five-time Big Machine Vodka 400 winner, drove in 2015, and with the new broadcast partner NBC Sports, their motorsport broadcaster Dale Earnhardt Jr., who made 16 Big Machine Vodka 400 starts and a two-time Indiana 250 winning car owner at the Speedway, drove in 2019. Extra pace laps 1957: A new state-of-the-art pit lane was built. For the first time, the pit area was separated from the racing surface. For 1957–1958, the field was lined up in single file on the pit lane, rather than the traditional 11 rows of three on the race surface. This required the cars to pull away, then assemble into formation. This caused tremendous confusion in 1958, as the front row escaped from the pace car, and the field needed an extra pace lap to assemble before the green was displayed. 1967: The race was red-flagged for rain after 18 laps. The conclusion of the race was moved to the following day. At the time, the pace car was not used for caution periods. However, officials decided to utilize the pace car for the resumption on lap 19. The original pace car driver Mauri Rose drove the car for the restart as well. Two unscored laps (one parade lap and one pace lap) preceded the resumption at lap 19. 1970: Jim Malloy hit the outside wall in turn four as the field was about the take the green flag. The start was waved off, and the next time by, the field was red flagged to clean up the incident. The teams were allowed to replenish a few gallons of used up fuel, and a short time later, the field pulled away for two new pace laps. 1973: A crash occurred as the field was about to take the green flag. The start was red flagged, and the cars circulated around back to the pits. After clean up, the field restarted, with two pace laps before the green flag. 1986: Tom Sneva crashed on the backstretch on the pace lap. The start was waved off, and the next time around the cars were halted on the frontstretch with a red flag. During the cleanup, officials decided to replenish the teams' fuel tanks with 3 gallons of methanol. After that was completed, the field restarted, and took two warm up laps before the green flag. 1992: Additional pace laps were run (unscored) after Roberto Guerrero crashed during