recommended oil YAMAHA WHY 50 2003 Instructieboekje (in Dutch)
Nothing was found :-(
Try to search something different in this manual:
  infotainment, battery capacity, climate settings, TPMS, water pump, bulb, jacking, change key battery  
Popular in this manual:
ESP, open gas tank, ABS, ECU, gas type, air filter, ECO mode, lock, MPG
Or view whole manual here:
