The Latest Breaking News from Cadillac

It was Porsche’s 19th overall win here – it has four more as an engine supplier – and Penske’s first triumph here since 1969.

Matt Campbell held an advantage of 8.3 seconds in the #7 Porsche Penske 963 LMDh after 21 hours of racing in the IMSA SportsCar Championship season opener, with the #31 Action Express Racing Cadillac of Jack Aitken settling in second position.

Mathieu Jaminet had just jumped the #31 Action Express Racing Cadillac in the pits for the lead at the end of Hour 18 when the #6 Porsche Penske was penalised for exceeding the amount of energy allowed during a stint.

Estre held a lead of just over six seconds in the #6 Porsche Penske, as the German manufacturer engaged in a fierce battle with the Action Express Racing Cadillac after the halfway point of the IMSA SportsCar Championship opener.

Cadillac Racing’s Pipo Derani was leading at the start of the ninth hour but soon pitted and relinquished the reins of the No. 31 Cadillac V-Series.R to team-mate Aitken.

Matt Campbell started the beginning of Hour 6 as the race leader, with his No. 7 Porsche 963 sporting a 11s advantage over Derani (Cadillac Racing).

Filipe Albuquerque was behind the wheel of the No. 40 Wayne Taylor Racing with Andretti Acura ARX-06 when it slowed to halt out on track and had to be recovered by a tow truck.

Sebastien Bourdais (#01 Ganassi Cadillac) took lead at the start of the second hour, passing opening-hour pacesetter Ricky Taylor (#10 Wayne Taylor Racing with Andretti Acura) with ease into Turn 1, the Acura then falling back as it paid the penalty of its short energy fill and double-stint on tires.

The reigning Indianapolis 500 champion only made his sportscar debut at Daytona 12 months ago in a Tower Motorsports LMP2 car, before making his GTP class bow at Road Atlanta’s IMSA SportsCar Championship season-closing Petit Le Mans – where he finished fourth in a factory-entered 963.

The reigning Indianapolis 500 champion only made his sportscar debut at Daytona 12 months ago in a Tower Motorsports LMP2 car, before making his PPM GTP bow at Road Atlanta’s IMSA SportsCar Championship season-closing Petit Le Mans – where he finished fourth in a factory-entered 963.

The Cadillac V-Series.R LMDh took pole for the race last weekend and was the fastest GTP class car in each of the four practice sessions this week, but Bourdais insisted that it is unlikely to be the car to have in the all-important final stages of the race.