Key notes: Rain that began falling around 9:20 p.m. halted action at Bedford just after the third sprint heat wrapped up. With feature lineups for the four features set, officials announced the Mason-Dixon Series main event will be completed when the tour returns to Bedford on Sept. 2, setting up two features for the touring drivers. … The Mason-Dixon Series completed their heats around 8:50 p.m., with Mike Walls, Shaun Jones and Greg Moore grabbing heat wins. … The Mason-Dixon Series headed to Bedford for the first race of a weekend doubleheader. … Cars race topless at both Friday’s Mason-Dixon event at Bedford and Saturday’s race at Hagerstown (Md.) Speedway. … It’s the tour’s second visit to the historic fairgrounds oval in southern Pennsylvania this season. … Brad McGinnis of Huntingdon, Pa., won the series stop at Bedford on July 8. … Robby Black and Derrick Quade picked up series wins at Bedford last season. … Justin Weaver of Williamsport, Md., has a series-best three wins this season. Weaver leads the second-year tour with six wins. … Sprints and Semi-Late are on the undercard. … Gates open at 5 p.m. … Bedford will be closed Aug. 24 for Summer break. … The series returns on Sept. 2.

Who to watch: Justin Weaver of Williamsport, Md., chases his fourth win of the season.

Points chase: Justin Weaver (593) of Williamsport, Md., leads Devin Hart (515), Brad McGinnis (511), Shaun Jones (492) and Jeremy Ohl (400).

Car count: 24

Heat race winners: Mike Walls, Shaun Jones, Greg Moore

Next series race: August 18, Hagerstown Speedway (Hagerstown, MD) $1,000