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10 votes
10 votes
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

User Copyflake
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1 Answer

21 votes
21 votes

Answer:

both technicians are correct

Step-by-step explanation:

User Alexander Nenashev
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