What won the race: Polesitter Jon Mitchell of Texarkana, Texas, charged to the lead at the drop of the green flag, besting Jack Sullivan of Greenbrier, Ark., for a $2,000 Comp Cams Super Dirt Series victory.

Key notes: Mitchell, the current P&W Sales Southern United Professional Racing tour points leader, won his seventh race of the season. ... The Comp Cams event was a rare Friday night special for the Saturday-night track, which doesn't host a weekly Late Model division. ... Friday's race was the lone Comp Cams Super Dirt Series event at Diamond Park this season and fourth in series history.

On the move: Austing Rettig of Sikeston, Mo., advanced from the 10th starting spot to finish fifth.

Winner's sponsors: Mitchell's No. 5 MasterSbilt Race Car is powered by a KHP Racing Engine and carries sponsorship from Base Racing Fuel, Bubba Green Towing, FK Rod Ends, HealthCare Express, Integra Racing Shocks, J&J Motorsports, Kenneth's High Performance, Keyser Mfg., Kustom Graphics, Lawson Farms, R2C, Schaeffer's Racing Oil, Team 5 Enterprises and W&W Timber.

Points chase: Entering Friday's event, reigning series champion Kyle Beard of Trumann, Ark., had 1,383 points to lead Clay Fisher (-48) and Tommy Surrett (-50) in the title chase.

Car count: 23

Polesitter: Jon Mitchell

Heat race winners: Jack Sullivan, Jon Mitchell, Brandon Smith

Consolation race winners: Allen Murray

Provisional starters: Shannon  Scott, David Payne

Next series race: August 2, I-30 Speedway (Little Rock, AR) $2,000