Props

Propeller selection, performance comparison, prediction, experience, and modification.
D
Prop Selection for Production Boat
2 3
Replies
35
Views
3,081
comfisherman
C
S
Help & ideas for easy steering Vietnamese style longtail engine / prop (to heavy operation)
Replies
7
Views
2,372
gonzo
gonzo
B
prop for under powered sailboat
2
Replies
27
Views
5,946
HelmutSheina
HelmutSheina
missinginaction
The mystery of a proper prop and terrible performance
11 12 13
Replies
188
Views
52,813
sdowney717
S
T
  • Poll Poll
Seeking Input for DIY Propeller Cleaning Tool – Master's Thesis Research Survey
Replies
3
Views
2,962
gonzo
gonzo
pistnbroke
Availability of 6 spline props
Replies
10
Views
4,018
BlueBell
BlueBell
M
Power predition formula
2
Replies
19
Views
14,043
Dave G 9N
D
D
Atkin's Happy Clam's propeller
2 3 4
Replies
48
Views
8,610
rangebowdrie
R
P
Angling dual outboards toe-in for docking
Replies
6
Views
2,482
DCockey
DCockey
NWestward
Thoughts on prop load for com-fish/tow boat
2 3
Replies
44
Views
8,264
comfisherman
C
M
Resizing a prop for a small electric outboard.
2
Replies
26
Views
6,706
fallguy
fallguy
F
propeller comparison
Replies
10
Views
3,405
comfisherman
C
pavel915
prop selection
Replies
7
Views
6,291
Tongichi
T
S
Prop Shaft Adaptor: 19 spline to Keyed?
Replies
11
Views
4,440
Bryan carroll
B
R
Electric Outboard Speed
2
Replies
19
Views
12,115
silvestre
silvestre
ToMeK
Preliminary Design Propulsion Efficiency
Replies
3
Views
2,433
Alik
Alik
S
Wageningen B-Series BP-Delta Diagrams Request
Replies
12
Views
22,610
plr
P
G
Designing a propeller using Gawn Standard Series propeller (URGENT)
Replies
4
Views
7,271
plr
P
R
Sharrow counterrotating propeller seems to have negative stagger and positive stagger
Replies
5
Views
3,412
DogCavalry
DogCavalry
Furkan
How do different propeller shaft angles impact the performance of marine vessels?
Replies
5
Views
6,339
philSweet
philSweet
H
Tunnel drive propeller selection
Replies
7
Views
5,163
baeckmo
B
G
Correct prop for boat
Replies
6
Views
2,553
philSweet
philSweet
V
Marking on prop stopper?
Replies
0
Views
2,414
Vronsky
V
C
Prop selection question for 6m foil assisted power cat
2
Replies
29
Views
7,682
cmaas
C
V
Max pitch size ?
Replies
3
Views
3,020
Vronsky
V
B
Upgrading trolling motor prop
Replies
10
Views
12,711
SamuelChukweze
S
B
Need help calculating what dia and pitch propeller to use?
Replies
9
Views
4,694
Bob Rosa
B
F
Toroidal Propellers (e.g. Sharrow) for Human Powered Boats?
Replies
1
Views
4,397
Skyak
S
T
30ft Cobalt Arneson Blown BBCs prop suggestions
Replies
0
Views
2,159
Tartilla
T
T
Acceptable Axial Runout?
Replies
1
Views
2,078
jehardiman
jehardiman
R
Choice of folding propeller for 29-footer
Replies
9
Views
3,671
skaraborgcraft
S
N
Thrust power
2 3
Replies
36
Views
14,079
Robert McFadden
R
R
low rpm propeller
Replies
5
Views
6,608
Rodrigo Alves
R
fallguy
Help Tuning a Powercat
2
Replies
27
Views
6,789
fallguy
fallguy
S
Protecting creatures and coral from propellers
Replies
11
Views
4,937
gonzo
gonzo
T
Barrel length & diffuser
Replies
2
Views
2,496
Tapani
T
duluthboats
Looking for more thrust.
Replies
4
Views
3,497
jehardiman
jehardiman
S
Propeller KA 4 70 Geometry
2
Replies
15
Views
15,925
gonzo
gonzo
A
Propeller Design for Ka4-70
Replies
3
Views
3,863
baeckmo
B
fallguy
Powercat prop sizing
Replies
3
Views
3,314
DogCavalry
DogCavalry
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