EXAM QUESTIONS AND CORRECT ANSWERS
An intake valve will typically be open at 15 degrees ATDC during the intake stroke.
Group of answer choices
True
False - CORRECT ANSWERS True
Camshaft duration is the amount of time a valve stays open during engine operation measured
in milliseconds.
Group of answer choices
True
False - CORRECT ANSWERS False
Technician A says that valve lash can be adjusted on a cylinder that is at TDC and on the
compression stroke. Technician B says that feeler gauges are used when adjusting hydraulic
lifters. Who is correct?
Group of answer choices
A only
B only
Both A and B
Neither A nor B - CORRECT ANSWERS A only
Technician A says that it is possible to replace press-in type rocker arm studs with threaded ones
by milling, then using a tap to thread the boss in the head. Technician B says that it is good
practice to replace stamped steel rocker arms during an overhaul. Who is correct?
Group of answer choices