APRILIA RS 250 - 1998 Manual page 84

WHEEL RIMS Type.............................................................. light alloy
Front ............................................................. 3.5 x 17"
Rear.............................................................. 4.5 x 17"
TYRES FRONT ......................................................... 120 / 60 ZR x 17"
- Inflation pressure for solo rider...................
- Inflation pressure for rider
and passenger...........................................
REAR ........................................................... 150 / 60 ZRx 17"
- Inflation pressure for solo rider...................
- Inflation pressure for rider
and passenger...........................................
IGNITION Type.............................................................. CDI
Spark advance ............................................. 10˚ ± 2˚ before TDC
SPARK PLUGS Standard....................................................... NGK BR9 ECM
Alternative (lower heat rating)....................... NGK BR8 ECM
Alternative (higher heat rating) ..................... NGK BR10 ECM
Spark plug gap ............................................. 0.7 ¸ 0.8 mm
84 use and maintenance RS 250
190 kPa (1.9 bar)
190 ± 10 kPa (1.9 ± 0.1 bar)
220 kPa (2.2 bar)
240 ± 10 kPa (2.4 ± 0.1 bar)