The 1978 Coca-Cola 500 was a Winston Cup (now Sprint Cup) event held at Pocono Raceway on July 30, 1978. Darrell Waltrip led 127 of the 200 laps in route to a seven-tenths of a second victory over David Pearson. Points leader Cale Yarborough led four laps before sliding to 26th, causing his lead to shrink to 109 markers over Dave Marcis. Stats