Dan Harper wants to see an immediate improvement in results and performances in the IMSA WeatherTech SportsCar Championship, ...

Porsche Penske Motorsport arrives at Watkins Glen International on June 22 leading every IMSA WeatherTech SportsCar ...

Bid by defending champion Felipe Nasr and teammate Nick Tandy for fourth victory of season among stories to watch during IMSA ...

At Triarsi Competizione, James Calado is back with the team for the first time since Daytona, along with Andrew Waite. Waite ...

The premier prototype class has featured parity on the 11-turn, 3.4-mile road course in Watkins Glen, New York, where five ...

How to Watch IMSA at Watkins Glen. TV/STREAMING: The Sahlen's Six Hours of The Glen Detroit will be streamed on Peacock from flag to flag beginning at noon ET on Sunday, June, 22. NBC also will ...

Proton Competition also have their #5 Porsche 963 as part of their ongoing campaign in IMSA’s Endurance races, intertwined with the FIA World Endurance Championship. Only three GTP cars will run ...

Reigning Lamborghini Super Trofeo North America Pro class champion Ernie Francis Jr. will make his return to the single-make series at Watkins Glen International later this month, having been ...

The Portland-area based AR Motorsports team is new to IMSA – Merrill and co-driver David Hampton debuted in the series at Merrill’s home track of WeatherTech Raceway Laguna Seca – and to ...

LAGUNA SECA – A petition with over 700 signatures in a little over a week is calling for a permanent bike course to be established within the Laguna Seca Recreational Area.

IMSA teams at Le Mans are headlined by Porsche Penske Motorsport, which is having an all-time superlative season in IMSA's GTP category. The chase for Porsche's 20th overall Le Mans win, Roger ...