What safety precautions should be taken when working on a running engine?

• Exhaust fume

• Hot engine components

• High pressure systems

• All answers are correct

Which one of the following component is normally found on four-stroke petrol engines?

• Reed valve

• Spark plug

• Glow plug

• Transfer port

Which one of the following component is normally found on four-stroke diesel engines?

• Reed valve

• Spark plug

• Glow plug

• Transfer port

Which of the following component is normally found on two-stroke petrol engines?

• Intake port

• Exhaust port

• Transfer port

• All answers are correct

Four-stroke cycle for a petrol engine is...

• Intake, Spark, Combustion, Exhaust

• Intake, Transfer, Combustion, Exhaust

• Intake, Compression, Power, Exhaust

• Intake, Compression, Spark, Power

Four-stroke cycle for a diesel engine is...

• Intake, Glow, Combustion, Exhaust

• Intake, Transfer, Combustion, Exhaust

• Intake, Compression, Power, Exhaust

• Intake, Compression, Glow, Power

On some two-stroke engines, reed valve is used to replace...

• Intake port

• Exhaust port

• Spark plug

• Piston

What position are the valves in during the power stroke?

• Inlet open,

  Exhaust open

• Inlet closed, Exhaust open

• Inlet open,

  Exhaust closed

• Inlet closed,

  Exhaust closed

On four-stroke diesel engine, how does diesel fuel enter the combustion chamber?

• Through injector

• Through inlet port

• Through transfer port

• Through reed valve

Which engine component converts piston's reciprocating motion into rotating motion?

• Piston pin

• Crankshaft

• Camshaft

• Connecting rod