Technical Features - APRILIA MX 50 - 07-2002 Manual

MX50-UK02.fm Page 5 Tuesday, July 30, 2002 2:50 PM

TECHNICAL FEATURES

MOTOR
Model ..................................................................AM6
Type ...................................... 2 stroke single-cylinder
Cooling.......................... Liquid with forced circulation
Lubrication ...................................................Separate
Bore / stroke................................... 40,3 mm / 39 mm
Displacement ............................................49,75 cm
Compression ratio............................................. 12 : 1
KICK START
To pedal (Kick-starter)
CLUTCH
Light alloy multiple disc oil bath
GEARS
Frontal clutch 6 speed unit
TRANSMISSION
Primary ........................................ Helical teeth gears
Ratio 3,55 (Z=20/71)
Secondary.........chain 1/2"x3,16" = Roller Ø7,75 mm
Ratio: 4,25 (Z=11/51)
CARBURETTOR
Model ...................................................Dell'Orto SHA
Diffuser................................................... Ø 12-14 mm
with lamellar inlet
AIR FILTER
Sponge
3
IGNITION
Type ............................................................electronic
Spark advance reference ............................... 1,5 mm
Spark plug............................................ NGK BR9 ES
FUEL
Running-in (500 km) ......................... unleaded petrol
Aferwords: ......................................... unleaded petrol
Fuel tank capacity ............................................... 9,5
Reserve (with mechanical operation).................. 1,5
Mixer oil tank capacity......................................... 1,3
Reserve (with warning light on the dashboard)... 0,5
correspondent to 20° before T.D.C.
according to the DIN 51607 standard
min. O.N. 95 (N.O.R.M.)
and 85 (N.O.M.M.)
according to the DIN 51607
min. O.N. 95 (N.O.R.M.)
and 85 (N.O.M.M.)
l
l
l
l
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