compression ratio YAMAHA YZF-R1 2018 Instructieboekje (in Dutch)
Nothing was found :-(
Try to search something different in this manual:
fuel tank capacity, jack points, ESP inoperative, headlight bulb, stop start, brakes, air condition, bluetooth
Popular in this manual:
ECU, fuel reserve, ECO mode, sensor, oil, radio, clock reset, ABS, engine, gas type, MPG, maintenance, clock setting, display, set clock, sport mode, radiator, lock, reset, phone, fuel, ESP
Or view whole manual here: