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Re: Funky problem solved by royal purple
I think your information is very interesting dwcsr. Something I did not know about zinc additive. But....he was using cheap oil which from everything I've read doesn't have much zinc anymore.
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2006 Silverado CCSB, 1939 Ford Sedan, 1962 BelAir Wagon, 1976 Vega Panel
Charleston, South Carolina
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