Which of the following ring arrangements would be most common on current medium and large bore truck diesel engines?
A) one compression, one oil control
B) two compression, one oil control
C) three compression, two oil control
D) four compression, two oil control

Question

Quizplus · Accepted Answer

Medium and large bore truck diesel engines typically use two compression rings and one oil control ring. This configuration provides a balance between sealing the combustion chamber effectively and controlling oil on the cylinder walls.

Which of the Following Ring Arrangements Would Be Most Common