NASCAR is all set to go live at Bristol Motor Speedway this weekend with two days of racing on a loose surface. The Food City Dirt Race will be the highlight of the weekend. Fans will see Cup Series drivers and cars battle for position on the short track.Bristol Motor Speedway@BMSupdates🥚✝️#ItsBristolBaby #NASCAR5:09 AM · Apr 14, 2022615🐰🥚✝️#ItsBristolBaby #NASCAR https://t.co/6KTwREiqPoThe 'World's Fastest Half-Mile' is set to host its second-ever dirt race in modern-day NASCAR this year after the event made its debut in 2021. Much has been said about the feasibility of racing on dirt. Keeping the sport's interests in mind, the governing body has decided to keep it on the calendar.Key tweaks are constantly being made to the race as officials and teams gather more experience. For example, in this year's race, cars have to run a mandatory mud flap at the rear.See the new part below:Bob Pockrass@bobpockrassThe flaps will be required at the rear of the car at all times for the dirt race. twitter.com/chris_buescher…Chris Buescher@Chris_BuescherMud flaps for Bristol. How bout that?1:44 AM · Apr 14, 202276460Mud flaps for Bristol. How bout that? https://t.co/H0CXi842wKThe flaps will be required at the rear of the car at all times for the dirt race. twitter.com/chris_buescher…Qualifying for the event has also been slightly tweaked, with four heat races set to decide the starting order for the race on Sunday. The line-ups for the heat races will be decided by a random draw on Friday afternoon. Notable NASCAR journalist Bob Pockrass elaborated on the format on Twitter and wrote:"Heat lineups set by draw Fri afternoon (teams draw in order by owner points). Passing/finishing points from heats determine race lineup. Finishing points on 10-9-8-7-6-5-4-3-2-1 scale. Passing points are one point for spot improved in heat (no negative points)."See the tweet below:Bob Pockrass@bobpockrassHeat lineups set by draw Fri afternoon (teams draw in order by owner points). Passing/finishing points from heats determine race lineup. Finishing points on 10-9-8-7-6-5-4-3-2-1 scale. Passing points are one point for spot improved in heat (no negative points). twitter.com/bobpockrass/st…Bob Pockrass@bobpockrassBristol dirt(ET)Fri-FS13:05-3:55 Truck prac4:05-4:55 Cup prac5:35-6:25 Truck prac6:35-7:25 Cup pracSatHeats on FS2 but FOX Sports stream if u get FS14:30-Truck heats (15 laps)6-Cup heats (15 laps)8-Truck race (FS1, 40-50-60)Sun-FOX7-Cup race (75-75-100)6:47 AM · Apr 13, 20229111Bristol dirt(ET)Fri-FS13:05-3:55 Truck prac4:05-4:55 Cup prac5:35-6:25 Truck prac6:35-7:25 Cup pracSatHeats on FS2 but FOX Sports stream if u get FS14:30-Truck heats (15 laps)6-Cup heats (15 laps)8-Truck race (FS1, 40-50-60)Sun-FOX7-Cup race (75-75-100)Heat lineups set by draw Fri afternoon (teams draw in order by owner points). Passing/finishing points from heats determine race lineup. Finishing points on 10-9-8-7-6-5-4-3-2-1 scale. Passing points are one point for spot improved in heat (no negative points). twitter.com/bobpockrass/st…Josh Williams to make NASCAR Cup Series debut at Bristol28-year-old Josh Williams will be making his Cup Series debut at the Food City Dirt Race this Sunday with Live Fast Motorsports. The Port Charlotte, Florida native will be driving the #78 Ford Mustang sponsored by Alloy.Live Fast Motorsports@teamlivefast@Josh6williams IS GOING CUP SERIES RACIN’ 🤠 Live Fast Motorsports welcomes Williams behind the wheel of the No. 78 for his NCS debut at the Food City Dirt Race this Sunday, April 17, at @BMSupdates #NASCAR #NASCARCupSeries #BristolMotorSpeedway #LiveFastNation8:37 AM · Apr 12, 202231643@Josh6williams IS GOING CUP SERIES RACIN’ 🤠 Live Fast Motorsports welcomes Williams behind the wheel of the No. 78 for his NCS debut at the 🏁 Food City Dirt Race 🏁 this Sunday, April 17, at @BMSupdates #NASCAR #NASCARCupSeries #BristolMotorSpeedway #LiveFastNation https://t.co/T4By54ANMMWatch Josh Williams behind the wheel of a Cup Series car in the Food City Dirt Race at Bristol Motor Speedway at 7 pm EST on Sunday.