Um, no. Pedal ratio is different between manual and power brakes and master bore sizes are usually different also. I now refer you to Pascal's Law on fluid dynamics.
I agreed that you can stop a power brake car with out power. It is not a safe thing to do or recommend to someone that they disable their booster and drive their car.
As others have said, convert to a manual brake master cylinder, then go drive the wheels off of it. I did and even my wife can drive the car with no problems.
Or,
Take the kid's advice and join the manly thigh club. :D
