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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 @7000 rpm and . The S20 weights 199 kg (439 lb). The S20 powered Nissan's Skyline GT-R (C10 and C110) and Fairlady Z432 models ==History== The S20 was one of the technical carryovers to the Nissan brand from Prince technology. The Skyline model - built as a Prince car since the model's inception in the 1950s - received the new engine. The Skyline GT-B in 1969 saw the introduction of the PGC10 GT-R, followed by the KPGC10 GT-R with a shorter wheelbase and 2 fewer doors in 1970. This model would later win a 50 straight touring car victories. For 1972, Nissan introduced the C110 Skyline powered by the L series of engines. A small number of KPGC110 GT-R would be built utilizing the remainder of the S20s. The S20 was later fitted to the Nissan Fairlady Z432, a sports racing model of the Nissan Fairlady Z (S30) model line. The S20 features a dual overhead cam, cross-flow head with four valves per cylinder, and pent roof combustion chamber. Early versions were fed via triple Weber 40DCOE carbs; models after 1969 featured Lucas mechanical fuel injection. In racing trim, the fuel-injected motors reportedly produced over , with for larger tracks like Fuji Speedway. This engine was used in the following vehicles: * Skyline GT-R (PGC10 type) 4-door sedan 1969 - 1970. (832 units) * Skyline GT-R (KPGC10 type) 2-door coupe 1970 - 1972. shorter wheelbase than the PGC10. (1,197 units) * Skyline GT-R (KPGC110 type) January–April 1973. (197 units) * Fairlady Z432 (PS30) 1969 - 1972 * Fairlady Z432R (PS30SB) Z432 race car based nearly lighter than production Z432. (3 units) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Nissan S20 engine」の詳細全文を読む スポンサード リンク
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