Maps Go is little more than a link to a browser, something called Progressive Web Apps. So apparently yes, you can 'install' on normal Android, and you don't even need an APK file. It doesn't have navigation or offline maps though - the latter being well worthwhile if you have ample storage on your handset. Still, suck it and see:
https://www.digitbin.com/install-google-maps-go-incompatible/