TECHNICAL INFORMATION 8–5
ENGINE OIL
API classification of engine oil
The International Lubricant Standard-
ization and Approval Committee
(ILSAC) and American Petroleum Insti-
tute (API) classify engine oils according
to their performance quality. Always
use oil rated API SL (ILSAC GF-III) or
better.
*
: RECOMMENDED OIL
Engine
Select an oil viscosity based on the outside air temperature. Do not switch
to a different viscosity in the event of brief temperature fluctuations.
°F
°C
-30
-20
-20
0
-10 0 10
20 60
20
100
40
SAE 10 W-30
SAE 5 W-30
30
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