Did you take off the fan, and fan shroud?
unclip shroud and move it over the fan...then 3- 6mm allen bolts on the fan (that connect it to the fan clutch) allow both to come out... then youll have room.

__________________
-Marty

1986 300E 220,000 miles+ transmission impossible
(Now waiting under a bridge in order to become one)

Reading your M103 duty cycle:
http://www.peachparts.com/shopforum/showpost.php?p=831799&postcount=13
http://www.peachparts.com/shopforum/showpost.php?p=831807&postcount=14