What grade engine oil should I be using in my 1969 Mercedes 280SL?
Dec 20, 2009 at 3:03 PM
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MHPAUTOS
CAR REPAIR CONTRIBUTOR
31,937 POSTS
Hi there,
Thank you for the donation,
This will depend on where you live and the climate, but for most places except the very cold, use 20W-50 non synth oil.