The next C111 appeared in 1970. It used a four-rotor engine producing 370 hp (275 kW). The car could reportedly hit 290 km/h (180 mph).

source: Wikipedia

Engine & performance:

Type: Wankel
Capacity: 4800 cc
Power: 400 hp @ 7000 rpm
Torque: 431 Nm @ 4000-5100 rpm
Top speed: 300 km/h
0-100 km/h: 4.8 s

Dimensions:

Length: 4440 mm
Width: 1825 mm
Height: 1120 mm
Wheelbase: 2620 mm
Weigth: 1240 kg