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Yamaha 40 User Manual

Yamaha 40
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3-10
GB
EMU01776
BREAKING IN ENGINE
Your new engine requires a period of
break-in to allow mating surfaces of mov-
ing parts to wear in evenly. Correct break-
in will help ensure proper performance
and longer engine life.
cC
8 Failure to follow the break-in procedure
could result in reduced engine life or
even severe engine damage.
8 Premix fuel must be used during break-
in, in addition to oil in the oil injection
system.
Break-in time: 10 hours
EMF52010
Gasoline (Petrol)/ Engine oil mixing chart
cC
Make sure to mix gasoline (petrol) and oil
completely, otherwise your outboard
motor may be damaged.
Mixing ratio
50 : 1
Gasoline (Petrol)
Engine oil
0.02 L 0.24 L 0.28 L 0.48 L
(0.02 US qt, (0.25 US qt, (0.30 US qt, (0.51 US qt,
0.02 Imp qt) 0.21 Imp qt) 0.25 Imp qt) 0.42 Imp qt)
1 L 12 L 14 L 24 L
(0.26 US gal,
(3.2 US gal, (3.7 US gal, (6.3 US gal,
0.22 Imp gal)
2.6 Imp gal) 3.1 Imp gal) 5.3 Imp gal)
Gasoline to engine oil premix ratio
during break-in: 50:1
63B-9-78-A0-3a 2/17/03 4:35 PM Page 24

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Yamaha 40 Specifications

General IconGeneral
Full Throttle RPM Range5000 - 6000 rpm
Fuel Induction SystemEFI (Electronic Fuel Injection)
Starting SystemElectric
Displacement747cc
Prop Shaft Horsepower40hp
Ignition SystemTCI

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