Adding Coolant Temperature gauge

Hello everyone, I have a question about adding a coolant temperature gauge to my 198*'s MF 50H. From the manufacturer the tractor is only equipped with a sweeping needle that is either in the green or in the red. I like to see numbers when it comes to these types of things instead of just colors. I added a three gauge cluster to include oil pressure, coolant temperature, and voltage. The tractor only had "idiot lights" for voltage and oil pressure. So, this little gauge cluster gives me...

Adding Coolant Temperature gauge

Adding Coolant Temperature gauge