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Massimo MSU 300 - Page 5

Massimo MSU 300
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5
Form:four-stroke、water cooling、single cylinder horizontal type、roof valve、
Carburetor type.
Cylinder diameter(mm): 72.75
Travel(mm): 66.8
Cylinder volume(mL): 278
Compressed ratio: 10:1
Exhaust quantity of engine(mL): 278
Maximal power (kw/r/min): 16/6500
Maximal torque(N·m/r/min): 23/5500
Rated power (kw/r/min): 13.8/6500
Lowest fuel consuming rate (g/Kw·h): 340
Idling speed (r/min): 1500±10%
Ignition type: TCI(digital)
Start type: electronic start
Fuel category: RQ-93 lead-free gasoline
Lubricating oil category: SAE 15W—40
Engraved position of factory number: Upper surface on rear part of left
crankcase
Ignition ahead angle(°/r/min): 10/1500
32/1500
Lubricating type: Pressure and splash lubricating type
Engine oil pump type: trochoid type
Water pump type: centrifugal type
Carburetor type:Y28V5
Magnetoelectrical machine type:TCI exterior spring flywheel magnetoelectrical
machine(Power supply voltage 12V)
Spark plug type:DR8EA(NGK)
Clutch type: dry type、automatic centrifugal type
Automatic shift ratio:2.20~0.88∶ 1
(IV)、Chassis
1. Clutch and transmission: tapered plate belt transmission, stepless shift
2. Reverse gear device of main transmission:
Main transmission: High Speed Gear: 19/27
Low Speed Gear: 27/19
Reverse Gear: 22/15
3. Driving type: 4×2 rear wheel drive; shaft transmission。
4. Suspension:
Front suspension: swing arm type independent suspension.
Rear suspension: whole type rear axle、absorber type non-independent