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Porsche 771 engine at the Porsche Museum. A second version of the Porsche flat-eight meant for sports-racers in the 2 litre class was developed at the same time as the 753. [1]: 314 This engine, designated Type 771, had a bore 10 mm (0.39 in) larger than the 753, resulting in an engine that displaced 1,982 cc (120.9 cu in).
Porsche 771 engine. Porsche used flat-eight engines in various racing cars throughout the 1960s. The first Porsche flat-eight was the Type 753. Work began on it in 1960, following the announcement of a 1.5 L (92 cu in) displacement limit for the 1961 Formula One season.
The Porsche Type 753 engine is a naturally-aspirated, flat-eight racing engine, designed by Porsche for Formula One racing. It was used for a single season in 1962 in the 1½ litre formula. [1] [2] [3] [4]
2006 911 Carrera S engine bay 2007 911 Turbo engine bay 2007 911 GT3 engine bay 2006–2008 3.6 L (3,596 cc) 325 PS (239 kW; 321 bhp) 370 N⋅m (270 lbf⋅ft) water-cooled DOHC 24-valve boxer flat-six (VarioCam Plus) (Carrera/Targa 4)
Porsche flat-eight engines were used in various racing cars throughout the 1960s, such as the 1962 Porsche 804 Formula One car and the 1968-1971 Porsche 908 sports car. A flat-twelve engine was also produced by Porsche for the 1969-1973 Porsche 917 sports car.
The previous Porsche 907 only had a 2,200 cc Type 771/1 flat-eight engine developing 270 PS (199 kW). The new 3-litre Type 908 flat-eight produced 350 PS (257 kW) at 8,400 rpm. Being traditionally air-cooled and with only two valves per cylinder, it still had less power compared to more modern F1 designs which delivered over 400 hp (300 kW ...
The last flat-six-powered Porsche prototype was the Le Mans-winning 911 GT1-98. Since then, its prototypes have used V-4 and V-8 engines. Here's why.
Design of the new Type 753 flat-eight engine for F1 was handled by Hans Hönick and Hans Mezger. The engine continued the Porsche traditions of a boxer layout and air-cooling. [17]: 312–319 The bore and stroke were 66.0 mm × 54.6 mm (2.6 in × 2.1 in) respectively, giving a displacement of 1,494.38 cc (91.2 cu in).