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How Super Knock Can Destroy Modern Engines

New cars are trending towards downsized turbocharged engines using direct injection.

While these engines offer better efficiency and fuel economy,

This trend has increased the likelihood of engines Experiencing destructive super knock, which results from LSPI.

Low-Speed Pre-Ignition (LSPI) isn’t fully understood, But it can result in knock occurring, potentially destroying pistons, Connecting rods, and spark plugs.

Watch the video from Engineering Explained for more info:

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Light knock and super knock are different in how they occur in respect to spark plug timing, As super knock can occur without the spark plug ever firing.

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Ekster EU

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