BayStar Outboard Steering Application Guide

SEASTAR and BAYSTAR Hydraulic Steering Systems
REVISION DATE: ____________________
OCTOBER 9th 2014
BayStar Outboard Steering
Application Guide
(BayStar Compact Cylinders HC4645H/47H/48H/58H)
NOTICE Johnson 115 HP
2-stroke engines, required the
pivot plate to be flipped. See
note #4 below
1. Requires Spacer kit part # HO5090
2. Engine clamp brackets must be cut or ground, and the engine through bolted
onto the transom, or interference will occur, restricting engine trim and tilt.
3. Steering hook Yamaha Part # /63D-48511-00-4D must be installed
4. Cylinder HC4645H may be used in these applications. The pivot plate will need
to be flipped before installation. Instructions provided with Owner’s Manual.
High performance 150HP engines should use SeaStar.
HC4645H compact cylinder is included in the BayStar Steering kits.
If your engine requires the use of a cylinder other than HC4645H or
HC4658H then please refer to the figure below for additional
replacement pivot plate.
Comes with cylinder HC4645H
Converts HC4645H to HC4647H
Converts HC4645H to HC4658H
Converts HC4645H to HC4648H
The above engine applications are current through the revision date shown. For up-to-date engine applications go to: www.seastarsolutions.com
FORCE 1985–DATE 90–150 HP HC4645H
HONDA 1992–DATE 30–90 HP HC4645H
1998–DATE 115–130 HP HC4647H
2001–DATE 150 HP HC4645H See Note 5
2003–DATE BF135 HP HC4645H
JOHNSON/ 1977–1990 65–150 HP HC4648H
1991–DATE 40–150 HP HC4645H
1997–DATE 115 HP FICHT HC4658H See Note 4
1997–DATE 75–150 HP FICHT HC4645H See Note 5
1998–DATE 40–140 HP 4-Stroke HC4658H See Note 1, 4
MERCURY/ 1984–DATE 75–150 HP HC4645H See Note 5
1998-DATE 40–60 HP HC4648H See Note 1
NISSAN 1990–DATE 120–140 HP HC4645H
SUZUKI 1986–DATE 150 HP HC4645H See Note 5
1996 ONLY 115–140 HP N/A
1987–2002 115–140 HP HC4645H See Note 1
1990–2000 90–100 HP HC4645H
1998–DATE 40–70 4-Stroke HC4645H See Note 1
2001–DATE 115–140 HP 4-Stroke HC4658H See Note 1, 4
TOHATSU 1990–DATE 140–140 HP HC4645H
YAMAHA 1998–DATE 40–50 HP HC4645H See Note 2
1998–DATE 60 HP HC4645H See Note 3
1986–DATE 70–90 HP HC4645H See Note 1
1997–DATE 80–150 HP 4-Stroke HC4645H See Note 5
2000–DATE 25-70 HP 4-Stroke HC4648H See Note 1