After 10 hours of running on Wednesday at Sebring International Raceway, Porsche Penske Motorsport’s Mathieu Jaminet set the ...

"The subhead is perfect—the turbulent years," said editor Ingram. "IMSA loses Camel GT money—the tobacco money—which was hugely important all those years. Then they replaced that with Exxon.

Even back in 1976, it took serious money to build and race a competitive IMSA Camel GT car, and most successful competitors ...

Heylen in the No.34 Conquest Racing Ferrari 296 GT3 led the first day of IMSA’s Sanctioned Test at Sebring International ...

The first 60 minutes and last two hours will air on NBC. USA, IMSA.TV and YouTube will share the middle portions. After that, IMSA, NASCAR’s sports-car cousin, will hibernate for six weeks.

While the GT’s output can’t match the 710bhp of the IMSA-GTO it’s inspired by, performance figures aren’t too far off – the racer managed a 3.1sec 0-62mph time and a 193mph top speed.