Not sure about that. When you are discussing letters, letters farther
from A are new and improved. google does not produce any easy to find
links.

http://www.rotella.com/ubbthreads/sh...85&Main=1 173

Mike Smith > wrote:

wrote:
>
>> That Mobil 1 does not have 505.01 listed on its specs on their
>> website.
>
>It was my understanding that 502.00 supersedes 505.01, and that Mobil 1
>0W-40 meets 502.00? ICBW, though.


Jim B.