Installation Requirements; Boat Horsepower Rating; Mounting Motor - Yamaha F300A Owner's Manual

Propeller mark:
F300AET X
F350AET X
FL300AET XL
FL350AET XL
Fuel and oil:
Recommended fuel:
F300AET Regular unleaded gasoline
F350AET Premium unleaded gaso-
line
FL300AET Regular unleaded gaso-
line
FL350AET Premium unleaded gaso-
line
Min. research octane:
F300AET 91
F350AET 94
FL300AET 91
FL350AET 94
Recommended engine oil:
4-stroke outboard motor oil
Recommended engine oil group 1*:
SAE 10W-30/10W-40/5W-30
API SE/SF/SG/SH/SJ/SL
Recommended engine oil group 2*:
SAE 15W-40/20W-40/20W-50
API SH/SJ/SL
Total engine oil quantity (oil pan capacity):
7.8 L (8.24 US qt, 6.86 Imp.qt)
Lubrication:
Wet sump
Recommended gear oil:
Hypoid gear oil SAE 90 or 80W-90,
API GL-5
Gear oil quantity:
F300AET 1.520 L (1.607 US qt, 1.338
Imp.qt)
F350AET 1.520 L (1.607 US qt, 1.338
Imp.qt)
FL300AET 1.310 L (1.385 US qt,
1.153 Imp.qt)
Specifications and requirements
Tightening torque for engine:
EMU33554
EMU33564

Boat horsepower rating

EWM01560
Overpowering a boat can cause severe
instability.
Before installing the outboard motor(s), con-
firm that the total horsepower of your out-
board motor(s) does not exceed the boats
maximum horsepower rating. See the boat's
capacity plate or contact the manufacturer.
EMU33571

Mounting motor

EWM01570
●
●
Your dealer or other person experienced in
proper rigging should mount the motor using
correct equipment and complete rigging in-
structions. For further information, see page
47.
FL350AET 1.310 L (1.385 US qt,
1.153 Imp.qt)
Spark plug:
28.0 Nm (2.86 kgf-m, 20.7 ft-lb)
Propeller nut:
55.0 Nm (5.61 kgf-m, 40.6 ft-lb)
Engine oil drain bolt:
28.0 Nm (2.86 kgf-m, 20.7 ft-lb)
Engine oil filter:
18.0 Nm (1.84 kgf-m, 13.3 ft-lb)

Installation requirements

WARNING
WARNING
Improper mounting of the outboard mo-
tor could result in hazardous condi-
tions such as poor handling, loss of
control, or fire hazards.
Because the motor is very heavy, spe-
cial equipment and training is required
to mount it safely.
11