Spec Miata is the most popular road-racing class in the United States, and it is the best value in wheel-to-wheel motorsport.
The class runs NA and NB Miatas (1.6 and 1.8) to a tight, controlled rulebook. Everyone runs the same tires, the same power window, spec dampers, and a spec set of allowed modifications. The point is parity: races are won by the driver, not the checkbook.
What a build includes
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