The engines

DOWNSLIDEUP
DOWNSLIDEUP
M 67
F.N.
Fabrique Nationale d'Armes de Guerre
Herstal - Liège
Belgique

Type: 4 stroke OHV (Over Head Valve)
Alesage x Course: 85 x 87 mm
Capacity: 493,6 cc
Volumetric ratio:
Power: hp at rpm
Max RPM: rpm
Ignition: Magnéto
Alimentation: Carburateur
Clutch: yes
Gear(s): 3
Consumption:

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