The Porsche 942 was a special edition of 928 submitted by the company as a gift to Ferry Porsche on his 75th birthday in 1984. Also known by name 928-4, 928S, it had an additional 254 mm wheelbase than the normal 928 production model, including an extended roof over the rear seats to better accommodate tall passengers, headlights very advanced technology, the motor 5 liter 32 valves before introduced to the U.S. market.