Woah dude thats crazy, wouldnt like to see that guy change a wheel over... if it took him that long and didnt get anything off lol.
New stud is easy dude, about $7 each, they are different sizes front and back, just need to take caliper off and knock stud out, can be tricky getting new one in, not much room to play with.
If u need a hand flick me a PM im in melton a few times a week these days now