During an engine overhaul, the crankshaft is often the most heavily inspected and potentially replaced component, as it's critical to the engine's function and can suffer significant wear.
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AWD systems don't necessarily provide better braking than two-wheel drive (2WD) systems; braking performance depends more on tire quality and the anti-lock braking system (ABS).
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The first HUDs weren't for fighter jets; they were initially developed for bombers in World War II to help pilots navigate and bomb targets more accurately.
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