Originally Posted by cb_chrysler
Best bet is the molassas, get it from a Horse Tack shop. Also, a friend of mine makes amazing new inserts for Chevvy grilles of that era. Send him an email:
ALEX BENINCA [firstname.lastname@example.org]
Molasses is great to neutralize rust, but I've never heard of it doing anything to clean tarnish. If this is dirt and tarnish I doubt molasses will do much.