stop coolant gooing to the heater core

mopar410 said
This is what I was talking about.Installed near the firewall.

This is exactly what I'm gonna do on mine, 'cept I didn't buy the fancy brass barbs

I just bought a 3/8" ball valve and a couple of short 3/8" galvanized nipples, which fit right into 5/8" heater hose.