Yamaha TT-R125 Manuel D'atelier Du Proprietaire page 188

ENGINE OIL LEVEL INSPECTION
3 - 8
4. Check:
Oil level
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Oil level should be between maximum
a and minimum b marks.
Oil level is low → Add oil to proper
level.
NOTE:
When inspecting the oil level, do not screw the
dipstick into the oil tank. Insert the gauge
lightly.
(For USA and CDN)
Recommended oil:
At –10 ˚C (10 ˚F) or higher Å:
Yamalube 4 (10W-30) or SAE
10W-30 type SE motor oil
At 5 ˚C (40 ˚F) or higher ı:
Yamalube 4 (20W-40) or SAE
20W-40 type SE motor oil
CAUTION:
Do not add any chemical additives.
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Engine oil also lubricates the clutch and
additives could cause clutch slippage.
Do not allow foreign material to enter the
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crankcase.
(Except for USA and CDN)
Recommended oil:
Refer to the following chart for
selection of oils which are suited
to the atmospheric temperatures.
Recommended engine oil classi-
fication:
API STANDARD:
API "SE" or higher grade
(Designed primarily for motor-
cycles)
CAUTION:
Do not add any chemical additives or use
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oils with a grade of CD a or higher.
Do not use oils labeled "ENERGY CON-
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SERVING II" b or higher. Engine oil also
lubricates the clutch and additives could
cause clutch slippage.
Do not allow foreign materials to enter the
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crankcase.
INSP
ADJ