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| Engine |
Difference Between 4 Stroke Petrol Engine and 4 Stroke Diesel Engine
| |
| 4 Stroke Diesel Engine | 4 Stroke Petrol Engine |
| These engines work on the Diesel cycle | Works on the Otto cycle |
| The fuel is mixed with air inside the cylinder | Air and the fuel are mixed in a carburettor |
| Ignition is achieved with the help of the hot, compressed air. | Fuel is ignited with an electric spark |
| High compression ratio | Relatively low compression ratio |
| High power production | Relatively low amounts of power are produced in a Petrol engine |
| These engines work with fuels that have low volatilities | Highly volatile fuels are used in these internal combustion engines |
| Generally used in heavy vehicles such as trucks and buses | Used in light vehicles such as motorcycles and cars. |
| Relatively low fuel consumption | High fuel consumption. |
| High initial and maintenance costs | Comparatively low initial cost and maintenance cost |
| The temperature of the compressed air auto ignites the fuel | The charge is ignited with the help of spark plug |
| Low speed engine | High speed engine |
*SELF TYPED
*SOURCE: Internet and Books
*SOURCE: Internet and Books