Key notes: Tennessee’s Thunderhill Raceway celebrates its Grand Reopening with Saturday’s Schaeffer’s Spring Nationals-sanctioned 60-lap, $15,053-to-win main event. … It was originally scheduled as a weekend doubleheader before Friday’s 40-lap, $5,053-to-win opener rained out shortly after hot laps were completed. … Zack Mitchell of Enoree, S.C., won 2024’s $15,000 Mark Fields Memorial in Hunt the Front Series action, the last major Super Late Model event held there. … The pit and parking areas have both been renovated with a new surface; new speakers and audio system, scoring loop, scales, bleachers and lights are among other facility improvements. … Josh Putnam of Florence, Ala., has five major event victories there since Sept. of 2011, worth more than $19,000 over that span. … Payton Freeman of Commerce, Ga., won 2024’s $5,000 HTF weekend opener. … 602 Crate Late Models ($1,000-to-win), modifieds, factory stocks, bombers, mini stocks and mod lites are on the undercard. … Times were moved forward an hour after Friday’s rainout; pits now open at 2 p.m. and grandstands open at 4 with hot laps at 5. … Watch live on FloRacing.

Who to watch: Josh Putnam of Florence, Ala., eyes his first Thunderhill victory since May of 2022.

Points chase: Before Thunderhill: 1. Brandon Overton (392); 2. Zack Mitchell (390); 3. Tucker Anderson (380); 4. Carson Ferguson (370); T5. Garrett Smith (356); T5. Kendall Franklin (356).

Expected entrants: Josh Putnam, Tanner English, Tucker Anderson, Garrett Smith, Payton Freeman, Christian Hanger, Jadon Frame, Oakley Johns, Brenden Smith, Dillard Hatchett, Kendall Franklin, Matthew Brocato, Grayson Brewer, Brayden Skinner, Jack Franklin, Walker Greer and others.

Next series race: April 2, I-75 Raceway (Sweetwater, TN) $5,053