Junior Weekly Quiz 10/29/2021

If an engine noise can be reduced or eliminated by shorting out an individual cylinder, the most likely cause is

• Worn timing gears

• A cracked flex plate

• Worn cam lobe or follower

• Worn connecting rod bearing

Engine oil performs which of the following functions?

• It helps cool the engine

• It lubricates the engine

• It cleans the engine

• All of the above

A 50/50 mixture of ethylene glycol and water in the cooling system

• Raises the boiling point

• Lowers the freezing point

• Requires changing at specific intervals

• All of the above

Coolant in the engine oil would MOST likely indicate a:

• Leaking water pump

• Stuck thermostat

• A leaking head gasket

• A leaking transmission cooler

In which of the following orders do the strokes of a four stroke cycle engine occur?

• Exhaust, intake, power and compression

• Compression, power, intake and exhaust

• Intake, compression, power and exhaust

• Power, exhaust, compression and intake

What is the purpose of the Camshaft?

• Open and Close the Valves

• Open the Valves

• Close the Valves

• Other

What is the purpose of the Valve springs?

• Open and Close the Valves

• Open the Valves

• Close the Valves

• Other

What is the name of this component?

• Camshaft

• Connecting Rod

• Crankshaft

• Piston Head

What is the name of this component?

• Camshaft

• Connecting Rod

• Crankshaft

• Piston Head

Which engine valve configuration has the camshaft in the cylinder block.

• OHC

• OHV

• DOHC

• Neither