1972 Duster Build with my Daughter

What are the hi and lo side pressures and how much refrigerant are you running?
Are you putting a fan in front of the car to blow through the condenser while your testing?
Just askin....

20PSI Low 190 High. Just short of 2 cans. Yes I know the math does not work out for super heat but the pressures go through the roof if I put that much in.