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and 22.75 USgal of fuel during warmup, burnout, staging, and the quarter-mile run.

Top Fuel engines

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Rules

Like many other motor sport formulas originating in the United States, NHRA-sanctioned drag racing favors heavy restrictions on engine configuration, sometimes to the detriment of technological development. In some cases, teams are required to use technologies that are decades old, resulting in cars that may seem substantially

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