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[25] [26] [27] In fact, before NASCAR instituted the gear rule, Cup engines were capable of operating more than 10,000 rpm, and producing near 1,000 horsepower (750 kW). [28] A NASCAR Cup Series engine with the maximum bore of 4.185 inches (106 millimeters) and stroke of 3.25 inches (83 millimeters) at 9,000 rpm has a mean piston speed of 80.44 ...
The NASCAR Cup Series is the top racing series of the National Association for Stock Car Auto Racing (NASCAR), the most prestigious stock car racing series in the United States. The series began in 1949 as the Strictly Stock Division, and from 1950 to 1970 it was known as the Grand National Division.
The track hosted NASCAR since 1994 and used the oval layout until 2020. From 2021 to 2023, the Cup Series used the grand prix circuit layout. [166] On October 2, 2023, Fox Sports and The Athletic reported that Iowa Speedway was expected to receive a NASCAR Cup Series race in 2024, replacing the race at Auto Club Speedway. [167]
The trucks of Lance Norick (No. 90) and Terry Cook (No. 88) racing in 1998 Ford F-150 Chevrolet C/K. The idea for the Truck Series dates back to 1991. [1] A group of SCORE off-road racers (Dick Landfield, Jimmy Smith, Jim Venable, and Frank "Scoop" Vessels) [2] had concerns about desert racing's future, and decided to create a pavement truck racing series.
Following the Charlotte test sessions, NASCAR announced that teams will use the 670 horsepower and 4-inch spoiler package for intermediate tracks, short tracks, and road courses. [42] On April 19, 2022, Bubba Wallace, Chastain, and Custer participated in a tire testing session at Charlotte in preparation for the 2022 Coca-Cola 600. [43]
In 1982, NASCAR's then-new second-tier series (currently known as the NASCAR Xfinity Series) competitors began looking at alternatives from the 5-litre based (311 cu in (5.1 L) engines, as in short track racing there was a push for six-cylinder engines to save on costs, with some series allowing weight breaks.
National Association for Stock Car Auto Racing, LLC Sport Auto racing Category Stock car racing Sports car racing (IMSA) Abbreviation NASCAR Founded February 21, 1948 ; 76 years ago (1948-02-21) Affiliation ACCUS-FIA Headquarters Daytona Beach, Florida, U.S. (main) Charlotte, North Carolina, U.S. Concord, North Carolina, U.S. President Steve Phelps Peter Jung (Vice President, CMO) Chairman Jim ...
For 2022, NASCAR replaced the Generation 6 car with the all-new Next Gen car. The rules package of the 2019 season served as the starting point of the new car's development. In addition, the Next Gen car is meant to attract new original equipment manufacturers (OEMs) to compete with Chevrolet, Ford, and Toyota. [ 28 ]