Jack Aitken talks IMSA, NASCAR interest and his lone Grand Prix start.

IMSA President John Doonan has reaffirmed the sanctioning body’s long-term commitment to top-class prototype convergence with the ACO and FIA, although expects “evolutionary updates” to the ...

A total of 30 cars are set for the first Porsche Carrera Cup North America event on an IMSA weekend since the season-opener at Sebring International Raceway in March. It comes amid back-to-back ...