None of these are listed in the unit files--they're hidden and hardcoded.
You can see the IC/time changes in the ship builder screen when you change upgrade levels of the ship you're trying to build. For supply and fuel consumption you can detach any unit from the hierarchy and compare with the base consumption stats listed in the file.
You can see the IC/time changes in the ship builder screen when you change upgrade levels of the ship you're trying to build. For supply and fuel consumption you can detach any unit from the hierarchy and compare with the base consumption stats listed in the file.