I have a jug of Mobil Clean 5000 that is SM/CF as apposed to just SM
What's the CF?
What's the CF?
SM vs SM/CF
- Thread starter Blumurder
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Originally Posted By: eljefino
A diesel rating. S-something is Spark Ignition, C-something Compression.
Some people also say "S" is "Service" whilst "C" is "Commercial", but I'm not sure how much truth there is to that one. Sounds rather silly anyway.
A diesel rating. S-something is Spark Ignition, C-something Compression.
Some people also say "S" is "Service" whilst "C" is "Commercial", but I'm not sure how much truth there is to that one. Sounds rather silly anyway.
So no biggy?
Straight from Wikipedia.
The API service classes[9] have two general classifications: S for "service" (originating from spark ignition) (typical passenger cars and light trucks using gasoline engines), and C for "commercial" (originating from compression ignition) (typical diesel equipment).
http://en.wikipedia.org/wiki/Motor_oil
The API service classes[9] have two general classifications: S for "service" (originating from spark ignition) (typical passenger cars and light trucks using gasoline engines), and C for "commercial" (originating from compression ignition) (typical diesel equipment).
http://en.wikipedia.org/wiki/Motor_oil
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