Yamaha WARRIOR YFM350X Owner's Manual page 349

MODEL
Engine oil:
Type
Recommended engine oil classification:
-20° -10° 0°
5W/30
API Service SE, SF, SG type or higher
:
CAUTION
Be sure to use motor oils that do not contain anti-
friction modifiers. Passenger car motor oils (often
labeled "Energy Conserving") contain anti-friction
additives which will cause clutch and/or starter
clutch slippage, resulting in reduced component
life and poor engine performance.
10-2
YFM350X
10° 20° 30° 40°
10W/30
10W/40
15W/40
20W/40
20W/50
1
50°C
1
1
1
1
1
1
1
9
10
11