MODENA ENGNINE KK3 KZ SHIFTER

The main innovations are:

Nuovo design.
Architecture conceived to keep the overall dimensions and weights to a minimum.
Changed crankcase cylinder position.
Water-cooled gearbox to lower the temperature of the lubricating oil and to contain the amount of oil.
Dismountable head assembled by interference to improve heat exchange.
New crankshaft with connecting rod length 110.2 mm
New cylinder
Reed pack with new flow guide

Engine Information :

• Cilinder 125 cc
• Homologation 032-EZ-01
• Category 125 KZ2/KZ1
• Bore/stroke 54 x 54,43 mm
• Max power n.d.
• Max rpm 15000 rpm
• Cooling Water
• Ignition SELETTRA
• Transmission 6 speed gearbox
• Clutch 5 dry disks
• Inlet type Reed Valve
• Carburetor Dell’Orto VHSH 30
• Connecting rod length 110.2 mm
• Combustion chamber vol. Minimo 11 cc
• Number of transfers 5
• Number of exhaust ports 3
• Main transfer opening n.d.
• Height of secondary ports n.d.
• Central pouring height n.d.
• Discharge height n.d.
• Expansion muffler Expansion
• petrol mixture 4%
• Dry weight 17.5 kg