[Quicksilver]

http://www.blackathlete.com/motorsports314.htm

Excerpt: ... Wendell Scott, the only African-American to officially win a NASCAR Winston Cup Stock Car Race had the famous #34 stenciled to the sides of his self-owned and underfinanced Chevrolet, when he won the 100 mile race at the half-mile dirt track, Speedway Park in Jacksonville, Florida in December of 1963. The victory was nearly a 3rd Place finish for the 43 year old Virginia driver. Remember, this was the 1960's, in the Ole South, and a black man had just won a stock car race which was then understood to be a white man's sport. ...

[xp38]

In 1963 NASCAR didn't call it's main series Winston Cup. I think that began in the 70s. Before it became known as the Winston Cup it was called Grand National Stock Car racing. Wendell Scott was I guess the Jackie Robinson of NASCAR. The movie Greased Lightning with Richard Pryor was a Hollywood version of his life.