Porsche 963 and Cadillac compete closely at Petit Le Mans BoP

2 sources • 1 min read • Latest: Sep 30, 2026, 7:21 PM

Last updated Sep 30, 2026

Porsche 963 and Cadillac compete closely at Petit Le Mans BoP
Summary

Porsche and Cadillac are set for a tight contest at the Petit Le Mans, with the Cadillac V-Series.R and Porsche 963 receiving nearly identical power-to-weight ratios below 230 kph. This is part of the Balance of Performance adjustments made over the season, narrowing the gap between the title rivals. Jack Aitken in the Action Express Cadillac faces Laurin Heinrich in the #7 Penske Porsche in the drivers' championship. Heinrich must secure a win to claim the title, which will be challenging given the track's technical layout emphasizing low-speed performance. The race is currently ongoing.

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By the Numbers
  • •Cadillac and Porsche have nearly identical power-to-weight ratios below 230 kph.
  • •Jack Aitken leads the drivers' championship ahead of Laurin Heinrich.
  • •Heinrich needs to win to snatch the title from Aitken.
  • •The race features 54 cars, making traffic management critical.
  • •Both brands have progressively closed the performance gap throughout the season.
Latest Updates
  • 7:21 PMMotorsport.com — Porsche and Cadillac fighting on nearly equal terms in Petit Le Mans BoP
  • 7:21 PMYahoo Sports — Porsche and Cadillac fighting on nearly equal terms in Petit Le Mans BoP
What they're saying
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After taking completely different Balance of Performance paths over the course of the season, the title-contending Cadillac V-Series.R and Porsche 963 can virtually shake hands at the season finale: both have been handed nearly identical power-to-weight ratios in the crucial range below 230 kph (143 mph). Following Porsche’s shock BoP at Long Beach back in April, the two rivals have gradually ...Keep reading

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Porsche and Cadillac fighting on nearly equal terms in Petit Le Mans BoP

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