" From: "Jim Blair" <carnuck@xxxxxxxxxxx> " " A: Both the '88 E350 and '91 E350 my buddy has run a vacuum pump with the " 7.3L IH diesel. guess they couldn't bring themselves to use a -gm- hydrovac... ;^> ________________________________________________________________________ Andrew Hay the genius nature internet rambler is to see what all have seen adh@xxxxxxxxxxxxxxxxx and think what none thought