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The only difference between diesel engine and a four-stroke
gasoline engine is:
No sparkplug on Diesel engine.
Has a higher compression ratio.
(14:1 to 25:1)
Better fuel mileage
Intake Stroke:
Piston moves from TDC to BDC
creating vacuum in the cylinder
Intake valve opens allowing only
air to enter the cylinder and
exhaust valve remains closed
gasoline engine is:
No sparkplug on Diesel engine.
Has a higher compression ratio.
(14:1 to 25:1)
Better fuel mileage
Intake Stroke:
Piston moves from TDC to BDC
creating vacuum in the cylinder
Intake valve opens allowing only
air to enter the cylinder and
exhaust valve remains closed
