LINK: https://540ratblog.wordpress.com/2013/06/20/motor-oil-wear-test-ranking/ - "My test data EXACTLY matches real world severe over-heating experience, real world Track experience, real world flat tappet break-in experience, and real world High Performance Street experience. Test data validation doesn’t get any better than this."
But my car doesn't overheat.
Or see a track.
At least he adds this: "A normal daily driver vehicle may operate just fine for the life of the engine on, say, a low performing 60,000 psi motor oil."
- "According to a Royal Purple Motor Oil Engineer I spoke with a few years ago, he said only people outside of the Motor Oil Industry, use the unprofessional terminology of calling new oil lab tests, virgin oil analysis (VOA), and used oil lab tests, used oil analysis (UOA). The VOA and UOA references are commonly used on Internet Forum discussions about motor oil, even though they are not legitimate names."
- "The poor wear protection performance of all but the one particular top ranked Diesel oil, makes it very clear that in general, Diesel oils are a poor choice for High Performance gas engines."
But my car doesn't overheat.
Or see a track.
At least he adds this: "A normal daily driver vehicle may operate just fine for the life of the engine on, say, a low performing 60,000 psi motor oil."
- "According to a Royal Purple Motor Oil Engineer I spoke with a few years ago, he said only people outside of the Motor Oil Industry, use the unprofessional terminology of calling new oil lab tests, virgin oil analysis (VOA), and used oil lab tests, used oil analysis (UOA). The VOA and UOA references are commonly used on Internet Forum discussions about motor oil, even though they are not legitimate names."
- "The poor wear protection performance of all but the one particular top ranked Diesel oil, makes it very clear that in general, Diesel oils are a poor choice for High Performance gas engines."