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Formula 1

Why F1 Cars Throw Sparks: The Plank Rule, Explained

Why F1 cars throw sparks, what the plank under the floor really does, how the FIA measures the wear, and the 2026 rule change that follows McLaren in Vegas.

Why F1 Cars Throw Sparks: The Plank Rule, Explained
Aug 12, 2026 · 7 min read ·
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