IMSA’s endurance classic returns with GTP heavyweights, tricky conditions and a wide-open path to victory. Caddy vs. Porsche ...

The team revealed its two factory Porsche 963s will run in a special retro-inspired livery at the Mobil 1 Twelve Hours.

Russian composer Igor Stravinsky may have celebrated The Rite of Spring (aka Le Sacre du printemps) nearly half a century before Russian-American aeronautical engineer Alec Ulmann founded what was ...

Porsche Penske Motorsport will run special Mobil 1-themed liveries on its pair of factory Porsche 963s in this weekend’s Mobil 1 Twelve Hours of Sebring, celebrating Porsche and ExxonMobil’s ...

A total of 55 IMSA WeatherTech Championship cars unloaded Wednesday morning for this weekend’s Mobil 1 Twelve Hours of ...

The #6 Porsche 963 will carry blue accents while the sister #7 car will feature red accents. Australia’s Matt Campbell ...

The look celebrates both the 30th anniversary of a partnership with Mobil 1 and the 75th anniversary of Porsche's motorsport ...

A pioneer of American road racing who elevated the sport by his participation, Bob Tullius died on Monday at his home in Port ...

IMSA Hall of Famer Robert Charles “Bob” Tullius, a success on the racetrack and an innovator away from it, died Monday at age 95 in Port Orange, Fla. – only a few miles from Daytona International ...

The team is certainly hoping to continue its success after winning the Rolex 24 at Daytona in January.

Porsche Penske Motorsport’s pursuit of the Mobil 1 Twelve Hours of Sebring prize is off to a good start this morning: Nick Tandy set the fastest time in the opening practice session aboard the No. 7 ...