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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 fps (24.75 m/s). Contemporary Cup engines run 9,800 rpm, 87.59 fps (26.95 m/s), at the road course events, on Pocono Raceway 's long front stretch, and at Martinsville ...
NASCAR rules and regulations. The National Association for Stock Car Auto Racing (NASCAR) makes and enforces numerous rules and regulations that transcend all racing series. NASCAR issues a different rule book for each racing series; however, rule books are published exclusively for NASCAR members and are not made available to the public. [1]
One popular idea was to use 231–275 cu in (3.8–4.5 L) six-cylinder engines; instead of Cup Series' 358 cu in (5.9 L) V-8s. [5] [6] [7] In 1989, NASCAR changed rules requiring cars to use current body styles, similar to the Cup cars. However, the cars still used V6 engines. The cars gradually became similar to Cup cars.
NASCAR racing returns to Kansas Speedway this week, with action beginning Friday at the asphalt oval in Kansas City, Kansas. Below is the day-by-day schedule through the coming weekend for the ...
Next Gen (NASCAR) The Next Gen car, originally known as the Gen-7 car, is the common name for the racecar that is currently in use in the NASCAR Cup Series. Its use began with the 2022 season. [ 1 ][ 2 ] A further evolution of the Generation 6 car, the Next Gen features "improved" aero and downforce packages while introducing new technologies ...
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. In 1971, when the series began leasing its ...
1:12.912 ( Allan McNish, Audi R8, 2000, LMP900) Texas Motor Speedway (formerly known as Texas International Raceway from September to December 1996) is a 1.500-mile (2.414 km) quad-oval intermediate speedway in Fort Worth, Texas. The track has hosted both NASCAR and IndyCar events annually since its inaugural season of racing in 1997.
nascar.com. The National Association for Stock Car Auto Racing, LLC (NASCAR) is an American auto racing sanctioning and operating company that is best known for stock car racing. [1] It is considered to be one of the top ranked motorsports organizations in the world and is one of the largest spectator sports in America.