DETROIT (Mar. 14, 2007) The winds of change are blowing at gale force in the NASCAR Nextel Cup Series. The imminent debut of the Chevrolet Impala SS "Car of Tomorrow" and the impending introduction of GM Racing's all-new R07 small-block V-8 racing engine are signposts that point the way to a new direction in technology in America's most popular racing series.
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