Franzis 65911 porsche 911 engine kit franzis 9783645659116 p the franzis porsche 911 boxer motor kit is one for the motoring enthusiast or anyone that appreciates the beauty of precision engineering assemble this classic engine model comprising 290 parts and watch its operation through the transparent cylinders to learn how a flat 6 engine with its horizontally opposed cylinders works the finished engine is mounted on a display stand and features a sound module with the original boxer soun