Best Oil for Hemi "Tick"

[St-na]

Mobil 1 0w40 probably wears the best as its eurospec with high amounts of ZDDP but the downside of high amounts of ZDDP is that it kills catalytic convertors which is something the delvac crowd may want to pay attention to

The Effects of Zinc Oil Additives on Older Engines | Rislone

Almost everyone who’s into cars has an older vehicle that they love. Whether it’s the feeling that they get behind the wheel or the way the car looks parked in their driveway, they pour their time and effort into maintaining the car and keeping it looking like it’s just been driven off of the...

rislone.com

 

[BowDown]

???
Mobil 1 EP isn't the same as Mobil 1 Euro spec 0w40, two entirely different oils. That said, I wouldn't use any extended protection oil nor would I leave an oil in longer than 7K miles
The guy seems to like the TBN number so...