The Latest Breaking News from Matt Campbell

Cadillac became the first manufacturer to win twice in IMSA's new GTP era, as the Ganassi squad followed up Action Express's victory after late carnage at Sebring by just 3.8s over the second of the Porsche Penske Motorsports 963s that started on the front row in the hands of Mathieu…

At the drop of the green, the two Porsche Penske Motorsports 963 of Matt Campbell and Mathieu Jaminet locked up at Turn 2. Both Campbell and Jaminet ran wide, allowing the fast-starting Colin Braun (Meyer Shank Racing Acura) to get into the lead, followed by Pipo Derani (Action Express Racing…

Colin Braun and Ricky Taylor in the two Acura ARX-06s were the first of the GTP cars to lay down quick laps, Braun initially setting 1m17.019s in the Meyer Shank Racing entry around the classic 2.238-mile track on the beautiful Monterey peninsula. Connor DePhillippi in the #25 BMW M Hybrid…

Former Porsche factory driver Rockenfeller, who set a distance record that still stands on his way to Le Mans victory in 2010 aboard Audi's R15-plus, will race the 2021 Sebring 12 Hour-winning team's newly-delivered car from the 12-14 May Laguna Seca round onwards.

Former Porsche factory driver Rockenfeller, who set a distance record that still stands on his way to Le Mans victory in 2010 aboard Audi's R15 plus, will race the 2021 Sebring 12 Hour-winning team's newly-delivered GTP car from the 12-14 May Laguna Seca round.

Jota and JDC-Miller received one example each of Porsche’s hybrid contender on Friday, a day after Matt Campbell shook down both cars around the German marque’s Weissach testing facility.

JOTA and JDC-Miller received one example each of Porsche’s hybrid contender on Friday, a day after Matt Campbell shook down both cars around the German marque’s Weissach testing facility.

BMW’s motorsport chief Andreas Roos says its fastest lap at Long Beach shows its M Hybrid IMSA GTP car is now in contention for race wins.

After the latest Porsche 992-based iteration of the 911 GT3 R was left way off the pace following the Rolex 24 Hours at Daytona, IMSA corrected its Balance of Performance for Sebring, and the Weissach machines were back in the hunt for GTD Pro and GTD victory.

The race’s fifth full-course caution was caused by the #24 BMW M Hybrid V8 of Augusto Farfus grinding to a halt, then proceeding slowly toward the pits – a destination it never made. Almost simultaneously, Kyffin Simpson had a sizeable off in his Tower Motorsport LMP2 car.

After a furious battle between Cadillac and Acura in the opening hour, Ganassi jumped Sebastien Bourdais ahead of Pipo Derani out of the pits following the first round of stops, despite giving it four fresh Michelins – partly thanks to a very strong in-lap from Bourdais – but then the…