Engine Break-In; Muffler - Yamaha SRX 120 2017 Operator's Manual

Recommended Oil
NOTE: This snowmobile comes

from the factory with SAE 0W-40
synthetic oil installed.
The recommended oil to use in the
engine is 0W-40 Synthetic oil. See the
viscosity chart for details.
Any oil used in place of the recom-
mended oil may cause serious
engine damage.
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Engine Break-In

The engine requires a short break-in
period
hours) before being subjected to heavy
load conditions or full-throttle operation.
Strict adherence to the break-in proce-
dure will contribute to optimum perfor-
mance and longevity of the engine.
During break-in, a maximum of 1/2
throttle is recommended; however, brief
full-throttle accelerations and variations
in driving speeds contribute to good
engine break-in. After the 10 hour break-
in period, the snowmobile may be taken
to an authorized Yamaha Snowmobile
dealer for a checkup and oil change. This
service is at the discretion and expense of
the snowmobile owner.

Muffler

The muffler is designed to reduce engine
noise and improve the total performance
of the engine. If the muffler is removed
from the engine, severe engine damage
OILCHARTJ
will result.
(approximately 10 operating
7