Engine Components Quiz

What is the function of the intake valve in an engine?

• Allows air-fuel mixture to be drawn into the combustion chamber

• Houses the crankshaft and connects to the engine's oil supply

• Seals the combustion chamber and maintains pressure

• Permits the remains of the burned fuel to leave the combustion chamber

Which component reduces noise from the engine's exhaust?

• Muffler

• Primer Bulb

• Crankgear

• Head Gasket

What is the role of the spark plug in an engine?

• Creates a spark to ignite the air-fuel mixture

• Filters the air entering the engine

• Stores the fuel that powers the engine

• Generates electrical power for the engine

What does the carburetor do in a small engine?

• Mixes air and fuel for combustion

• Seals the combustion chamber

• Houses the crankshaft

• Reduces engine noise

Which part helps convert the up-and-down motion of the pistons into circular motion?

• Crankgear

• Piston Rings

• Cooling Fin

• Throttle Plate

What is the function of the air cleaner in an engine?

• Filters the air entering the engine

• Stores the fuel for the engine

• Controls the engine's speed

• Creates a spark for ignition

Which component helps start the engine by forcing fuel into the carburetor?

• Crankgear

• Muffler

• Primer Bulb

• Head Gasket

What is the role of the crankshaft in an engine?

• Converts linear motion of pistons into rotational motion

• Seals the combustion chamber

• Stores fuel for the engine

• Filters air entering the engine

Which part of the engine helps keep it cool by increasing surface area?

• Throttle Plate

• Governor Lever

• Piston Rings

• Cooling Fin

What does the magneto do in an engine?

• Generates electrical current for the spark plugs

• Controls the engine's speed

• Stores fuel for the engine

• Seals the combustion chamber