Technician A says worn valve stem seals can increase oil consumption. Technician B says worn valve stem seals can cause valve deposits. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B

Question

Quizplus · Accepted Answer

Both Technician A and Technician B are correct. Worn valve stem seals can lead to increased oil consumption because they allow oil to leak into the combustion chamber. This same leakage can also cause valve deposits as the oil burns and leaves residue on the valves.

Technician a Says Worn Valve Stem Seals Can Increase Oil