Here is a good site for your S600:

http://v12uberalles.com/index.html

and along those lines:

http://www.baxnet.net/merc/

and for the ticking:

http://www.baxnet.com/merc/oilguides/story.htm

Maybe those sites can help you.

__________________
Regards

Warren

Currently 1965 220Sb, 2002 FORD Crown Vic Police Interceptor

Had 1965 220SEb, 1967 230S, 280SE 4.5, 300SE (W126), 420SEL

ENTER > = (HP RPN)

Not part of the in-crowd since 1952.