
Engine
DATA
Specification
Desc./Quantity
Type
single-cylinder, four-stroke
Timing system
single overhead camshaft chain driven on the left-
hand side, three-arm rocking levers set up with
threaded set screw
Bore x stroke
57 x 48.6 mm
Cubic capacity
124 cm³
Compression ratio
11.5 - 12.5 : 1
Air filter
sponge, impregnated with mixture (50% petrol and
50% oil)
Starting system
electric starter motor with freewheel
Lubrication
with lobe pump (inside the crankcase) controlled
by a chain and double filter: mesh and paper
Fuel supply
Unleaded petrol; depression carburettor, electric
pump or vacuum pump.
valve clearance
intake: 0.10 mm - discharge: 0.15 mm
Engine idle speed
1,650±100 rpm
Max. speed
100 km/h
Transmission
TRANSMISSION
Specification
Desc./Quantity
Transmission
With automatic expandable pulley variator with tor-
que server, V belt, self-ventilating automatic cen-
trifugal dry clutch, gear reduction unit and trans-
mission housing with forced air circulation cooling.
Capacities
CAPACITY
Specification
Desc./Quantity
Engine oil
1200 cm³
Rear hub oil
Capacity ~ 150 cm³
Fuel tank capacity
Tank capacity: ~12 l (approximate value)
Fuel reserve
~ 2.0 l (approximate value)
Cooling circuit
Capacity: ~ 2.0 l
Electrical system
ELECTRICAL COMPONENTS
Specification
Desc./Quantity
Ignition/advance
Electronic, with inductive discharge and variable
advance with three-dimensional mapping
Spark plug
NGK CR 8EB
Spark plug
Champion RG 4 HC
Characteristics
MP3 125
CHAR - 4
Содержание 633929(IT)
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Страница 89: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE...
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Страница 152: ...Engine MP3 125 ENG 58...
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Страница 173: ...INDEX OF TOPICS SUSPENSIONS SUSP...
Страница 228: ...Suspensions MP3 125 SUSP 56...
Страница 229: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS...
Страница 236: ...Braking system MP3 125 BRAK SYS 8...
Страница 237: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS...
Страница 239: ...INDEX OF TOPICS CHASSIS CHAS...
Страница 254: ...Chassis MP3 125 CHAS 16...
Страница 255: ...INDEX OF TOPICS PRE DELIVERY PRE DE...
Страница 259: ...MP3 125 Pre delivery PRE DE 5...
Страница 260: ...Pre delivery MP3 125 PRE DE 6...
Страница 261: ...INDEX OF TOPICS TIME TIME...
Страница 264: ...Crankshaft CRANKSHAFT Code Action Duration 1 001117 Crankshaft Replacement Time MP3 125 TIME 4...
Страница 275: ...Water pump WATER PUMP Code Action Duration 1 007009 Head pump by pass rubber coupling Replacement MP3 125 Time TIME 15...
Страница 285: ...Rear cover REAR SHIELD Code Action Duration 1 004065 Front shield rear part Re moval and refitting MP3 125 Time TIME 25...
Страница 293: ...Seat SADDLE Code Action Duration 1 004003 Saddle Replacement MP3 125 Time TIME 33...
Страница 314: ...Code Action Duration 11 003089 Geared motor potentiometer replacement Time MP3 125 TIME 54...