m103 timing chain and synthetic oil...

Stringer

Active Member
Joined
Sep 16, 2012
Messages
144
Location
Lebanon
Car
300E 1987
hi
the timing chain on my m103 engine occassionally rattles when engine is hot an i was wondering whether this was anything to do with the fact that i put in synthetic oil by mistake. If i went back to 20/50 mineral, would that quieten it a bit?
thanks

MJ in Beirut
 

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