CH 12 Engine Design and Classification

Most car engine have air cooling systems.

• True

• False

A four- stroke engine requires how many crankshaft revolutions per power cycle.

• 1

• 2

• 3

• 4

All gasoline engines use 4 valves per cyliner.

• True

• False

What does SOHC stand for?

• Single Option High Carburetor

• Single Overhead Cam

• Speed Outside Head Cam

• Single Overhead Carburetor

A hemi head combustion chamber is flat.

• True

• False

Where are the two typical locations for the engine camshaft?

• transmission and plugs

• overhead and in block

Technician A says gasoline engines are compression ignition engines. Technician B says compression ignition engines use spark plugs to ignite the fuel. Who is correct?

• Technician A

• Technician B

• Technician A & B

• Neither Technician A or B

Vehicle engine classification include each of the following except:

• Valve Location

• Type of Ignition

• Number of Cylinders

• Type of Drive Mechanism

In cam and block engines, pushrods are needed to operate the.......

• rockers & valves

• camshaft & valves

• camshaft & rockers

• all of the above

Normally car engines have how many cylinders.......

• 4

• 6

• 8

• all of the above