This is a 100% original metal auto. No change in dimensions. Engine - 265 ci 3 5/16 X 3 3/ 4 Ford Flathead, Max1 cam,, Holley Carb, Offy heads Transmission - 200-4R O/D, Lokar shifter Rear Axle - New 9" hub to hub Currie 31 spline/brakes Fenders i...