Quote Originally Posted by Hombre259 View Post

There is a lot of talk about Rottella still having the ZDDP additive pack like in the past. This is not the case as Rottella has changed the amount of Zinc in that formula and that information came from Shell there self.

RS
Rotella T, despite the reduction two years ago, has plenty of ZDDP, in fact, 1100 ppm and that came directly from Shell