Specification Data - Yamaha 20C Manuel D'utilisation

EMK12011*
Item
DIMENSIONS
8Overall Length
8Overall Width
8Overall Height
S / L / Y / X
8Transom height S / L / Y / X
8Weight
S / L / Y / X
PERFORMANCE
8Full throttle operating range
8Maximum output
8Idling speed
ENGINE
8Engine type
Displacement
Bore × stroke
8Ignition system
8Spark plug
Spark plug gap
8Control system
8Starting system
8Battery capacity
8Alternator output
8Starting carburetion system
DRIVE UNIT
8Gear positions
Gear ratio
8Trim and tilt system
8Propeller mark
FUEL AND OIL
8Fuel
Fuel tank capacity
8Recommended engine oil
Lubrication
Fuel/oil ratio
8Recommended gearcase oil
Gear oil capacity
TIGHTENING TORQUE
8Spark plug
8Propeller nut

SPECIFICATION DATA

Model
Unit
mm (in.)
mm (in.)
mm (in.)
mm (in.)
kg (lb.)
r/min
kW
r/min
cm 3 (cu.in.)
mm (in.)
NGK
mm (in.)
V-AH
V-A (W)
l (US gal, Imp gal)
cm 3 (US oz, Imp oz)
N•m (kgf•m, lb•ft)
N•m (kgf•m, lb•ft)
4-1
20CMH
849 (33.4)
399 (15.7)
1,109 (43.7) / 1,236 (48.7) / — / —
419 (16.5) / 546 (21.5) / — / —
48 (106) / 49.5 (109) / — / —
4,500–5,500
14.7 @ 5,000 r/min
950–1,050
2-stroke, L2
430 (26.24)
67.0 × 61.0 (2.64 × 2.40)
C.D.I system
BR7HS
0.6–0.7 (0.024–0.028)
Tiller control
Manual start
—
12- (80)
Choke valve start system
Forward-Neutral-Reverse
1.85 (24/13)
Manual
F
Regular grade gasoline (petrol)
25 (6.60, 5.50)
YAMALUBE, TWO STROKE MOTOR OIL FOR MARINE or
an equivalent TC-W3 certified outboard oil
Premix
1:100
Hypoid gear oil (SAE 90)
180 (6.1, 6.3)
25 (2.5, 18)
30 (3.0, 22)
GB