The 2025 NASCAR Xfinity Series season heads to the Martinsville Speedway for the season’s seventh race, the US Marine Corps 250. Ahead of the race, NASCAR insider Bob Pockrass shared his prediction, picking his favorite to win and top-five finishes at the 2025 Xfinity Series US Marine Corps 250.Pockrass picked Sammy Smith to take the checkered flag at Martinsville on Saturday, March 29. He drives the #8 Chevrolet for Dale Earnhardt Jr. co-owned JR Motorsports and is currently competing in his second season with the team.Pockrass’ remaining top five predictions are the defending series champion, Justin Allgaier, Austin Hill, rookie Connor Zilisch, and William Sawalich.Pockrass wrote on X:“My pick for Xfinity race today at Martinsville: Sammy Smith ... top-5: Smith Allgaier Hill Zilisch Sawalich ET 2:05-Prime-Cup p&q 4:30-CW-NASCAR Countdown 5:10-CW-Xfinity race green, stages 60-60-130, 4 sets, fuel 170-185 NWS: Temps 70s, 0% rain”Sammy Smith has put in a good performance in the series at Martinsville with two runner-up finishes, a top-five, and a top-10 finish in the last four starts and will start 10th on Saturday. He will look to secure his first win of the season.NASCAR Xfinity Series drivers and teams will be in action at Martinsville Speedway on Saturday at 5 P.M. ET. Fans can witness the 250-lap Xfinity Series race on CW and MRN.Who has higher odds of winning the NASCAR Xfinity Series race at Martinsville?Aric Almirola, driver of the #19 Younglife Toyota, celebrates with his son, Alex Almirola after winning the NASCAR Xfinity Series GOVX 200 at Phoenix Raceway - Source: GettyThe defending winner of the event, Aric Almirola, is the top favorite to win US Marine Corps 250 again with +175 odds. The next closest in the odds table to win are the defending winner of the series, Justin Allgaier, and Sheldon Creed, at +500 and +700 odds, respectively, on Saturday.Aric Almirola: +175Justin Allgaier: +500Sheldon Creed: +700Sammy Smith: +700Sam Mayer: +800Connor Zilisch: +1200Carson Kvapil: +1600Taylor Gray: +1800Brandon Jones: +2000Austin Hill: +2200Jesse Love: +2200Christian Eckes: +2500William Sawalich: +5000Corey Day: +6000Nick Sanchez: +8000Harrison Burton: +10000Jeb Burton: +12500Anthony Alfredo: +15000Daniel Dye: +25000Dean Thompson: +30000Parker Retzlaff: +30000Matt DiBenedetto: +30000Josh Williams: +35000Kris Wright: +50000Jeremy Clements: +50000Kyle Sieg: +75000Myatt Snider: +100000Brennan Poole: +100000Carson Ware: +100000Mason Maggio: +100000Blaine Perkins: +100000Ryan Ellis: +100000Tyler Tomassi: +100000Patrick Staropoli: +200000Garrett Smithley: +200000Thomas Annunziata: +200000Dawson Cram: +200000Brad Perez: +200000Greg Van Alst: +200000