Key notes: The Wabam Dirt Kings Tour contests its 100th event in series history and wraps up a doubleheader weekend with Saturday’s 40-lap, $5,000-to-win Door County Fair Night. … The Hill has hosted races since Thursday night in conjunction with the Door County Fair. … Brett Swedberg of Shawano, Wis., led all 30 laps of Friday’s weekend opener at nearby Outagamie Speedway in Seymour, Wis., worth $1,500; Swedberg leads all drivers with two Dirt Kings victories this season, while Turk Letizia of Milwaukee, Wis., Jesse Glenz of Chippewa Falls, Wis., and Nick Anvelink of Bonduel, Wis., each have one win apiece. … Mike Mullen of Seymour, Wis., won last year’s $5,000 series debut at The Hill, coined as the first major Late Model race in track history. … Stock cars and legends are on the undercard. … Gates open at 4 p.m. with on-track action at 6. … Watch live on Dirt Race Central.

Who to watch: Brett Swedberg of Shawano, Wis., seeks the Dirt Kings weekend sweep after winning Friday at Outagamie.

Points chase: Before Outagamie Friday: 1. Troy Springborn (166); 2. Chris Oertel (160); 3. Justin Ritchie (150); 4. Turk Letizia (142); 5. Brad Mueller (132).

Expected entrants: Brett Swedberg, Nick Anvelink, Mitch McGrath, Terry Casey, Troy Springborn, Turk Letizia, Gunner Frank, Tim Isenberg, Joel Bennett, Chris Oertel, Justin Ritchie, Paul Parker, Joe Bongiorno, Andy Karl, Todd Frank, Justin Schmidt, Taylor Scheffler, Lukas Postl, Sawyer Specht, Chris Engels, Kurt Moeller, Paul Niznik and others.

Next series race: August 28, Plymouth Dirt Track (Plymouth, WI) $3,000