Specification Desc./Quantity
Valve clearance: intake 0.15 mm (when cold)
Valve clearance: discharge 0.15 mm (when cold)
Valve clearance adjustment By threaded adjuster on the rockers
Engine idle speed 1500 ± 50 rpm
Air filter sponge, impregnated with mixture (50% petrol and 50% oil)
CO % value (measured at the intake manifold) 1 - 1.5%
Starting system Electric starter system with freewheel.
Lubrication By trochoidal pump (inside the crankcase), pressure adjust-
ment by-pass and oil filter.
Lubrication pressure 4 bar
Minimum allowed (at 100° C) 0.8 bar
Fuel supply Electronic injection system with electric fuel pump, Ø 38 mm
throttle body and single injector.
Max. power (shaft) 29 kW (39 CV) at 7250 rpm
Max. torque (shaft) 40 N·m (4 kgm) at 5500 rpm
Cooling system Fluid circulation through a motor-driven pump, 3-way thermo-
stat and electric fan.
Transmission
TRANSMISSIONS
Specification Desc./Quantity
Transmission With automatic expandable pulley variator with torque server,
V belt, automatic clutch, gear reduction unit and transmission
housing with forced air circulation cooling.
Clutch
This is to inform you that in order to improve the
overall performance of the clutch, starting from en-
gine no. M341M 33318, a new 5-roller centrifuge
clutch, dwg. no. 842559, has been introduced.
Capacities
CAPACITY
Specification
Desc./Quantity
Engine oil (empty) 1.7 lt.
Engine oil (at oil and filter change) 1.5 lt.
Fuel tank approx. 13.2 litres (including reserve approx. 3 litres)
Rear hub approx. 250 cc.
Cooling system approx. 1.7 litres
Front fork approx. 195 ± 3 cc in each fork leg
Electrical system
ELECTRIC SYSTEM
Specification
Desc./Quantity
Ignition type High efficiency inductive ignition, integrated with variable in-
jection, timing and dwell angle and separate HV coil.
Spark plug NGK CR7EKB
Spark plug CHAMPION RG6YC
Battery Dry charge lead battery 12V-12Ah
Fuses 1 to 30A - 2 to 15A - 2 to 10A - 3 to 7,5A - 1 to 5A-1 to 3A
Generator Three-phase alternating current
Characteristics Beverly 500 i.e.
CHAR - 8
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