Props

Propeller selection, performance comparison, prediction, experience, and modification.

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  1. MauritsDWT

    New propeller for a water bike

    MauritsDWT, Jun 4, 2015
    Replies:
    8
    Views:
    5,361
    CDK
    Jun 6, 2015
  2. NITHIN BABU

    Propeller Design.. Need HELP

    NITHIN BABU, May 26, 2015
    Replies:
    14
    Views:
    3,889
    TANSL
    May 28, 2015
  3. Extra300

    Prop Size New Downeast Performance Boat Build 1200HP

    Extra300, May 14, 2015
    Replies:
    1
    Views:
    2,762
    FAST FRED
    May 15, 2015
  4. valvebounce

    sheer pins

    valvebounce, May 9, 2015 ... 2
    Replies:
    15
    Views:
    3,889
    valvebounce
    May 10, 2015
  5. fritzdfk

    Light Power Cat

    fritzdfk, Apr 26, 2015
    Replies:
    9
    Views:
    2,696
    Mr Efficiency
    Apr 27, 2015
  6. tom kane

    How do propellers propell a boat.

    tom kane, Mar 12, 2015 ... 7 8 9
    Replies:
    126
    Views:
    22,206
    jehardiman
    Apr 27, 2015
  7. pop41

    wakeboard prop

    pop41, Apr 18, 2015
    Replies:
    3
    Views:
    2,188
    pop41
    Apr 18, 2015
  8. SebastianGeorge

    Propeller used in Rolls Royce US 25

    SebastianGeorge, Mar 10, 2015
    Replies:
    5
    Views:
    2,434
    SebastianGeorge
    Mar 13, 2015
  9. resynth

    Honda high thrust props

    resynth, Feb 19, 2015
    Replies:
    8
    Views:
    5,283
    resynth
    Feb 20, 2015
  10. DCockey

    Carbon fiber ship propeller

    DCockey, Sep 2, 2014
    Replies:
    9
    Views:
    4,763
    DuoPropper
    Feb 7, 2015
  11. PetterM

    Ka 4-55 with nozzle no. 19A – discrepancy

    PetterM, Jan 20, 2015
    Replies:
    5
    Views:
    5,346
    PetterM
    Feb 3, 2015
  12. manon

    How you will justify this body plan?

    manon, Jul 2, 2013 ... 2
    Replies:
    20
    Views:
    5,742
    gonzo
    Jan 29, 2015
  13. PetterM

    design chart for Ka 3–50 with 19A Nozzle

    PetterM, Jan 9, 2015
    Replies:
    0
    Views:
    2,905
    PetterM
    Jan 9, 2015
  14. Anupam

    Ka 3-65 Propeller Design

    Anupam, Dec 9, 2014
    Replies:
    6
    Views:
    4,838
    igorss
    Jan 9, 2015
  15. sottorf

    Strange Propeller

    sottorf, Sep 17, 2012 ... 2 3
    Replies:
    39
    Views:
    14,597
    Leo Lazauskas
    Dec 11, 2014
  16. malith

    Propeller for hydro-bike

    malith, Nov 12, 2014
    Replies:
    14
    Views:
    4,369
    baeckmo
    Nov 25, 2014
  17. doogymon

    Folding Prop Gender Conversion!

    doogymon, Nov 14, 2014
    Replies:
    2
    Views:
    2,322
    doogymon
    Nov 15, 2014
  18. YeaBouy2014

    Porpoising - would a 19 or a 26 pitch prop be better?

    YeaBouy2014, Nov 1, 2014
    Replies:
    4
    Views:
    4,466
    PAR
    Nov 3, 2014
  19. solarguy

    High pitch trolling motor prop for solar boat

    solarguy, Oct 29, 2014 ... 2 3
    Replies:
    34
    Views:
    18,057
    solarguy
    Oct 31, 2014
  20. DennisRB

    Will this prop spec work on my boat?

    DennisRB, Jun 16, 2014
    Replies:
    2
    Views:
    2,106
    DennisRB
    Oct 28, 2014
  21. Rodneyzhang

    Formula for twin propellers calculation

    Rodneyzhang, May 24, 2014
    Replies:
    6
    Views:
    3,551
    Rodneyzhang
    Oct 22, 2014
  22. Mik the stick

    Prop Calculations

    Mik the stick, Oct 21, 2014
    Replies:
    0
    Views:
    2,348
    Mik the stick
    Oct 21, 2014
  23. gathem

    Is the ratio of energy required to propell a boat: the hull area linear

    gathem, Oct 8, 2014
    Replies:
    8
    Views:
    2,326
    Fanie
    Oct 9, 2014
  24. SabTel

    electric motor for a small catamaran

    SabTel, Oct 9, 2014
    Replies:
    1
    Views:
    2,538
    gonzo
    Oct 9, 2014
  25. r3_alaska

    2 person Human powered boat

    r3_alaska, Jun 8, 2014
    Replies:
    8
    Views:
    3,385
    fusioneng
    Oct 2, 2014
  26. Jwil

    Scandy White Tunnel, prop only gets 5300 rpm

    Jwil, Sep 10, 2014
    Replies:
    2
    Views:
    2,013
    philSweet
    Sep 15, 2014
  27. TallyHo

    Propeller diameter influence on turning

    TallyHo, Sep 2, 2014
    Replies:
    5
    Views:
    2,630
    gonzo
    Sep 3, 2014
  28. Three Ts

    Need to gain 2-3 knots

    Three Ts, Jul 31, 2014 ... 2 3
    Replies:
    37
    Views:
    6,432
    baeckmo
    Aug 14, 2014
  29. zhmeww

    Kc ducted propller graph

    zhmeww, Jul 22, 2014
    Replies:
    1
    Views:
    1,914
    Yobarnacle
    Jul 22, 2014
  30. plr

    Gawn Propeller Charts

    plr, Jul 11, 2014
    Replies:
    6
    Views:
    4,706
    plr
    Jul 19, 2014
  31. Erickfebriyanto

    how to draw propeller C series

    Erickfebriyanto, Jun 17, 2014
    Replies:
    0
    Views:
    2,273
    Erickfebriyanto
    Jun 17, 2014
  32. Southerntoon

    24FT Tritoon - Honda 200

    Southerntoon, May 19, 2014
    Replies:
    2
    Views:
    2,192
    Southerntoon
    May 27, 2014
  33. Smarten

    Two RH props

    Smarten, May 17, 2014
    Replies:
    7
    Views:
    2,082
    Yobarnacle
    May 19, 2014
  34. laurie dixon

    New Design Prop That Acts Like A Nozzle?

    laurie dixon, Apr 11, 2014 ... 2 3
    Replies:
    34
    Views:
    5,732
    laurie dixon
    Apr 13, 2014
  35. GeorgeMarEng

    BP-Delta Needed!!!

    GeorgeMarEng, Mar 25, 2014
    Replies:
    2
    Views:
    2,961
    jehardiman
    Mar 26, 2014
  36. warrior7946

    Missing Props

    warrior7946, Mar 22, 2014
    Replies:
    2
    Views:
    1,980
    warrior7946
    Mar 23, 2014
  37. NeilG

    Considerations of one or two propellers

    NeilG, Jan 20, 2014
    Replies:
    12
    Views:
    4,140
    Jim Marc
    Mar 19, 2014
  38. DennisRB

    Volvo folding props on Yanmar saildrive? Can they be resplined?

    DennisRB, Mar 6, 2014
    Replies:
    11
    Views:
    5,251
    gonzo
    Mar 10, 2014
  39. thecaptain84

    Wageningen B series , Performance

    thecaptain84, Feb 26, 2014
    Replies:
    7
    Views:
    4,489
    jehardiman
    Mar 5, 2014
  40. gilteva

    Fuel advantage of raked propeller

    gilteva, Jun 29, 2013 ... 2
    Replies:
    19
    Views:
    5,089
    Scheny
    Mar 4, 2014
Showing threads 201 to 240 of 536

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Page 6 of 14