Here are a few shots that I could find of the hinge set up. We designed and fabbed the hinges specifically for this application. I do not have any pictures of the inside of the truck, but a lot of work went into strengthening the area where the hinge mounts.
Pro Touring 68 Acadian(Nova)
Speedtech subframe with high clearance control arms
Prodigy Bar rear suspension
Ridetech single adjustable coilovers
Wilwood 12.2" brakes
New Gen Splitters
LS3 and TKO600