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Flashcards in 190201b Deck (12)
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1
Q

Describe the cylinder block of an engine

A
  • forms a rigid foundation for major engine components
  • contains passageways for coolant and oil
  • provides mounting surfaces for accessories
2
Q

Part of the cylinder block that contains and supports the crankshaft is called:

A

Main bearing bores

3
Q

A typical in-line cylinder block has its cylinders numbered, staring from the:

A

Front of the block

4
Q

The banks of a “vee” type engine are normally identified as:

A

Left and right, from the rear of the engine

5
Q

The term “enbloc” is used to describe a cylinder block that is:

A

A one piece casting

6
Q

Alloy cast iron is used for engine block material due to its:

A

Strength

7
Q

The outside diameter of a dry liner must fit the cylinder block correctly, why?

A
  • to allow heat transfer from the liner to the block material
  • to support the liner
8
Q

What is a wet type cylinder liner?

A

They are in direct contact with coolant

9
Q

Removable cylinder liners are used:

A

To allow easy replacement of worn cylinder bores

10
Q

The purpose of a liner’s firewall is to:

A

Reduce the pressure and heat acting on the head gasket

11
Q

A modular cylinder block design is used:

A

When engine size makes a one-piece block unmanageable

12
Q

Leaking o-rings on a wet liner cause:

A

Coolant to enter the crankcase