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What are differences between diesel and petrol engines?

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Differences between diesel and petrol engines are;

  • Diesel engine uses uses diesel as fuel while petrol engine uses petrol has fuel.
  • Diesel engine has an injector pump while petrol engine has a carburettor
  • Diesel engine while produces a lot of smoke petrol engine produces little smoke.
  • Diesel engine is heavy in weight and suited for heavy duties while petrol engine is light in weight and suited for light duties.
  • Diesel engine has high air compression ratio while petrol engine has low air compression ratio.
  • Diesel engine has low operation costs while petrol engine has high operation costs.
  • Diesel engine, the ratio of air to fuel is not while petrol engine, the ratio of air to fuel is constant.
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