Do air dams, spoilers, and wings work?

Article Abstract:

Most sporty cars have body accessories such as spoilers and air dams, but there is some question about whether or not the extras have any effect on aerodynamic performance. Regardless of performance evaluations, these accessories remain popular with consumers.

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Dodge Viper GTS-R

Article Abstract:

The Viper GTS-R is the racing version of the Viper GTS coupe that will run in three endurance races in 1996. Although the front-engine, rear-wheel race car is being developed on a small budget, the car accelerates from zero to 60 mph in 3.8 seconds.

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Mr. Armstrong's dream car

Article Abstract:

As a young man, Indy racing crew chief Dale Armstrong had wanted to buy a 1961 Chevrolet Impala but could not afford one. A very successful man today, Armstrong was finally able to buy one recently.

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