TEN INTERESTING THINGS ABOUT FOUR STROKE CYLINDER ENGINE

 1. Intake Stroke: 

In the first stroke, the intake valve opens, and the piston moves down the cylinder, allowing the air-fuel mixture to enter the combustion chamber. This stroke is crucial for preparing the engine for combustion.

four stroke cylinder steps

2. Compression Stroke: 

Following the intake stroke, the intake valve closes, and the piston moves back up the cylinder, compressing the air-fuel mixture. This compression increases the efficiency of combustion, leading to a more powerful explosion.

3. Combustion Stroke: 

Once the air-fuel mixture is compressed, the spark plug ignites it, causing a controlled explosion. This rapid expansion of gases forces the piston down the cylinder, generating power to drive the engine.

4. Exhaust Stroke: 

After combustion, the exhaust valve opens, and the piston moves back up the cylinder again. This stroke expels the burned gases produced during combustion, preparing the engine for the next cycle.

5. Valve Configuration: 

Four-stroke engines typically have an overhead camshaft configuration, which uses camshafts to control the opening and closing of intake and exhaust valves. This design contributes to precise timing and efficient engine performance.

6. Reduced Noise and Vibration: 

Compared to two-stroke engines, four-stroke engines generally produce less noise and vibration due to the smoother power delivery and combustion cycles. This makes them more comfortable for both drivers and passengers.

7. Better Fuel Efficiency: 

Four-stroke engines are known for their improved fuel efficiency compared to two-stroke engines. The separate strokes allow for better control over the combustion process, resulting in more complete burning of the fuel.

8. Wider Power Band: 

Four-stroke engines often have a broader power band, providing a more even and consistent delivery of power across different RPM (revolutions per minute) ranges. This characteristic makes them versatile for various driving conditions.

9. Environmental Considerations: 

Four-stroke engines generally produce fewer emissions than two-stroke engines, making them more environmentally friendly. This is due to better combustion efficiency and the ability to incorporate advanced emission control technologies.

10. Common in Automotive Applications: 

Four-stroke engines are widely used in automotive applications, powering most cars, trucks, and motorcycles. Their reliability, efficiency, and smoother operation make them a preferred choice for mainstream transportation.