Beta RR 390 Manual page 95

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
Version
Primary drive
Gear ratio 1
st
Gear ratio 2
nd
Gear ratio 3
rd
Gear ratio 4
th
Gear ratio 5
th
Gear ratio 6
th
Final drive
* - This change makes the vehicle not complying with the Highway Code. Use should be limited
to private circuits and routes closed to traffic.
Valve gear .................................................................................. 4 valves
Ignition ................................................................ DC-CDI without trembler,
Starting .............................................................electric starter and kickstart
RR 390
28/76
gear 12/31
gear 15/28
gear 19/28
gear 20/24
gear 27/27
gear 28/24
Homolog. Competition* Homolog. Competition* Homolog. Competition*
15/45 13/49 15/45 13/48 15/45 13/48
with digital variable spark advance, Kokusan-type
RR 430
31/73
12/31
15/28
19/28
20/24
27/27
28/24
23
1
RR 480
31/73
12/31
15/28
19/28
20/24
27/27
28/24
GB