Yamaha 70, Owner'S Manual

Page: 19 / 94

13
Specifications and requirements
EMU31480
Specifications
TIP:
“(AL)” stated in the specification data below
represents the numerical value for the alumi-
num propeller installed.
Likewise, “(SUS)” represents the value for
stainless steel propeller installed and “(PL)”
for plastic propeller installed.
EMU2821C
Dimension:
Overall length:
713 mm (28.1 in)
Overall width:
364 mm (14.3 in)
Overall height L:
1374 mm (54.1 in)
Transom height L:
521 mm (20.5 in)
Weight (without propeller) L:
104.0 kg (229 lb)
Performance:
Full throttle operating range:
5000–6000 r/min
Maximum output:
51.5 kW@5500 r/min
(70 HP@5500 r/min)
Idling speed (in neutral):
800
±
50 r/min
Engine:
Type:
2-stroke L
Displacement:
849.0 cm
3
Bore
×
stroke:
72.0
×
69.5 mm (2.83
×
2.74 in)
Ignition system:
CDI (micro computer)
Spark plug (NGK):
B8HS-10
Spark plug gap:
0.9–1.0 mm (0.035–0.039 in)
Control system:
Remote control
Starting system:
Electric
Starting carburetion system:
Prime start
Min. cold cranking amps (CCA/SAE):
380.0 A
Min. marine cranking amps (MCA/ABYC):
502.0 A
Min. reserve capacity (RC/SAE):
124 minutes
Maximum generator output:
6.0 A
Drive unit:
Gear positions:
Forward-neutral-reverse
Gear ratio:
2.33 (28/12)
Trim and tilt system:
Power trim and tilt
Propeller mark:
K
Fuel and oil:
Recommended fuel:
Regular unleaded gasoline
Min. pump octane:
86
Fuel tank capacity:
25 L (6.60 US gal, 5.50 Imp.gal)
Recommended engine oil:
YAMALUBE 2-stroke outboard motor
oil
Lubrication:
Oil injection
Engine oil tank capacity:
2.8 L (2.96 US qt, 2.46 Imp.qt)
Recommended gear oil:
Hypoid gear oil SAE#90