All gasoline sold in the United States is required to contain effective detergent additives. Use of additional detergents or other additives is not needed under normal conditions and would result in additional cost. Therefore you should not have to add anything to the fuel.
See also:
Wheels
RIMS AND TYRES
Pressed steel or alloy rims. Tubeless tyres with radial carcass. The homologated
tyres are listed in the Log book.
IMPORTANT In the event of discrepancies between the information ...
Set clock (Clock Adjust.)
During setting, the clock is displayed in 24h mode regardless of the set clock
mode (12h/24h).
To set the clock (hours - minutes) proceed as follows:
...
Engine marking
Engine marking is stamped on the crankcase on gearbox side and includes the model
and the chassis number. ...