6.1
6
Section 6
Lubrication System
SAE
10W30
A
P
I
S
E
R
V
I
C
E
S
J
5W-20, 5W-30
RECOMMENDED SAE VISCOSITY GRADES
10W-30
Kohler 10W-30
°F
-20
0
20
32
40 60
80
100
°C
-30 -20
-10 0
10 20 30
40
TEMPERATURE RANGE EXPECTED BEFORE NEXT OIL CHANGE
Use of synthetic oil having 5W-20 or 5W-30 rating is acceptable,
up to 4°C (40°F)
* Synthetic oils will provide better starting in extreme cold below
23°C (-10°F)
**
*
General
This engine uses a full pressure lubrication system.
This system delivers oil under pressure to the
ĞǰȱĞǰȱȱȱȱȱ
surfaces. In addition to lubricating the bearing
ǰȱȱȱ¢ȱȱȱȱȱ
¢ȱȱĞǯ
ȱȬĜ¢ȱȱȱȱȱȱȱȱ
ǯȱȱȱȱȱȱȱĚȱȱȱ
ǰȱȱȱȱȱȱȱȱ
temperatures. A pressure relief valve limits the
maximum pressure of the system.
Service
ȱȱȱȱȱȱȱȱȱȱǰȱ
ȱȱȱǰȱȱȱȱǯȱȱȱ
ȱȱȱȱȱŞǰȱşǰȱȱŗŖǯ
Oil Recommendations
ȱȱȱ¢ǰȱǰȱȱȱȱ
brand of oil in the crankcase is extremely important.
So is checking oil daily and changing oil regularly.
ȱȱȱȱȱǰȱȱȱ¢ȱǰȱȱ
ȱȱȱȱǯȱ
Use high-quality detergent oil of API (American
Petroleum Institute) service class SJ, or higher. Select
the viscosity based on the air temperature at the time
ȱȱȱȱȱȱȱǯ
DZȱ ȱȱȱȱȱǰȱȱȱ
ǰȱȱ¡ȱȱȱȱȱ
than recommended can cause engine
damage.
NOTE: Synthetic oils meeting the listed
ęȱ¢ȱȱȱȱȱȱ
performed at the recommended intervals.
ǰȱȱȱȱȱȱ¢ȱ
ǰȱȱȱȱȱȱȱȱ
ȱȱȱȱśŖȱȱȱȱ
ȱȱȱȱȱȱ
synthetic oil.
ȱȱȱ¢ȱȱȱȱęȱȱȱ
ȱȱȱȱ¢ȱǯȱȱȱŜȬŗǯ
Figure 6-1. Oil Container Logo.
ȱȱȱȱȱ¢ȱȱȱȱ
such as API SERVICE CLASS SJ. The symbol may
ȱȱȱȱȱSH, SG/CC, or
CDǯȱȱȱȱȱȱ¢ȱȱȱ
ȱȱŗŖȬřŖǯȱȱȱĴȱȱȱȃ¢ȱ
ǰȄȱȱȱȱȱȱȱȱȱ
fuel economy in passenger car engines.
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