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Morini Franco Engines

50cc - 2 Stroke - Automatic

S6-S Sport

 

 

 

 

 

 

ENGINE Two-Stroke Single Cylinder
CYLINDER Light alloy with chromium plated liner w/6 scavenge ports
BORE 39,0 mm
STROKE 41,7 mm
DISPLACEMENT 49,8 cc
INTAKE Reed valve w/4 flaps in crankcase
COMPRESSION RATIO 14,5 +/- 0,5 : 1
MAX POWER CRANKSHAFT 6,91 KW (9,4 HP) at 11000 rpm
MAX POWER WHEEL 6,47 KW (8,8 HP) at 11000 rpm
MAX TORQUE CRANKSHAFT 6,39 Nm at 10000 rpm
MAX RPM 13500 rpm
COOLING Natural air flow
CARBURATOR Dell'Orto PHBG
Venturi = 19,0 mm
LUBRIFICATION Fuel with 2% oil mixture *OPTION - oil pump
Ratio 1 : 1,65
IGNITION Electronic magnetic flywheel with internal rotor and microprocessor ignition timing management. External ignition coil.
GENERATOR -
STARTER Kickstarter (forward kick)
CLUTCH Automatic centrifugal superlight 3-shoe adjustable oil bath clutch
PRIMARY TRANSMISSION Straight toothing gears Z=59/14 Ratio 1 : 4,21
SECONDARY TRANSMISSION Chain 1/2" x 3/16" 7.75 mm Roll (sprocket Z=10)
CHAIN ALIGNMENT 55 mm
SPARK PLUG ChampionN82/NGK B10EGV M14 x 1,25
FUEL EURO unleaded NC 623-02
R.O.N. 95
LUBRIFICATION OIL TYPE AGIP 2T, IP 2T, CASTROL 2T, CASTROL TTS
OIL CAPACITY ENGINE 0,17 Kg type SAE 20W
DRY WEIGHT 8,0 Kg

 

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