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Morini Franco Engines

50cc - 2 Stroke - Automatic

S6-E Electronic

 

 

 

ENGINE Two-Stroke Single Cylinder
CYLINDER Cast iron w/3 scavenge ports
BORE 39,0 mm
STROKE 41,7 mm
DISPLACEMENT 49,8 cc
INTAKE Reed valve w/3 flaps in crankcase
COMPRESSION RATIO 9,5 +/- 0,5 : 1
MAX POWER CRANKSHAFT 1,70 KW (2,30 HP) at 5000 rpm
MAX POWER WHEEL 1,58 KW (2,15 HP) at 5000 rpm
MAX TORQUE CRANKSHAFT 4,03 Nm at 3000 rpm
MAX RPM 7500 rpm
COOLING Natural air flow
CARBURATOR Dell'Orto SHA 14/12
Venturi = 12,0 mm
LUBRIFICATION Fuel with 2% oil mixture *OPTION - oil pump
Ratio 1 : 1,75
IGNITION Electronic magnetic flywheel.
External ignition coil.
GENERATOR *OPTION - 55W 12V A.C.
STARTER Kickstarter (forward kick)
CLUTCH Automatic centrifugal light 2-shoe oil bath clutch
PRIMARY TRANSMISSION Helical toothing gears. ratio 1 : 4,21 Crown Z=59 Sprocket Z=14
SECONDARY TRANSMISSION Chain 1/2" x 3/16" 7.75 mm Roll (sprocket Z=10)
CHAIN ALIGNMENT 55 mm
SPARK PLUG Champion L82 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 8,5 Kg

Project Specification - Click for Preview

 

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