With a 5" chop and the resulting mail-slot window, you may not be able to license the car.

The rear tires are out of proportion - and out of time frame for a rat rod . . . at least in my opinion. They're more suited to a pro-street or t-bucket look.

However, the definition of "rat rod" changes every day, and it's your car, so do what trips your trigger. You did ask though . . .