Practice question

Which of the following best describes the function of a cylinder head on a motorcycle engine?

It houses the valves, spark plug and combustion chamber, sealing the top of the cylinder
It stores the engine oil supply for lubrication
It converts alternating current to direct current for the charging system
It transmits power from the engine to the rear wheel

Answer: A — It houses the valves, spark plug and combustion chamber, sealing the top of the cylinder

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