Morini Moped Engines

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The most common Franco Morini engines used on mopeds. All information is for Factory Stock engines unless otherwise noted.


MO1

Franco Morini MO1 Engine breakout diagram.

Manufacture Years: 1976-79

  • Displacement: 49.6 CC
  • Compression Ratio: 8:1
  • Compression: 110 lbs. (70 lbs. min.)
  • Intake: Piston port
  • Cooling: Air Cooled
  • Bore: 40.4 mm
  • Stroke: 40.0 mm
  • Ignition: Magneto 6V 23W
  • Flywheel: Counter Clockwise
  • Point Gap: .014-.018 (.35mm-.45mm)
  • Ignition Timing: 23° BTDC
  • Spark Plug: NGK BP6ES
  • Ignition Coil: Frame Mounted
  • Transmission: Single speed automatic
  • Transmission Oil Capacity: 1 Pint 20W Non-Detergent
  • Clutch: Single Centrifugal

MO2

Manufacture Years: 1977-80

  • Displacement: 49.6 CC
  • Compression Ratio: 8:1
  • Compression: 110 lbs. (70 lbs. min.)
  • Intake: Piston port
  • Cooling: Air Cooled
  • Bore: 40.4 mm
  • Stroke: 40.0 mm
  • Ignition: Magneto 6V 23W
  • Point Gap: .014-.018 (.35mm-.45mm)
  • Ignition Timing: 23° BTDC
  • Spark Plug: NGK BP6ES
  • Ignition Coil: Frame Mounted
  • Transmission: Dual Speed Automatic
  • Transmission Oil Capacity: 1 Pint 20W Non-Detergent
  • Clutch: Dual Centrifugal