Chapter 10 Crankshaft & Blocks

What is another name for a core plug?

• Retainer plug

• Frost plug

• Sand plug

• Block plug

Seasoning of cast iron components requires ______.

• Multiple hot and cold cycles

• An extended heat cycle

• Extreme cold conditions

• All of these are correct.

Advantages of compact graphite iron may include ________.

• Lower tensile strength

• Reduced stiffness

• Weight reduction

• All of these are correct

Which of the following is correct concerning cylinder block material?

• Most cylinder blocks are manufactured from cast iron.

• Aluminum is popular in many light-duty European diesels from Mercedes and Volkswagen.

• Both A and B

• Neither A nor B

Typically, induction hardening is effective to no more than ________ deep.

• 0.02" (0.51 mm)

• 0.03" (0.76 mm)

• 0.04" (1.01 mm)

• 0.06" (1.52 mm)

What is the appropriate tool to verify TIR?

• Feeler blades

• Protrusion gauge

• Dial indicator

• Height gauge

A misaligned flywheel housing may produce which of the following?

• Input shaft bearing failure

• Vibrations

• Rear main leaks

• All of these are correct

An elastomeric dampener's inner hub is mounted to what?

• Nothing—it is free running

• The crankshaft

• The camshaft

• The inside of the dampener assembly

Which block design is known for its smooth operation?

• Ladder frame

• Tunnel bore

• Cross bolted

• Deep skirt

What is an advantage of the dry sleeve block?

• Using a dry cylinder sleeve provides the great advantage of quick restoration of the cylinder block to original specification through the installation of new sleeves.

• Dry sleeved blocks tend to weigh more than parent bore blocks.

• Both A and B

• Neither A and B