On cam-in-block (pushrod) engines, the part that rides on the cam lobe is called a(n) ____.
A) lifter
B) timing belt
C) valve
D) end thrust

Question

Quizplus · Accepted Answer

In cam-in-block (pushrod) engines, the part that directly contacts and rides on the cam lobe is known as a lifter (also called a tappet). The lifter transfers the cam lobe's motion to the pushrod and then to the rocker arm, which ultimately opens and closes the valve.

On Cam-In-Block (Pushrod) Engines, the Part That Rides on the Cam