The 1978 Daytona 500 , the second running of the event , was the 20th race of the 1978 NASCAR Winston Cup season . The 1978 Daytona 500 , the second round of the event , was the 20th race of the NASCAR Winston Cup season in 1978 .
1978 Daytona 500, larian kedua acara itu, adalah perlumbaan ke-20 NASCAR Winston Cup musim 1978. 1978 Daytona 500, pusingan kedua acara itu, adalah perlumbaan ke-20 NASCAR Winston Cup musim 1978.