I'm kinda biased towards GMC too. Keep in mind that You the wife and one young child is all that will fit in a pickup. If the plan is to build it for the kid it doesn't matter all that much. Show him pictures and see what lights his eyes up.
1953 Chevrolet 3600 Fried Green T'mater (Vern) In the Stovebolt Gallery Caution: Political Statement Man who runs in front of car gets tired, man who runs behind car gets exhausted.