Jeep 4.0 in 69 Barracuda

Killer6 said
Evaporust, follow the instructions, then prime...used to be about $22 a gal., now who knows. I'm down to the last couple, guess I'll find out soon.

The Evaporust I use is a liquid which I let parts soak in a bin with. Is there a version which is like Naval Jelly? ~ John