Porsche Motorsports North America will undergo a leadership change as Dr. Daniel Armbruster steps in to replace Jens Walther on Sept. 1. Walther, who has overseen considerable growth and built strong relationships for the German brand since taking charge of PMNA in 2010, moves home to the Porsche factory in...

GAINSCO /Bob Stallings Racing team members spent a couple weeks at Porsche Motorsport North America building their new 911 GT3R racer. As Pirelli World Challenge, and racing in general, has evolved form do-it-yourself racecars into off-the-shelf homologated machinery, one of the things that has been lost is an intimate knowledge...

2015 Continental Tire SportsCar Challenge Street Tuner class champions CJ Wilson Racing has announced its intention to graduate full-time to the Grand Sports class of the series for 2016. The Austin, Texas based team will run two new Porsche Cayman GT4 Clubsport cars in all 10 races starting at the...

IMSA announced that Porsche Motorsports North America has received a penalty of 35 manufacturer points in the GT Daytona class for a technical rules infraction discovered in post-race inspection on May 3 at Mazda Raceway Laguna Seca.IMSA discovered an aerodynamic component construction that was not previously approved through the necessary...

Flying Lizard Motorsport and K-PAX Racing, which announced a partnership for the Pirelli World Challenge last month, have announced two significant expansions in their 2015 racing platform. The joint team will make available a customer McLaren 650S as the third car to join their two existing professional entries in Pirelli...

The first ANDIAL-prepared Porsche 911 GT3 Cup racecar, owned by Porsche Club of America (PCA) member Klaus Viljanmaa, has been completed and is now running in PCA events, signaling the start of completion of five specially prepared ANDIAL Edition racecars.Ever since ANDIAL founders, the late Arnold Wagner, Dieter Inzenhofer and...

Competent Motorsport LLC has announced the 2015 calendar for the Pirelli GT3 Cup Trophy USA. The series, which had 30 cars on hand for its season finale weekend at Sonoma Raceway in October, is expanding for 2015 to include the 991 model GT3 Cup cars.Click here to view the 2015...

Competent Motorsport LLC has announced the 2015 calendar for the Pirelli GT3 Cup Trophy USA. The series, which had 30 cars on hand for its season finale weekend at Sonoma Raceway in October, is expanding for 2015 to include the 991 model GT3 Cup cars.Click here to view the 2015...

Pirelli World Challenge promoter WC Vision reports that it is pleased with the rapid growth of its newly announced GT Cup class. Starting in 2015, the class will integrate the introduction of Porsche 991 Cup Cars and will run as part of the overall GT class races, with a separate...

Last Thursday, ANSA Motorsports won their second Porsche GT3 Cup Challenge USA by Yokohama (Gold Cup class) Team Championship in three seasons, (2012 with Angel Benitez Jr. and 2014 with Patrick Otto Madsen). Patrick Otto Madsen won the 2014 Porsche GT3 Cup Challenge USA by Yokohama (Gold Cup class) Driver...