Technician a Says That a Crankshaft Must Make Two Full

question 12

Multiple Choice

Technician A says that a crankshaft must make two full rotations for the camshaft to make one. Technician B says that some engines vary the valve timing during operation to increase performance. Who is correct?

• A) A only
• B) B only
• C) Both A and B
• D) Neither A nor B

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