in 63 the engine sizess were 153, 230, 292, 283, 327, 348, 409 & they also had a diesel.


http://s971.photobucket.com/albums/ae197/jon63c10
1963 c-10 shortbed stepside 427 BBC T16 HD 3 speed
1963 c-10 shortbed fleetside 348 "w" 1st gen big block & powerglide