General Specifications - Yamaha 20C Service Manual

SPEC
C20000-0*
Item
Dimensions
Overall length
Overall width
Overall height
(S)
(L)
Transom height
(S)
(L)
Boat transom height
(S)
(L)
Dry weight
(S)
(L)
Performance
Maximum output
Full throttle operating range
Maximum fuel consumption
Idle speed
Power unit
Engine type
Total displacement
Bore x stroke
Compression ratio
Control system
Starting system
Enrichment system
Ignition control system
Ignition timing
Maximum generator output (*2)
Spark plug
Spark plug (*3)
Cooling system
Exhaust system
Lubrication system
(*1) With Aluminum propeller
(*2) Lighting coil equipped model (option)
(*3) Factory option (For CHINA)

GENERAL SPECIFICATIONS

GENERAL SPECIFICATIONS
Unit
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
kg (lb) (*1)
kg (lb) (*1)
kW (hp)
r/min
L (US gal,lmp gal)/hr
r/min
cm 3 (cu. in)
mm (in)
Degree
V-W
(NGK)
(NGK)
@ 5,000 r/min
11.0 (2.9, 2.4) @ 5,500 r/min
2-stroke, Twin
430.0 (26.24)
67.0 × 61.0 (2.64 × 2.40)
Tiller handle
Manual starter
Choke valve
BTDC 2–BTDC 21
Propeller boss
Pre-mixed fuel and oil (50:1)
2-1
Model
20CMH
849 (33.4)
399 (15.7 )
1,109 (43.7)
1,236 (48.7)
419 (16.5)
546 (21.5)
381 (15.0)
508 (20.0)
48.0 (106)
49.5 (109)
14.7 (20)
4,500-5,500
950–1,050
6.60 :1
CDI
12–40/80
B7HS
BR7HS
Water
E