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Usually they run alchohal, but in dirt trak cars, they might use regular gasoline.

It depends on the racecar; Nascar cars use 110 octan leaded gasoline, Indy cars use pure methanol, and Drag cars use Nitro methan.

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14y ago
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15y ago

Some use Nitrogen, although the benefits are marginal.

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14y ago

The official fuel of Nascar is Sunoco 260 GTXracing gasoline. It is a 98 octane unleaded fuel, specifically engineered for high-performance engines.

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Q: What gas is ussed in racing car tiers?
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