Difference between 2 stroke and 4 stroke engine

Question

Accepted Answer

2 stroke engines have power strokes every revolution, while 4 stroke engines have power strokes every other revolution.

2 stroke engines have a simpler design with fewer moving parts compared to 4 stroke engines.
2 stroke engines require a mix of oil and fuel for lubrication, while 4 stroke engines have a separate oil reservoir.
2 stroke engines produce more power for their size but are less fuel efficient than 4 stroke engines.
Examples: 2 stroke engines are commonly used in chainsaws, dirt bikes, and outboard motors, while 4 stroke engines are found in cars, motorcycles, and lawnmowers.

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