However its frontal chassis was shared with the then (993) 911, while the rear of the chassis was derived from the 962 along with its water-cooled, twin-turbocharged and intercooled, 4 valves per cylinder 3164 cc flat-six engine fuel fed by Bosch Motronic 5.2 fuel injection, which was longitudinally-mounted in a rear mid-engine, rear-wheel-drive layout, compared to the rear-engine, rear-wheel-drive layout of a conventional 911.