See also:

Engine
This spark ignition system complies with the Canadian standard ICES-002. ...

Explanation of general maintenance items
Additional information on the following items with “ * ”is found later in this section. ...

Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended can cause persistent, heavy “spark knock.” (“Spark knock” is a metallic rapping noise.) If severe, this can lead to ...