Yanmar Saildrive Series
Marine Diesel Engines
GM Series 9.1mhp | YM Series 14mhp - 29mhp
Smart escape
from conventional drive problems
More and more boat owners are turning to Saildrive power as the
smart way to best the problems of conventional stern tube shaft
drives. The beautiful simplicity of this compact drive systems makes
it the sensible choice for numerous types of boats. Not only is reliability a big element
in these designs but also is stability, as they eliminate shaft
vibrations, noise, alignment and stuffing box problems.
The logical power-to-prop direct drive combines all the advantages
of the outdrive-inboard systems and has now been well accepted in
boating circles.
The Saildrive has been found to improve boat balance, give more
maneuvrability and better thrust. Drive by the famous Yanmar
diesels, these Saildrives put a lot of dependable power in the right
place in a boat.
Why
choose Yanmar?
GM/YM Series
1GM10C
2YM15C
3YM20C
3YM30C
Cylinders
1
2
3
3
Maximum Output
9.1mhp @ 3600rpm
14mhp @ 3200-3600rpm
21mhp @ 3200-3600rpm
29mhp @ 3200-3600rpm
Cooling System
Raw Water
Freshwater
Freshwater
Freshwater
Bore x Stroke
75 x 72 mm
70 x 74 mm
70 x 74 mm
76 x 82 mm
Displacement
0.318 litres
0.549 litres
0.854 litres
1.115 litres
Saildrive Model
SD20
SD20
SD20
SD20
Dry Weight
104 kg
134 kg
151 kg
157 kg
Saildrive Model
SD20
Reduction gear system
Constant mesh gear
with dog clutch
Reduction Ratio
(Ahead/Astern)
2.64 / 2.64
Direction of
rotation
Input shaft
Counterclockwise viewed from stern
Prop shaft
Counterclockwise viewed
from stern
Lubricating System
Oil bath
Dry weight - kg
(Saildrive only)
30 kg
Lubrication oil for saildrive
1GM10C= SAE20/30
2YM15C - 3YM30C = SAE 80W90 or 90
