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GENERAL INFORMATION
23
GB
Lubrication ............................................................................. 2 oil pumps
Cooling system ......................................... forced liquid circulation by pump
Spark plug .................................................................... NGK LKAR 8A - 9
Clutch ..................................................................................wet, multidisc
Transmission .................................................. 6-speed with front claw clutch
Valve gear .................................................................................. 4 valves
Ignition ................................................................ DC-CDI without trembler,
with digital variable spark advance, Kokusan-type
Starting ............................................................. electric starter and kickstart
Version RR 390 RR 430 RR 480
Primary drive 28/76 31/73 31/73
Gear ratio 1
st
gear 12/31 12/31 12/31
Gear ratio 2
nd
gear 15/28 15/28 15/28
Gear ratio 3
rd
gear 19/28 19/28 19/28
Gear ratio 4
th
gear 20/24 20/24 20/24
Gear ratio 5
th
gear 27/27 27/27 27/27
Gear ratio 6
th
gear 28/24 28/24 28/24
Final drive
Homolog.
Competition*
Homolog.
Competition*
Homolog.
Competition*
15/45 13/49
15/45 13/48 15/45 13/48
* - This change makes the vehicle not complying with the Highway Code. Use should be limited
to private circuits and routes closed to traffic.
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