See also:

Engine serial number
The number is stamped on the engine as shown. ...

Tachometer
Tachometer The tachometer indicates engine speed in revolutions per minute (rpm). Do not rev the engine into the red zones. CAUTION: When engine speed approaches the red zone, shift to a hi ...

Fuel-filler cap
● Gasoline is extremely flammable and highly explosive under certain conditions. You could be burned or seriously injured if it is misused or mishandled. Always stop the engine and do ...