Of my four cars all are close to the 200,000 mile range. Two cars have had MMO put in with the oil and two never had it.
Of the two that never had MMO put in the oil, neither of them have any gasket leaks that leave oil on the driveway.
Of the two that had MMO put in the oil, both have gasket leaks that leave oil on the driveway.
It may be anecdotal evidence but with the cars I purchase in the future I don't think I'll be putting MMO into my oil.
Of the two that never had MMO put in the oil, neither of them have any gasket leaks that leave oil on the driveway.
Of the two that had MMO put in the oil, both have gasket leaks that leave oil on the driveway.
It may be anecdotal evidence but with the cars I purchase in the future I don't think I'll be putting MMO into my oil.