What makes a good oil good?

[Sabantien]

Originally Posted by Tassie f100

It does appear to me that these people who mollycoddle engines and only use the "correct" oil seem to have all sorts of problems whereas those that use any cheap stuff they can pick up at the time and change oil when they get around to it get 3-4 hundred thousand kms without any problems.Maybe oil is oil and as such it doesn't really matter what gets put in the sump

I reckon what's happening is the people putting in anything and getting lots of kms are driving the car into the ground. It's not that they're not getting problems, it's they're not caring as much as the people who mollycoddle.

A car running is not necessarily a car running well.