Valve Quiz

Where would you find a camshaft in an overhead valve type engine?

• Cylinder head

• Sump

• Cylinder block

• Rocker cover

What presses the valve down on an OHV engine?

What are the two main types of valves found in engines?

• Inlet valve

• Poppet valve

• Mushroom valve

• Onion valve

What constructional properties do exhaust valves have?

• Filled with sodium

• Thicker material

• Heat treated to make them stronger

• Always smaller than inlet valves

Valves that look identical can be interchanged, true or false?

What are valve guides usually made of?

What is the usual valve face angle set to?

• 20-30 degrees

• 30-40 degrees

• 30-45 degrees

• 35-50 degrees

What type of valve seals are used in a cylinder head?

• O-ring type

• Umbrella type

• Spring type

• Poppet type

What does VVT stand for?

Which is not a fault from valve timing?

• Poor cylinder scavenging

• Burnt valve

• Overheating

• Oil leaking