Q
what does choke do on engine
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A choke on an engine regulates the air-fuel mixture entering the engine's cylinders, crucial for the internal combustion process. Primarily used in carbureted engines, the choke restricts airflow at startup, increasing the fuel-to-air ratio to aid cold starts. It ensures the engine receives a richer mixture when cold, improving the ease and reliability of ignition. However, once the engine warms up, the choke should be disengaged to prevent flooding and ensure optimal engine performance by adjusting the mixture to the correct balance. Modern fuel-injected engines automate this process with electronic controls, rendering manual chokes mostly obsolete. Ensuring proper choke operation is vital for engine longevity and efficiency.
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