Yamaha 8A Owner's Manual download pdf (Page 18)

13

Specifications and requirements

EMU31480

Specifications

T

IP:

“(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.

EMU2821E

Dimension:

Overall length:

802 mm (31.6 in)

Overall width:

343 mm (13.5 in)

Overall height S:

977 mm (38.5 in)

Transom height S:

436 mm (17.2 in)

Weight (AL) S:

27.0 kg (60 lb)

Performance:

Full throttle operating range:

4500–5500 r/min

Maximum output:

5.9 kW@5000 r/min

(8 HP@5000 r/min)

Idling speed (in neutral):

900

±

50 r/min

Engine:

Type:

2-stroke L

Displacement:

165.0 cm

3

Bore

×

stroke:

50.0

×

42.0 mm (1.97

×

1.65 in)

Ignition system:

CDI

Spark plug (NGK):

B7HS-10

Spark plug gap:

0.9–1.0 mm (0.035–0.039 in)

Control system:

Tiller

Starting system:

Manual

Starting carburetion system:

Choke valve

Alternator output:

80 W

Drive unit:

Gear positions:

Forward-neutral-reverse

Gear ratio:

2.08 (27/13)

Trim and tilt system:

Manual tilt

Propeller mark:

N

Fuel and oil:

Recommended fuel:

Regular unleaded gasoline

Min. pump octane:

86

Fuel tank capacity:

12 L (3.17 US gal, 2.64 Imp.gal)

Recommended engine oil:

YAMALUBE 2-stroke outboard motor

oil

Fuel:oil ratio:

Regular gasoline:

100 :1

Lubrication:

Pre-mixed fuel and oil

Recommended gear oil:

Hypoid gear oil SAE#90

Gear oil quantity:

0.160 L (0.169 US qt, 0.141 Imp.qt)

Tightening torque for engine:

Spark plug:

25.0 Nm (2.55 kgf-m, 18.4 ft-lb)

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