Ford Mustang GT Fifty Years of Power 1000-Piece Puzzle. Packaging dimensions 35 x 25 x 6 cm. Dimensions of the assembled puzzle 48 x 68 cm. To celebrate the 50th anniversary of the Mustang, Ford has released the 6th generation of this legendary car. Beautifully photographed, this red Mustang seems to have sprung directly from its automotive past. Specially developed cardboard with a durable linen texture for even better piece cohesion.