Two technicians are discussing "blowby." Technician A says that "blowby" is gases escaping past the valves. Technician B says that "blowby" is gases escaping past the rings. Which technician is correct?
A)Technician A
B)Technician B
C)Both technicians
D)Neither technician

Question

Quizplus · Accepted Answer

Blowby refers to gases that escape past the piston rings and into the crankcase. This can lead to decreased engine performance and increased oil consumption. Technician B is correct that blowby is caused by gases escaping past the rings.

Two Technicians Are Discussing "Blowby