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NASCAR logo. 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]
Ford NASCAR engine. NASCAR engine bay. 1987 Ford Thunderbird stock car engine. Chevrolet NASCAR V-8 motor. Ford V-8 stock car engine. NASCAR, the highest governing body and top level division for stock car racing in the United States, has used a range of different types of engine configurations and displacements since its inaugural season in 1949.
NASCAR Cup Series: 45 Talladega Superspeedway: 78,000 [24] Talladega: United States: NASCAR Cup Series: 46 Pocono Raceway: 77,000 [4] Long Pond: United States: NASCAR Cup Series, IndyCar: 47 Mid-Ohio Sports Car Course: 75,000 [4] Lexington: United States: NASCAR Xfinity Series, IndyCar: 48 Kansas Speedway: 74,000 [4] Kansas City: United States ...
When the series first started, the cars ran a V6 engine with a maximum 274 cu in (4,490 cm 3) displacement and no compression limit. In the early/mid 1990s the V8 engine with a 9.5:1 compression and maximum 358 cu in (5,870 cm 3) displacement was introduced to the series as an alternative to the V6 engines. Due to the decrease in popularity of ...
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 ...
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.
Talladega Superspeedway (formerly named Alabama International Motor Speedway from 1969 to 1989) is a 2.66-mile (4.28 km) tri-oval superspeedway in Lincoln, Alabama.The track has hosted a variety of racing events since its inaugural season of racing in 1969; primarily races sanctioned by NASCAR.
1969: NASCAR's debut at Michigan International Speedway was a 500-miler where the lead changed 35 times and writer Benny Phillips wrote afterward, "If they gave an Oscar for NASCAR's most exciting race, it would win hands down." Cale Yarborough escaped to the win when LeeRoy Yarbrough crashed on the final lap.