Quote:
Originally Posted by Longhorn Man
1. Running synthetic is the best thing you can do for the longevity of your engine. Some will argue, but independant labs don't lie. There's a new one comeing out from castroil soon that has high levels of zink, which has been removed from pretty much any oil you'll find oin the market, and is detrimental to the life of the camshaft in your engine.
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I'm sure it's a typo or confusion on my part, but I am confused about this statement, at first you say synthetic is great, but then you mention the new one coming out that has high levels of Zinc and is detrimental to the life of the camshaft. Can you clear up my fuzzy brain?
