where to buy bolt on 6 pack scoop?

that race composites one is the one i think i'm going to go with. will update this thread once i recieve the scoop and also once i install it. and '74 sport, according to racecomposites website (http://www.racecomposites.com/sixpackbolt.htm) dimensions are 24"Long x 27.25"Wide x 4.25" High