Save yourself some headache and anguish, replace it. They are notorious for having a weak neck, and crack frequently. I just went thru this on mine. The newer Behr radiator has a reinforced neck, the part the "hooks" into the hose, and will hold up for much longer.

good luck
fq

__________________
FAQ

W124
Sportline Swaybars
Bilstein HD Struts
16" E420 wheels