Start-In-Gear Protection; Engine Oil Requirements - Yamaha VF90 Owner's Manual

may need to reduce your throttle setting to
stay within the recommended engine speed
range when carrying lighter loads.
Yamaha recommends "Ventless Design For
new 4-stroke VMAX SHO" for your propeller.
For further information, consult your Yamaha
dealer.
To check the propeller, see page 75.
Propeller example
A
B
A
x
-
1 2 3
1. Propeller diameter in inches
2. Propeller pitch in inches
3. Type of propeller (propeller mark)
EMU25771

Start-in-gear protection

Yamaha outboard motors or Yamaha-ap-
proved remote control units are equipped
with start-in-gear protection device(s). This
feature permits the engine to be started only
when it is in neutral. Always select neutral be-
fore starting the engine.
EMU41953

Engine oil requirements

Select an oil grade according to the average
temperatures in the area where the outboard
motor will be used.
Specifications and requirements
A
B
3
1
2
ZMU08845
Recommended engine oil:
YAMALUBE 4M FC-W or 4-stroke
outboard motor oil
Recommended engine oil grade 1:
SAE 10W-30/10W-40/5W-30
API SG/SH/SJ/SL
Recommended engine oil grade 2:
SAE 15W-40/20W-40/20W-50
API SH/SJ/SL
Engine oil quantity (without oil filter
replacement):
3.0 L (3.17 US qt, 2.64 Imp.qt)
Engine oil quantity (with oil filter re-
placement):
3.2 L (3.38 US qt, 2.82 Imp.qt)
If oil grades listed under Recommended en-
gine oil grade 1 are not available, select an al-
ternative oil
Recommended engine oil grade 2.
Recommended engine oil grade 1
SAE
-4 14 32 50
-20 -10 0 10
10W–30
10W–40
5W–30
Recommended engine oil grade 2
SAE
-4 14 32 50
-20 -10 0 10
15W–40
grade listed
68 86 104 122˚F
20 30 40 50˚C
ZMU08143
68 86 104 122˚F
20 30 40 50˚C
20W–40
20W–50
ZMU06855
under
API
SG
SH
SJ
SL
API
SH
SJ
SL
17