Perfect thank you. now i have to figure out how the whole thing works. Does vacuum open the throttle plate and the linkage push it closed? Hence it would be in balance so to speak when running?

thanks for the info. Here is a pic of the governor unit I have. I will add pic of the truck soon.

Hi, I am a high school auto shop teacher and my school owns a 1952 M37 that I convinced them to buy for the shop. It was a true basket case 1 1/2 years ago but now we are at the point where we are trying to start it for the first time since we rebuilt the motor. My problem is I had students take the...