Engine fundamentals part lll

Which of the following does not refer to timing gears?

• Used on heavy-duty applications

• Dependable and long lasting

• Very quiet

• All of the above

High-frequency movement resulting from the twisting and untwisting of the crankshaft is called:

• Engine knock

• After-running

• Oscillating vibration

• Harmonic vibration

Which of the following is used to control the high frequency movement that results from crankshaft twisting?

• Vibration damper

• Crankshaft pulley

• Harmonic balancer

• Both A and C

Which of the following normally operates belts for the alternator, water pump, and other units?

• Auxiliary chain

• Timing sprockets

• Vibration damper

• Crankshaft pulley

All of the following are basic types of camshaft drives except:

• rod drive

• belt drive

• gear drive

• chain drive

A camshaft drive must turn the camshaft at:

• Twice crankshaft speed

• Crankshaft speed

• One-half crankshaft speed

• None of the above

The two gears that operate the camshaft are the:

• Helical and spur gears

• Crankshaft and camshaft gears

• Countershaft and crankshaft gears

• Camshaft sprocket and pulley gears

Which of the following transfers power from the crankshaft sprocket to the camshaft sprocket?

• Spur gears

• Timing idler

• Timing chain

• Timing gears

Which of the following devices is used to prevent chain slap?

• Chain guide

• Auxiliary chain

• Timing sprocket

• Chain link

A timing belt mechanism contains each of the following except:

• Timing belt

• Belt damper

• Cam sprocket

• Belt tensioner