Ullman turned the runways, taxiways and access roads into a circuit, and the Sam Collier 6 Hour Memorial race took place on ...
The new addition to the Grand Touring Prototype category will pit a roaring engine against a field of hybrids as the prototype platform from the WEC Series makes its IMSA debut.
Porsche Penske Motorsport seeks to extend its championship lead at the 2025 IMSA Twelve Hours of Sebring after a strong start in Daytona.
IMSA officials have already docked the Valkyrie by nearly 15 horsepower in the new Balance of Performance released after ...
When the NASCAR Cup Series races at Circuit of the Americas (COTA) this Sunday in Austin, Texas, the road course will look different than in years past.
A new racing surface, Goodyear tires and course design -- shorter without a long straightaway -- await the drivers. Using the ...
The NASCAR Cup Series heads to the Lone Star State this weekend for road course racing in Austin, Texas. The Circuit of The Americas plays host to the third rac ...
There was no time to waste in Motul Pole Award qualifying for the Grand Touring Prototype (GTP) class at the 73rd Mobil 1 ...
A new layout awaits NASCAR's return to Circuit of ... claimed victories in the Rolex 24 at Daytona and the 12 Hours of Sebring. Zilisch is competing in a fourth Trackhouse Racing entry, the ...