· Basic System
· Helm Pumps
· Cylinders
· Specifications
· App. Guide
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Displacement Hulls |
Sailboats |
Planing Hulls |
Tug Boats |
Work & Pleasure Boats |
Balanced Rudder |
Unbalanced Rudder |
All Boat Types |
Cylinder Model |
Length |
HP |
Length |
HP |
Length |
Area |
Length |
Area |
Length |
HP |
1¼ x 7 |
16-20 |
100 |
23-34 |
125 |
26-36 |
3-10 |
26-33 |
3-7 |
23-35 |
300 |
1¼ x 9 |
17-30 |
125 |
26-41 |
150 |
26-42 |
4-12 |
26-38 |
4-8 |
25-47 |
425 |
1½ x 7 |
19-30 |
130 |
28-38 |
150 |
30-44 |
5-13 |
27-38 |
4-8 |
28-48 |
450 |
1½ x 9 |
20-32 |
135 |
30-40 |
155 |
34-48 |
6-15 |
32-45 |
5-9 |
32-53 |
475 |
2 x 9 |
26-40 |
130 |
40-60 |
180 |
48-60 |
15-19 |
43-52 |
9-15 |
46-50 |
650 |
2 x 12 |
30-42 |
200 |
50-65 |
190 |
50-65 |
16-21 |
46-60 |
11-16 |
48-52 |
700 |
(2) 2 x 9 |
33-46 |
300 |
60-80 |
250 |
52-72 |
19-30 |
50-66 |
13-19 |
60-72 |
850 |
(2) 2 x 12 |
44-58 |
400 |
65-82 |
350 |
65-80 |
20-37 |
55-77 |
16-30 |
66-80 |
925 |
3 x 10 |
45-60 |
400 |
68-85 |
350 |
68-85 |
22-40 |
56-79 |
17-32 |
67-84 |
950 |
3 x 16 |
55-75 |
650 |
75-110 |
525 |
75-100 |
25-50 |
65-90 |
19-41 |
78-100 |
1100 |
(2) 3 x 10 |
65-85 |
800 |
82-121 |
650 |
85-120 |
28-60 |
68-100 |
22-45 |
85-115 |
1200 |
(2) 3 x 16 |
75-100 |
1000 |
90-134 |
850 |
100-140 |
33-70 |
73-115 |
25-50 |
95-135 |
1500 |
- All lengths shown above in ft.
- All areas shown above in ft²
- Sizing is approximate and subject to confirmation of actual rudder torque. Please fill in Steering Request for Quotation form.
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