It took multiple sites and searches but I believe that I have fully decoded VIN data plate. Please let me know if this looks correct or if I missed the mark on anything.
VIN: C7KF146710
C: 292 CI Engine
7: 1957
K: Kansas City
F: Body Style Ranchero
Body: 66B = Ranchero
Color: KB = Silver Mocha / Colonial White
Trim: AZ = Colonial Vinyl and Tan Silver-Tweed Woven or Tan Silver-Tweed Puff Woven Plastic
Date: 30D = April 30th (?)
Trans: 3 = Fordomatic (2-speed)
Axle: 2 = 3.56 to 1
all 57 automatics are 3 spd, L is 1st, D starts in 2nd and shifts to 3rd. 58 is the first year for 2sp. and the Cruiseomatic 3sp.
Ron.