Yanmar Saildrive SD50
Yanmar Saildrive Type SD50 SD50-TReduction gear system Constant mesh gear with cone clutch Constant mesh gear with cone clutch
Reduction ratio (fwd / asn) 2.32/2.32 2.32/2.32
Propeller speed (fwd / asn) 1293/1293 1379/1379
Direction of rotation (propeller shaft - fwd)
Clockwise & counter clockwise viewed from flywheel side
Clockwise & counter clockwise viewed from flywheel side
Dry weight Saildrive 40 kg (88 lbs) 42 kg (93 lbs)
ReliableSimple & EfficientWhisper Quiet & Low VibrationEasy MaintenanceUser FriendlyExtra Protection
Aqua Sensor
Inner Seal
Outer Seal
0 2 4 6 8 10 12 14 16 1810001200
14001600
18002000
22002400
26002800
30003200
3400 0 1 2 3 4
0 50
100
150
200
25010001200
14001600
18002000
22002400
26002800
30003200
3400 0 20 40 60 80 100
120
140
160
180
0 5 10 15 20 25 30 35 40 45 50 55 6010001200
14001600
18002000
22002400
26002800
30003200
3400 0 10 20 30 40 50 60 70 80
Engine M
odel3JH
5CE
x SD
504JH
5CE
x SD
504JH
4-TCE
x SD
50-T
Configuration
4-stroke, vertical, water cooled diesel engine
4-stroke, vertical, water cooled diesel engine
4-stroke, vertical, water cooled diesel engine
Maxim
um output at crankshaft
* 28.7 kW (39 m
hp) / 3000 rpm*�39.6 kW
(54 mhp) / 3000 rpm
* 55.2 kW (75 m
hp) / 3200 rpm
Continuous rating output at crankshaft
26.7 kW (36.3 m
hp) / 2907 rpm36.8 kW
(50 mhp) / 2907 rpm
50,2 kW (68 m
hp) / 3100 rpm
Displacem
ent1.64 L (100 cu in)
2.19 L (134 cu in)1.99 L (122 cu in)
Bore x stroke
88 mm
x 90 mm
(3.46 in x 3.54 in)88 m
m x 90 m
m (3.46 in x 3.54 in)
84 mm
x 90 mm
(3.31 in x 3.54 in)
Cylinders
34
4, 4-valves per cylinder
Com
bustion system
Direct injection
Direct injection
Direct injection
Aspiration
Natural aspiration
Natural aspiration
Turbo charged
Starting system
Electric starting 12 V - 1.4 kWElectric starting 12 V - 1.4 kW
Electric starting 12 V - 1.4 kW
Alternator
12 V - 80 A (60 A optional)12 V - 80 A (60 A optional)
12 V - 80 A
Cooling system
Fresh w
ater cooling Fresh w
ater cooling Fresh w
ater cooling
Lubrication systemEnclosed, forced lubricating system
Enclosed, forced lubricating systemEnclosed, forced lubricating system
Lubrication oil for Saildrive
API GL4 or G
L5 and SAE 80W
90 or 90, or Q
uicksilver High Perform
ance Gear Lube
API GL4 or G
L5 and SAE 80W
90 or 90, or Q
uicksilver High Perform
ance Gear Lube
Quicksilver H
igh Performance G
ear Lube
Direction of rotation (propeller)
Counter clockw
ise viewed from
flywheel side
Counter clockw
ise viewed from
flywheel side
Counter clockw
ise viewed from
flywheel side
Dry w
eight with S
aildrive213 kg (470 lbs)
240 kg (529 lbs)249 kg (549 lbs)
Environmental
EU R
CD
, US
EPA Tier3, BS
O II & EM
C
EU R
CD
, US
EPA Tier3, BS
O II & EM
CEU
RC
D, U
S EPA Tier3, B
SO
II & EMC
EU R
CD
, US
EPA Tier 3, BS
O II & EM
C
Engine mounting
Rubber type flexible m
ountingR
ubber type flexible mounting
Rubber type flexible m
ounting
NO
TE: Fuel condition: Density at 15°C
= 0.84 g/cm 3; 1kW
= 1.3596 mhp = 1.3410 H
P * Fuel tem
perature 40°C at the inlet of the fuel injection pum
p (ISO
8665)Technical data is according to IS
O 8665 / 3046
4JH4-TC
EPow
erFuel C
onsumption
Output (crankshaft/propeller shaft) kW
Output (crankshaft/propeller shaft) mhp
Crankshaft S
peed min
-1
Crankshaft Torque Nm
Crankshaft Torque lb-ft
Crankshaft S
peed min
-1
Fuel Consumption L / hr
Crankshaft S
peed min
-1
Maxim
um output at crankshaft
Maxim
um output at prop shaft
Propeller power curve
120
130
140
150
16015001750
20002250
25002750
3000
90
100
110
120
3JH5C
E x S
D50
4JH5C
E x S
D50
Power
Torque
Power
Output (crankshaft/propeller shaft) kW
Output (crankshaft/propeller shaft) mhp
Crankshaft S
peed min
-1
Crankshaft Torque Nm
Crankshaft Torque lb-ft
Crankshaft S
peed min
-1
Fuel Consumption L / hr
Fuel Consumption gal / hr
Crankshaft S
peed min
-1
Maxim
um output at crankshaft
Maxim
um output at prop shaft
Propeller power curve
Output (crankshaft/propeller shaft) kW
Output (crankshaft/propeller shaft) mhp
Crankshaft S
peed min
-1
Crankshaft Torque Nm
Crankshaft Torque lb-ft
Crankshaft S
peed min
-1
Fuel Consumption L / hr
Fuel Consumption gal / hr
Crankshaft S
peed min
-1
Maxim
um output at crankshaft
Maxim
um output at prop shaft
Propeller power curve
Fuel Consumption gal / hr
Fuel Consum
ption
Fuel Consum
ptionTorque
Torque
4JH
4-TC
E x
SD
50-T
4JH
5CE
x S
D50
3JH
5CE
www.yanmarmarine.com
Yanmar Marine International B.V.Brugplein 111332 BS Almere-de VaartThe Netherlands
2008-12 Yanmar Marine®, Inc. All rights reserved, Printed in EC
Yanmar Marine USA Corp.101 International ParkwayAdairsville,Georgia 30103USA
Yanmar Asia (S) Corp. Ltd.4 Tuas LaneSingapore 638613
Yanmar Co., LTD5-3-1 Tsukaguchi - HonmachiAmagasakiJapan
MAX DIA. OF PROP457 mm (18 in)
517.6 mm (20.4 in)
453
mm
(17.
8 in
)(O
PTI
ON
EXT
ENS
ION
58)
495
mm
(19.
5 in
)(O
PTI
ON
EXT
ENS
ION
100
)
274 mm(10.8 in)
243.6 mm(9.6 in)
MAX DIA. OF PROP457 mm (18 in)
641.
4 m
m (2
5.3
in)
395
mm
(15.
6 in
)
U-MIXING ELBOW ÿ(OPTIONAL) 76 mm (2 in)
210
mm
(8
.3 in
)
973 mm (38.3 in)
539 mm (21.2 in)
274 mm(10.8 in)
265 mm(10.4 in)
641.
4 m
m (2
5.3
in)
MAX DIA. OF PROP457 mm (18 in)
453
mm
(17.
8 in
)(O
PTI
ON
EXT
ENS
ION
58)
495
mm
(19.
5 in
)(O
PTI
ON
EXT
ENS
ION
100
)
395
mm
(15.
6 in
)
MAX DIA. OF PROP457 mm (18 in)
210
mm
(8.3
in)
1067 mm (42 in)
MAX DIA. OF PROP457 mm (18 in)
MAX DIA. OF PROP457 mm (18 in)
453
mm
(17.
8 in
)(O
PTI
ON
EXT
ENS
ION
58)
495
mm
(19.
5 pu
lg)
(OP
TIO
N E
XTEN
SIO
N 1
00)
666.
6 m
m (2
6.2
in)
395
mm
(15.
5 in
)
616,1 mm (26 in)
249 mm(9.8 in)
288.6 mm(11.4 in)
210
mm
(8.3
in)
1101.6 mm (43.4 in)