recently purchased, rockwell axles and trans case, 6.17 gears, think it is early factory 4x4 installation in medium duty class. not sure on trans, think it's a clark 5 speed. 370 big block, double frame, p/s assist cylinder on pass wheel and p/s cooler under hood. 6,000lb autocrane on rear of...

recently purchased 1979 f600 4x4 with rockwell axles, transfer case. must be early factory installed 4x4 in medium duty class. not sure on trans, think its a clarck 5 speed. trans code is m. 370 big block, 6,000 autocrane mounted on rear of truck. truck is double framed and has hydraulic...