If the engine stops with a piston down in its cylinder and the valves are closed, the engine will be ____ and the crankshaft will not be able to turn.
A) overheated
B) blocked
C) hydrolocked
D) cooled

Question

Quizplus · Accepted Answer

Hydrolocking occurs when a liquid, typically water, enters the cylinder. With the piston down and valves closed, if liquid fills the cylinder, it prevents the piston from moving because liquids are incompressible, thus stopping the crankshaft from turning.

If the Engine Stops with a Piston Down in Its