synthetic oil - how mile/km before change?
Registered User
Joined: Apr 2004
Posts: 12
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From: NC
Originally Posted by 1stGenCRXer
That was true more than a decade ago...
Cars newer than about a '92 model, check your owner's manual, about 7500 miles is the current recommendation. Oil technology and purification has come a long way.
In my case, the engine was built fresh, and using synthetic oil, contamination tests say I'm still changing it too early at 6k miles.
Cars newer than about a '92 model, check your owner's manual, about 7500 miles is the current recommendation. Oil technology and purification has come a long way.
In my case, the engine was built fresh, and using synthetic oil, contamination tests say I'm still changing it too early at 6k miles.