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How Engines Work – The Four Cycle Process

Have you ever wondered how an engine works? The modern four-stroke engine is not that different from the first motor created by Nikolaus Otto in 1876. Despite all of the technical advancements such as electronic fuel injection, direct injection, variable valve timing, and more, an engine still operates through four different steps: Intake, Compression, Ignition, and Exhaust. In order to help you understand the basics of how an engine creates power from fuel, we put together this infographic.