 2 wider hulls for a WIDE cat

    black_sails, May 10, 2016
    Replies:
    5
    Views:
    1,507
    black_sails
    May 10, 2016
  35. edik

    3 chine multi-chine sailboats

    edik, Jul 15, 2011
    Replies:
    14
    Views:
    6,570
    edik
    Jul 26, 2011
  36. chesspupil

    2nd Grade Boat designs

    chesspupil, Oct 3, 2005
    Replies:
    6
    Views:
    4,643
    Robin Smith
    Oct 4, 2005
  37. rael dobkins

    2nd episode Proa WHY NOT? refit done, b4 sea trials. Looking Good!

    rael dobkins, Jun 5, 2020
    Replies:
    3
    Views:
    657
    rael dobkins
    Jun 10, 2020
  38. Andrea Gail

    2D to 3D, possible?

    Andrea Gail, Mar 9, 2004
    Replies:
    3
    Views:
    2,332
    CGN
    Mar 9, 2004
  39. Shallowbag Shanty

    29ft, 1976 sportcraft C-Eagle with 351W engine OMC outdrive.

    Shallowbag Shanty, Sep 29, 2020 ... 2
    Replies:
    23
    Views:
    1,025
    Shallowbag Shanty
    Sep 30, 2020
  40. ExileMoon

    29' sailing boat design

    ExileMoon, Nov 13, 2009
    Replies:
    5
    Views:
    8,439
    Gilbert
    Nov 17, 2009
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