Quote:
Originally Posted by kevins2
From what I've read, having high zinc is only half the solution. Modern oils have higher detergent levels. These detergents "clean" the zinc off metal surfaces. Accordingly, a zinc additive is ineffective. Oils like Joe Gibbs have lower detergent levels as well as higher zinc content.
So, if your engine will benefit from higher zinc levels, it is probably wise to use an oil formulated with it instead of trying to add it yourself.
Regards,
Kevin |
absolutely, adding zinc to a detergent
oil is a waste of time.
at 60.00 a case for
oil with the good stuff in,... what are you really saving by buying regular oil and putting all kinds of additives in?