One Type 15 is on display at the National Motor Museum in Beaulieu, the other is on display as part of the Donington Grand Prix Exhibition in its original light green paint scheme alongside a P30 and a cutaway V16 engine. The fourth surviving car, another P30, is in the ownership of Bernie Ecclestone, having previously been owned by Pink Floyd drummer Nick Mason. The cars can sometimes be seen in action at the various historic racing events such as the Goodwood Festival of Speed. Technical data Designer: Peter Berthon Cylinders: V16 RPM: 12,000 Displacement 1487.76 cc (90.8 cu in) Power 550 bhp (410.1 kW) Dry sump 50 to 70 lbf/in2 135 degree V16 alloy cylinder block and crankcase. Cast iron wet liners. Bore 1.95 in (49.53 mm) Stroke 1.90 in (48.26 mm) Fuel system Rolls-Royce two-stage centrifugal supercharger with two . SU carburettors. 82.6 psi (5.7 bar) maximum boost. Fuel Petrol/alcohol fuel Ignition Lucas coil, later four Lucas magnetos. One spark plug per cylinder Valve gear 2 valves per cylinder @ 80 degrees with twin overhead camshafts per cylinder bank, via gear train from the centre of the crankshaft. Hairpin valve springs. Inlet valves Exhaust valves Crankshaft Counterbalanced two piece with 8 plain bearings & 2 main roller bearings. (Later 10 plain bearings.) Power In Raymond Mays' book, he claimed the following power curve with the 4.0:1 supercharger (5.7 ata): at 5,000 rpm at 6,000 rpm at 7,000 rpm at 8,000 rpm at 9,000 rpm at 10,000 rpm at 11,000 rpm at 12,000 rpm He also stated that at Albi 1953, Fangio's V16 had 72 psi boost (4.9 ata) and @ 11,800 rpm, and he reached over . Tony Rudd's book showed a power curve peaking at . References Further reading Formula One engines 1950s in motorsport 1952 in Formula One V16 engines