Automotive Engine Quiz

A head with all its parts removed is called a(n) _____ cylinder head.

• stripped

• basic

• bare

• empty

In a cam-in-block engine, the part of the valve train riding directly on the cam is the _____.

• plunger

• push rod

• rocker arm

• valve lifter

Which of the following valve face angles is normally found in passenger car engines?

• 60°

• 45°

• 25°

• 75°

The length of a valve spring when removed from the engine is called the ____ length.

• closed

• open

• free

• unstressed

An umbrella valve seal is shaped like a cup and keeps oil from being drawn into the cylinder head port and combustion chamber.

• True

• False

A valve guide that is part of the cylinder head casting is called an integral valve guide.

• True

• False

The crankshaft is usually considered part of the engine top end.

• True

• False

Stellite valves have a special hard coating to prolong their service life.

• True

• False

To prevent carbon buildup on the valve face, a valve rotator is often used.

• True

• False

Hydraulic valve lifters operate quietly because they maintain ​ (a)   valve clearance.

• Constant pressure

• Oil flow

• Engine temperature

• zero