Technician A says that if the ring end gap is excessive, blowby gases can travel past the rings and into the crankcase. Technician B says that piston rings usually include three compression rings at the top of the piston and an oil control ring below the compression rings. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
A
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Fill in the blank(s) with the appropriate word(s).
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