Larry, What about Kendall 20w50 GT1? http://tinyurl.com/4xwgdbh At 08:48 PM 8/22/2011, Larry Daniels wrote: >Brad Penn > >It's the old Kendall brand with a new name. It has all of the ZDDP we need. > >http://www.penngrade1.com/ Tim Collins http://www.flickr.com/photos/12702006@N07/sets/