Author Question: Valve ________ occurs when both valves are open at the same time at the end of the exhaust stroke ... (Read 378 times)

renzo156 · **on:** Jun 23, 2018

Valve ________ occurs when both valves are open at the same time at the end of the exhaust stroke and at the beginning of the intake stroke.

A) Inversion B) Rotation C) Overlap D) Collision

Question 2

Pressed-in valve ________ are used in aluminum heads

A) Guides B) Seat inserts C) Springs D) Both A and B