Key notes: The Valvoline American Late Model Iron-Man Series rolls into Skyline Speedway for the thrice-postponed 30-lap, $5,000-to-win fifth annual Rumble on the Ridge. … It’s the second-ever Iron-Man Series visit to Skyline after this event was postponed from June 27 to July 18, then from July 18 to Saturday because of wet weather. … Points leader Colten Burdette of Parkersburg, W.Va., won last fall’s $5,000 Harvest 50 in the Iron-Man Series debut at Skyline. Burdette also earned a May 30 victory in local Super Late Models along with a $3,000 unsanctioned payday there last summer. … Tyler Carpenter of Parkersburg, W.Va., has nine major Skyline wins since 2015, including seven in the late-season Harvest 50 special, combining to collect more than $26,000 over that span. … Zack Dohm of Cross Lanes, W.Va., is a two-time Harvest 50 winner there in 2010 and ’23, worth more than $10,000. … Freddie Carpenter of Parkersburg, W.Va., grabbed a $1,500 unsanctioned victory there in the fall of 2024. … Modifieds, sport mods and mini wedges are on the undercard. … Pits open at 4 p.m. with hot laps at 7:15.

Who to watch: Colten Burdette of Parkersburg, W.Va., eyes his second Iron-Man Series win at Skyline and second victory there this season.

Points chase: Before Skyline: 1. Colten Burdette (650); 2. Rod Conley (583); 3. Seth Daniels (534); 4. Miles Cook II (533); 5. R.J. Conley (476).

Expected entrants: Colten Burdette, R.J. Conley, Tyler Carpenter, Zack Dohm, Seth Daniels, Rod Conley, Freddie Carpenter, Ryan Markham, Caiden Black, Chris Carpenter, Justin Cooper, Rob Anderzack, Chad Roush, Miles Cook II, Travis Carr, Ronnie Mayle, Corey Miller, Brandon Francis, Garrett Mitchell, Tyler Dietz and others.

Next series race: July 31, Ponderosa Speedway (Junction City, KY) $5,000