Quote:
Originally Posted by Redemption
The low zinc content in oil has been talked about for years in the flat-tappet cam world. A properly treated aftermarket roller cam SHOULD be fine without the zinc additive.
But who knows with the manufacturing today, 1 cam could be fine and the next a piece of junk.
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Vengeance never told me to change my oil. I have no real reason not to trust them. But I suppose it can't hurt to just run the zinc stuff.