Re: [Tigers] CASTROL SYNTEC 20W-50-a highzinc formula specially engineered for classic engines.
A. C. Tynes
v8tracker at gmail.com
Thu Oct 25 12:34:37 MDT 2007
20W-50 seems heavy for a small block Ford of any age, except maybe under
some all-out racing conditions. What weight does Dr. Mayf use in the
Bonneville car?
A. C. Tynes
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