Detroit 453t thermostat

Where do the thermostats go on Detroit 453t??

Here??? see pics

https://i.imgur.com/D0gAGE5.jpg

https://i.imgur.com/1QhBO3Y.jpg

They go inside the round shape housing on the right of your photos.

Where the hoses come out on the 2nd pic?

yes, in the housing to the right of the petcock.

Thanks.