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GENERAL INFORMATION
24
GB
Fuel system .............................................................. carburetor without mixer
Cooling system ............................................ forced liquid circulation by pump
Spark plug ............................................................................ NGK BR7 ES
Clutch .................................................................................. wet, multidisc
Transmission .................................................... 6-speed with front claw clutch
Exhaust valve ....................................centrifugal operation with reaction springs
Pinion (omologation) .......................................................................... Z 15
Pinion (race use) ................................................................................ Z 13
Rear sprocket (omologation) 250 - 300 cm
3
........................................... Z 45
Rear sprocket (race use) 250 - 300 cm
3
................................................ Z 49
Ignition .................................................................. DC-CDI without trembler,
with digital variable spark advance, Kokusan-type
Starting .............................................................. electric starter and kickstart
RR 250 RR 300
Primary drive 28/70 28/70
Gear ratio 1
st
gear 12/31 12/31
Gear ratio 2
nd
gear 15/28 15/28
Gear ratio 3
rd
gear 19/28 19/28
Gear ratio 4
th
gear 20/24 20/24
Gear ratio 5
th
gear 27/27 27/27
Gear ratio 6
th
gear 28/24 28/24
Final drive chain
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