uuuummmmm no, but you do whatever you believe will work.
Excess carbon is handled better by a diesel oil that is designed to do that.... not by zinc.
and no oil is going to 'deal with' a bad ring, and the carbon and wear associated with it
Excess carbon is handled better by a diesel oil that is designed to do that.... not by zinc.
and no oil is going to 'deal with' a bad ring, and the carbon and wear associated with it