NASCAR Cup Series, striving for more competitive racing, announces rule book update
NASCAR Cup Series cars will run a simplified diffuser this season on road courses, like the Charlotte Roval, and short tracks.
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NASCAR Cup Series cars will run a simplified diffuser this season on road courses, like the Charlotte Roval, and short tracks.
NASCAR's R&D engineers received the Dino Toso Racecar Aerodynamicist of the Year Award for their successful 24 Hours of Le Mans entry.
NASCAR was hoping to hit a “grand slam” with the different short-track package tested Monday at Richmond Raceway but instead acknowledged there are more ideas to be worked through.
William Byron's back-to-back victories are part of a four-race winning streak for Chevy in Cup Series.
The package was chosen after drivers expressed frustration with the low-horsepower, high-downforce configuration tested in November.