This is an Analog type Exhaust Gas Temperature Guage for Aircraft. It is used to measure the Exhaust Temerature of the hottest cylinder as a safeguard to engine overheating. egt analog egt exhaust gast temperature Aircraft EGT Guage
This is a instrument used to advise pilots when the likelihood of carb ice exists in aircraft. Used more often on helicopters like Robinson's. cat carburetor carb Carburetor Air Temperature Gage