Not Ranked
Royal Purple
Apparently Royal Purple does have a fair amount of zinc from all I have read.
Also check out this independent wear test. Royal purple is one of the highest rated but is at the bottom of the attached list.
http://www.animegame.com/cars/Oil%20Tests.pdf
.
__________________
LIFE IS TOO SHORT TO WORRY ABOUT GOOD GAS MILEAGE
________
Utinam logica falsa tuam philosophiam totam suffodiant!
________
Last edited by CobraEd; 07-15-2008 at 10:04 AM..
|