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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 ...
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.
NASCAR eventually adopted a restrictor plate to limit top speeds for the 7.0L engine as teams switched to small-block 358 cu in (5.9 L) engines. NASCAR edited the rules in a way that they hoped would make the cars safer and more equal, so the race series would be more a test of the drivers, rather than a test of car technology. [21]
At racing speeds approaching 200 miles per hour, a modern NASCAR race car can generate enough lift to get airborne if it spins sideways. To keep cars firmly planted, roof flaps were required in 1994. [3] 1994 was also the final year that V6 engines were used in the Busch Series, as many short track series had abandoned six-cylinder engines.
Founded in 1988, the NASCAR program is built around having multiple cars and providing engine, engineering and race car build services to other NASCAR teams fielding Ford branded vehicles. The multi-team aspect of the company allows for information and resources to be shared across the enterprise, improving the performance of all of the teams.
This was the era of high-powered engines and daring designs, with vehicles that have since become icons. Learn More: 5 2025 SUVs the Middle Class Should Consider Buying Discover More: The Best Car ...
The Menard V12 engine is a V12 racing engine designed, developed, and produced by Menard Competition Technologies (MCT) in partnership and collaboration with Élan Motorsport Technologies. It was specially made for the Panoz DP09 Superleague Formula open-wheel race car .
"In a 250-cc motocross bike, the maintenance schedule calls for a new piston every nine hours and it's putting out specific power like a NASCAR engine, or almost Indy," says Sagers.