Quote:
Originally Posted by Jim H
Other way around, eh?
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try it some time. Put premium gas in a car that should take regular it will ping/knock. Ive done it before and the engine pinged/knocked.
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1986 300SDL, 211K,Dealership serviced its whole life
1991 190E 2.6(120k)
1983 300D(300k)
1977 300D(211k)
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