What do NASA’s Spec E30 and the SCCA San Francisco Region Spec Miata have in common? Besides being spec racing series, both have named Maxxis as a tire supplier–specifically, they'll be using the brand's Victra RC-1.
Spec E30 recently announced a three-year deal with Maxxis that would make the RC-1 the official tire of the series. Those competing in Spec E30 will …