Looks like this is a intake for a '56 but my question is about the thermostat, never seen one like this before. Can anyone provide any info/ insight on it? All I can read on it is Norton Grove USA, 195 & 7-69. Thanks
DSC04094.JPG DSC04096.JPG DSC04097.JPG
DSC04094.JPG DSC04096.JPG DSC04097.JPG