I agree with Matt...kit on epay is a ripoff. Biggest thing I find wrong with steering boxes is greese thats dried out and the steering system out of adjustment. The cam follower usually needs some minor work done to it. I've trued cam follower(s) up in a lathe and a drill press in the past.
Page 5 of this topic:
http://www.onlycubcadets.net/forum/s...ght=Uncle+Dick
has the procedure I use to rebuild the steering assembly. Wide front tires have more wear and tear on the front end.