Engine
Engine design Single-cylinder, four-stroke engine, DOHC control
with bush roller-chain drive, 4 valves actuated by
bucket tappets, compensating shaft, liquid cooling
for cylinders and cylinder head. Integrated coolant
pump, 5-speed transmission and dry-sump lubri-
cation.
Displacement 652 cc (652 cm
3
)
Cylinder bore 3.9 in (100 mm)
Piston stroke 3.3 in (83 mm)
Compression ratio 11.5:1
Rated output 48 hp (35 kW), at engine speed: 6500 min
-1
with reduced output
OA
34 hp (25 kW), at engine speed: 6500 min
-1
Torque 44 lb/ft (60 Nm), at engine speed: 5000 min
-1
with reduced output
OA
35 lb/ft (47 Nm), at engine speed: 4500 min
-1
Maximum engine speed max 7500 min
-1
Idle speed 1500
±100
min
-1
10
103
z
Technical data
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