What seems to be the problem with the "red stuff" Norm??
I just refilled my rebuilt 216 system with ShellZone Dex-Cool 5 year/150,000 mile coolant:
http://www.pbase.com/dennygraham/image/139680976
Don't see why it wouldn't do the job and do it better than the old stuff.

Denny Graham
Sandwich, IL


Denny G
Sandwich, IL