The Nissan S20 engine (1989 cc) was a straight-6, DOHC internal combustion engine produced by Nissan (designed by the former Prince engineers) in the 1970s. It was essentially the same as the 1966 Prince GR8 engine of Prince/Nissan's R380 racecar. It produces 160 hp (120 kW) @7000 rpm and 180 N·m (130 ft·lbf). The S20 weights 199 kg (439 lb).The S20 powered Nissan's Skyline GT-R (C10 and C110) and Fairlady Z432 models