Posted by TGP (IL) [64.12.116.76] on Friday, June 18, 2010 at 17:57:26 :
In Reply to: What is this for? posted by chrisnj [68.39.48.179] on Friday, June 18, 2010 at 17:29:15 :
Looks to me like a thermostatically controlled heat control for maintaining carb base heat.
Probably off a car engine originally.
T-137 engines all had manual control valves
TGP
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