Sri Lanka NVQ L3 Motorcycle Mechanic Practice Questions - Sri Lanka NVQ Level 3 Motorcycle Mechanic Written Examination Exam

What is the primary function of the piston rings in a motorcycle engine?

To seal the combustion chamber and prevent oil from entering it To connect the piston to the small end of the connecting rod To transfer heat directly from the cylinder head to the engine block To control the opening and closing of the intake and exhaust valves

Correct Answer:

To seal the combustion chamber and prevent oil from entering it

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