CH. 13 TOP End Construction

The most common valve seat angles are........

• 25 and 35 degrees

• 45 and 35 degrees

• 45 and 30 degrees

• none of the above

Cam lobe shape can be used to control.....

• When each valve opens in relation to piston position

• How long each valve stays open

• How far each valve opens

• all of the above

The distance the valve opens is........

• valve lift

• valve duration

• pop it valve

• valve degree

The time the camshaft holds the valve open is called.....

• valve lift

• valve duration

• valve degree

• valve timing

What component is not part of the engine top end?

• head casting

• valve

• intake manifold

• piston

What type of cylinder head material always uses replaceable guides and seats?

• cast iron

• aluminum

• thermal plastic

• steel

Where is the camshaft located?

• on the top of the cylinder head

• in the center of the engine block

• in the intake manifold

• both on top of the cylinder head and in the center of engine block

A pre-chamber cup would be found on a...........

• gasoline motor

• diesel motor

• rotary motor

• electric motor

Cylinder head combustion chambers are........

• pent roof type

• hemi type

• wedge type

• all of the above

What is the function of the engine's valve train?

• to control the flow of air and fuel

• to control the piston and crankshaft timing

• to control the engine's ignition timing

• all of the above