See also:

Fuel-filler cap
The fuel-filler cap is a ratcheting type. Turn the cap counterclockwise to remove. To tighten, turn the cap clockwise until ratcheting clicks are heard. Put the fuel-filler cap on the cap hol ...

Temperature
High temperatures accelerate the rate of corrosion to those parts which are not well ventilated. ...

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