On a typical in-line 6 cylinder, 4-stroke cycle diesel engine, when piston #5 is at TDC on it's compression stroke, which valves can be adjusted?
A) #5
B) #2
C) #4
D) #6

Question

Quizplus · Accepted Answer

In a 4-stroke inline 6-cylinder engine, when piston #5 is at TDC on its compression stroke, piston #2 is at TDC on its exhaust stroke, allowing its valves to be adjusted.

On a Typical In-Line 6 Cylinder, 4-Stroke Cycle Diesel Engine