Quote:
Originally Posted by FI4T0MCAT
Royal purple, and yes, but thats just my opinion. With all new engines I add zinc initially (adds cushioning properties to the oil) then make my first oil change at 1500. leave the filter though, Then my second at 3000, and change the filter. Then continue on the every 3000 schedule. I always add a zinc addative, oils now cant have enough zinc in them (thanks uncle sam) to provide proper cushioning. So i basically make my own blend.
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I have spent a million dollars on Mobil1 over the years, for my fleet of cars, and
switching to RP at the next oil change for all.