Engine    
225 cu in Chrysler Slant-6
368 cu in B B
383 cu in B B
421 cu in RB V8
461 cu in RB V8
440 cu in RB V8
361 cu in B V8

Transmission    
3/4-speed manual
3-speed, dash or column mounted automatic

Dimensions
Wheelbase    114 in (2,896 mm) (regular cab 6.5 ft (2.0 m) bed)
128 in (3,251 mm) (regular cab 8 ft (2.4 m) bed)
133 in (3,378 mm) (regular cab 9 ft (2.7 m) Utiline bed)
146 in (3,708 mm) (crew cab 6.5 ft (2.0 m) bed)

Dodge D Series on Wikipedia

MORE SPECS WILL BE HERE SOON