Thread: Oil Consumption SURVEY/Question
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  #20  
Old 09-10-2003, 06:35 PM
BlackE55
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Quote:
Originally posted by cbdo
Just to provide one more data element:
1989 560SL, 150K
1 qt per 3000 miles or so
using 20W50 dino Valvoline, high-mileage engine formula
Wondering... orig. valve stem seals?

Thanks!
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