A slow start. An unexpected ride change. Plenty of growing pains getting acquainted with a new team and chassis.

KNOXVILLE, Iowa — With every car that Brian Shirley passed during his march forward from the 15th starting spot in Saturday’s 20th Lucas Oil Late Model Knoxville Nationals finale, he seemed to be turning back the clock.

Knoxville Raceway's Sprint Car Capital of the World hosted the 20th annual Lucas Oil Knoxville Late Model Nationals on the Lucas Oil Late Model Dirt Series on Saturday, culminating with the 75-lap, $50,000-to-win program finale.

Bobby Pierce thought he had it all figured out. But actually, he didn’t at all.

Knoxville Raceway's Sprint Car Capital of the World hosts this weekend’s 20th annual Lucas Oil Knoxville Late Model Nationals on the Lucas Oil Late Model Dirt Series, continuing with Friday's 25-lap, $7,000-to-win preliminary feature.

KNOXVILLE, Iowa — Even winning a feature event doesn’t get Jonathan Davenport all warm and fuzzy about racing at Knoxville Raceway.

Knoxville Raceway's Sprint Car Capital of the World hosts this weekend’s 20th annual Lucas Oil Knoxville Late Model Nationals on the Lucas Oil Late Model Dirt Series, starting with Thursday's 25-lap, $7,000-to-win preliminary feature.

Knoxville Raceway's Sprint Car Capital of the World hosts this weekend’s 20th annual Lucas Oil Knoxville Late Model Nationals on the Lucas Oil Late Model Dirt Series, starting with 25-lap, $7,000-to-win preliminary features on Thursday and Friday.

The Lucas Oil Late Model Dirt Series invades the "Sprint Car Capital of the World" this weekend for the 20th annual Lucas Oil Late Model Knoxville Nationals. We've assembled all of the information you need to know heading into the three-day event at Knoxville Raceway.

Chase Randall announced Tuesday that he has parted ways with the No. 2KS TKS Motorsports Sprint Car team, effective immediately.

McKenna Haase has been released from Knoxville Hospital after being on the mend with pneumothorax and chest pain from a vicious crash on Friday’s Knoxville Nationals Hard Knox night at Knoxville Raceway.

Giovanni Scelzi, Corey Day, and the remaining 100-plus competitors during this week’s Knoxville Nationals at Knoxville Raceway gave it their everything. But for another year, nobody’s best other than Kyle Larson’s best mattered.

It's the Saturday night finale of the 63rd running of the NOS Energy Drink Knoxville Nationals presented by Casey's.

It's the Saturday night finale of the 63rd running of the NOS Energy Drink Knoxville Nationals presented by Casey's.

Perhaps the single-most entertaining night in Sprint Car racing, FVP Hard Knox night on Friday resets the playing field — points from Thursday and Friday are discarded — for drivers not locked into either Saturday's Knoxville Nationals main event or B-main.