11.3
11
Technical Data C1 C1 200
Engine, general
Single-cylinder four-stroke, double overhead
camshafts driven by roller chain, 4 valves operat-
ed by bucket tappets, liquid-cooled cylinder and
cylinder head, integral water pump, automatic
transmission.
Layout 1 cylinder, four-stroke
Engine number Variator housing output shaft
Number of cylinders 1
Stroke mm (in) 50 (1.96850) 58.4 (2.29921)
Cylinder bore mm (in) 56.4 (2.22047) 62.0 (2.44094)
Displacement cm
3
(cu. in.)
125 (10.125) 176 (14.256)
Compression ratio :1 13.0 ± 0.3 11.5 ± 0.3
Power rating kW (bhp) 11 (15)
at 9,250 rpm
13 (18)
at 9,000 rpm
Max. torque Nm 12
at 6,500 rpm
17
at 6,500 rpm
Idle speed rpm 1,900
Max. power at rpm 9,250 9,000
Max. engine speed rpm 10,400
Crankshaft (main) bearings Plain bearing
Direction of rotation Clockwise, looking at ignition system
Cylinders Light alloy, Nikasil liners
Pistons Smooth-skirt piston
Lubrication system
Engine lubrication Pressurised oil circuit
Oil filter Full-flow type
Oil pump Eaton pump
Oil capacity
Initial filling l (Imp pint/
US quart)
1 (1.76/1.05)
Oil change with filter l (Imp pint/
US quart)
1 (1.76/1.05)
Min. capacity l (Imp pint/
US quart)
0.8 (1.41/0.85)
Oil grades 15W-40
Winter operation 5W-40
Oil pressure:
(idle) bar (psi) ≥ 0.5 (7.11) (oil temperature 80 °C/176 °F)
7,500 rpm bar (psi) 3 (43.54)
Max. allowed oil consumption l/100 km
(miles per Imp
pint/miles per
US quart)
0.01 (1.76/1.05)
BMW recommends Castrol