Try this, although it is for 67 it seems to work for other years (extra number in the shipping order number?):
http://www.dodgecharger.org/cgi/f67.cgi
Car line PLYMOUTH Barracuda
Price class High
Body type convertible
Production date December 21, 1966
Shipping order 76210
Engine 318 2bbl 8cyl 230hp [374/381]
Transmission Transmission-Torqueflite automatic [395]
Tires 6.95x14 black 2-4 steel [432/441]
Axle Axle-3.23:1 [404]
Trim Grade High [32H]
Seat type Bucket vinyl [336]
Trim color White and black [34W]
Paint 1 Medium copper metallic [27T]
Paint 2 Medium copper metallic [28T]
Paint scheme Mono tone paint [291]
Upper door frame paint White
Radio Radio-AM Music Master/economy 2 W [421]
Glass Glass-tinted widshield only [522]
Front bucket seats Bucket seats [564]
Lights Light-turn indicator hood/fender mounted [517]
Mirrors Mirror-outside RH manual [537]
Mouldings Convertible vinyl backlight [646]
Vehicle sales/delivery Sold car/expedite [691]