I have a '51 axle under the front of my '38. I used '78/80 C10 calipers, and '78/80 K10 rotors.
I fabbed my brackets out of 1/2 in plate steel.
Replaced the M/C with a 1 inch bore with lines on the passenger side.
Photos in my photobucket on page 7.
Good luck!
Last edited by Wayne67vert; 11/24/2013 1:16 AM.