Technician a Says That It Is Normal for the Piston

question 18

Multiple Choice

Technician A says that it is normal for the piston to remain stationary at TDC for a few degrees of crankshaft rotation. Technician B says that if the intake valve is open more at TDC than the exhaust valve, the cam is retarded. Who is right?

• A)Technician A only
• B)Technician B only
• C)Both A and B
• D)Neither A nor B