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Petrol Engines |
Diesel Engines |
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Category |
Status |
Service |
Category |
Status |
Service |
|
SL |
Current |
For all automotive engines presently in use. Introduced in the API service symbol in 1998 |
CH-4 |
Current |
Introduced in 1998 for high-speed four-stroke engines. CH-4 oils are specifically designed for use with diesel fuels ranging in sulphur content up to 0.5% weight. Can be used in place of CD, CE, CF-4 and CG-4. |
|
SJ |
Obsolete |
For all automotive engines presently in use. Introduced in the API service symbol in 1996 |
CG-4 |
Current |
Introduced in 1995 for high-speed four-stroke engines. CG-4 oils are specifically designed for use with diesel fuels ranging in sulphur content less than 0.5% weight. CG-4 oil needs to be used for engines meeting 1994 emission standards. Can be used in place of CD, CE and CF-4. |
|
SH |
Obsolete |
For model year 1996 and older engines. |
CF-4 |
Current |
Introduced in 1990 for high-speed four-stroke naturally aspirated and turbo engines. Can be used in place of CD and CE. |
|
SG |
Obsolete |
For model year 1993 and older engines. |
CF-2 |
Current |
Introduced in 1994 for severe duty, two stroke motorcycle engines. Can be used in place of CD-II. |
|
SF |
Obsolete |
For model year 1988 and older engines. |
CF |
Current |
Introduced in 1994 for off-road, indirect-injected and other diesel engines including those using fuel over0.5% weight sulphur. Can be used in place of CD. |
|
SE |
Obsolete |
For model year 1979 and older engines. |
CE |
Obsolete |
Introduced in 1987 for high-speed four-stroke naturally aspirated and turbo engines. Can be used in place of CC and CD. |
|
SD |
Obsolete |
For model year 1971 and older engines. |
CD-II |
Obsolete |
Introduced in 1987 for two-stroke motorcycle engines. |
|
SC |
Obsolete |
For model year 1967 and older engines. |
CD |
Obsolete |
Introduced in 1955 for certain naturally aspirated and turbo engines. |
|
SB |
Obsolete |
For older engines. Use this only when specifically recommended by the manufacturer. |
CC |
Obsolete |
Introduced in 1961 for all diesels. |
|
SA |
Obsolete |
For much older engines with no performance requirement. Use this only when specifically recommended by the manufacturer. |
CB |
Obsolete |
Introduced in 1949 for moderate-duty engines. |
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CA |
Obsolete |
Introduced in 1940 for light-duty engines. |