Yamaha 50H Owner's Manual page 134

EMK12011*
Item
DIMENSIONS
8Overall Length
8Overall Width
8Overall Height
8Transom height
8Weight
PERFORMANCE
8Full throttle operating range
8Maximum output
8Idling speed (Neutral)
ENGINE
8 Type
Displacement
Bore × stroke
8Ignition system
8Spark plug
Spark plug gap
8Control system
8Starting system
8Battery
Min. cold cranking amps (CCA/EN)
Min. rated capacity (20HR/IEC)
8Alternator output
8Starting carburetion system
DRIVE UNIT
8Gear positions
Gear ratio
8Trim/tilt system
8Propeller mark
FUEL AND OIL
8Fuel
Fuel tank capacity
8Recommended engine oil
Lubrication
Engine oil capacity (engine oil tank)
8Recommended gearcase oil
Gear oil capacity
TIGHTENING TORQUE
8Spark plug
8Propeller nut
SPECIFICATIONS
Model
Unit
mm (in.)
mm (in.)
S/L mm (in.)
S/L mm (in.)
S/L kg (lb.)
r/min
kW @ r/min
r/min
cm (cu.in.)
3
mm (in.)
NGK
mm (in.)
amps at -18°C (-0.4°F)
A·h
V-A (W)
L (US gal, Imp gal)
L (US qt, lmp qt)
cm 3 (US oz, Imp oz)
N•m (kgf•m, lb•ft)
N•m (kgf•m, lb•ft)
4-1
40VMHO
1,281 (50.4)
349 (13.7)
1,223 (48.1)/1,350 (53.1)
406 (16.0)/533 (21.0)
76 (168)/78 (172)
4,500 - 5,500
29.4 @ 5,000
750 - 850
2-stroke, L3
698 (42.59)
67.0 × 66.0 (2.64 × 2.60)
C.D.I system
BR7HS-10
0.9 - 1.0 (0.035 - 0.039)
Tiller control
Manual start
347
40
12-(80)
Choke start system
Forward Neutral-Reverse
1.85 (24/13)
Manual
G
Regular unleaded gasoline
25 (6.60, 5.50)
YAMALUBE, TWO STROKE MOTOR OIL FOR MARINE or
an equivalent TC-W3 certified outboard oil
oil injection system
1.5 (1.59, 1.32)
Hypoid gear oil (SAE 90)
430 (14.53, 15.14)
25 (2.5, 18)
35 (3.5, 25)
GB