All of the following could cause noise in the valvetrain EXCEPT ________.
A) oil level too high
B) oil level too low
C) an original equipment oil filter
D) worn cam lobe

Question

Quizplus · Accepted Answer

An original equipment oil filter would not directly cause noise in the valvetrain. However, if the oil filter is not functioning properly, it could result in inadequate lubrication and cause valvetrain noise. The other options - oil level too high, oil level too low, and worn cam lobe - can all cause noise in the valvetrain.

All of the Following Could Cause Noise in the Valvetrain