Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised at what I discovered.

Unusual shows of passion, non-traditional viewing platforms added up to a winning Rolex 24 for the glass offices at IMSA.

Because of regulations, the racing Valkyrie will have less power than the one you can drive on the road.

Gibson 2025 Daytona 24 Hour LMP2 class winning car, driven by Sebastien Bourdais, Job van Uitert, Sebastian Alvarez, and John ...

IMSA stripped Tower Motorsports of its LMP2 class victory at the Rolex 24 at Daytona because of a technical infraction.

Tower Motorsports has issued a statement following its penalty from last weekend’s Rolex 24 at Daytona that stripped the team ...

IMSA announced Wednesday afternoon (Jan. 29) that the No. 8 ORECA 07-Gibson of Tower Motorsports has failed post-race ...

(AP Photo/Steve Reed, file) Porsche Penske Motorsports team members, from left to right, Belgium’s Laurens Vanthoor, ...

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Both feature a similar base of regulations, with a few tweaks, and both can compete in either WEC or IMSA. Le Mans Daytona h (LMDh): LMDh regulations mandate that a chassis must be built by one of ...

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HRC US President David Salters explains key technical points with IMSA’s Marshall Pruett… ...