Inboard Steering Selection Guide
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70
®
3 Turns lock-to-lock
See page 73
Big-T
See page 74
See page 77
4 Turns
lock-to-lock
MECHANICAL
systems
* Inexpensive
* Simple installation
* Fixed number of turns
lock-to-lock
MECHANICAL RACK
More efficient than Mechanical Rotary
steering, Rack helms require more
mounting space side to side behind dash.
MECHANICAL ROTARY
Compact housing allows
installation where behind
dash space is limited.
SeaStar Solutions recommend that all steering
applications are validated by a qualified SeaStar
Solutions dealer/installer.
which
inboard
steering
system?
1
Cylinder
QTY 1
Helm (4 Turns)
QTY 1
Nylon Tubing 3/8”
As Req’d
Oil 1 liter
QTY 2
2
Cylinder
QTY 1
Helm (5 Turns)
QTY 1
Nylon Tubing 3/8”
As Req’d
Oil 1 liter
QTY 2
3
Cylinder
QTY 1
Helm (6 Turns)
QTY 1
Nylon Tubing 3/8”
As Req’d
Oil 1 liter
QTY 2
4
Cylinder
QTY 1
Helm (4.25 Turns)
QTY 1
Copper Tubing 3/8”
As Req’d
NA
Oil 1 liter
QTY 2
5
Cylinder
QTY 1
Helm (5.5 Turns)
QTY 1
Copper Tubing 3/8”
As Req’d
NA
Oil 1 liter
QTY 1
BOAT
LENGTH
PLANNING HULLS
DISPLACEMENT HULLS
SAIL
1 Engine
2 Engines
1 Engine
2 Engines
1 Engine
Pleasure
Work
Pleasure
Work
Pleasure
Work
Pleasure
Work
Pleasure
Work
26ft (8m)
1
4
1
4
2
4
2
4
4
4
32ft (10m)
2
4
1
4
3
4
3
4
4
4
38ft (11.5m)
3
5
2
5
5
5
3
5
4
5
44ft (13.5m)
5
-
3
5
-
-
5
-
5
-
50ft (15m)
-
-
5
-
-
-
-
-
-
-
HYDRAULIC
systems
* Superior feel
* Ideal for higher
torque applications
* Reduces driver fatigue
* Variable number of
turns lock-to-lock is
dependent on
helm/cylinder selection
* Easy to add autopilot
Choose a system using
the chart above
STEERING - Inboard Selection Guide
step 1
step 2
