Exhaust heater riser valve lube

[Matt Haas <mhaas@xxxxxxx>]

Anyone have any suggestions for a lubricant for the exhaust heat riser 
valve? I can move the one in my wagon with a pair of pliers but I'd like to 
try and free it up (and keep it that way) if possible.

Thanks,

Matt

mhaas@xxxxxxx
Cincinnati, OH
http://www.mattsoldcars.com
1967 Rambler American wagon
1968 Rambler American sedan
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