Complex sentence: Ralph Moody (September 10,1917, Taunton, Massachusetts--June 9,2004, Mooresville, North Carolina) was a NASCAR early driver, but became most famous as team co-owner of Holman Moody.
Split into simpler sentences: Ralph Moody (September 10,1917, Taunton, Massachusetts--June 9,2004, Mooresville, North Carolina) was one of early drivers of NASCAR. However, he eventually became the most famous as team co-owner of Holman Moody.