Also called swayback, the spine of a person with lordosis curves significantly inward at the lower back. Kyphosis. Kyphosis is characterized by an abnormally rounded upper back (more than 50 degrees of curvature). Scoliosis. A person with scoliosis has a sideways curve to their spine.
NASCAR Nextel cup race cars are very heavy and have about 750 horsepower. Other specifications include: Busch series race cars are similar to the Nextel cup cars. They have less horsepower due to the carburetor. They also have a shorter wheelbase and spoiler.
Find out on the next page. Here are some of the main NASCAR engine characteristics that separate them from regular engines: The displacement is large -- 358 cubic inches (5.87 liters). Not many cars have engines this big, but the ones that do usually generate well over 300 horsepower.