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ROUND 4 / JUNE 27-29, 2025 RIDGE MOTORSPORT PARK / SHELTON, WASHINGTON ROAD RACE I MOTOAMERICA AMA/FIM NORTH AMERICAN ROAD RACING CHAMPIONSHIP P100 the field and was never headed, leading by almost eight seconds after just two flying laps at the start. By the time the flag was thrown on the 12-lap race, Di Mario's margin of victory was 20.6 seconds. With Di Mario long gone, the race for second was a good one, with Vossberg and Bad Boys Racing's Avery Dreher going at it, with Vossberg ultimately get - ting the spot in his first weekend of racing in the Twins Cup class. The battle for fourth was also a good one, with Koch Racing's Sean Ungvarsky battling with Speeddemon Racing's Logan Cunnison, but that ended in tears with the pair crashing together when Cunnison ran into the back of Ungvarsky at speed. That moved everybody up two spots, with Motorcycleupolstery. com's Treston Morrison finishing Fourth place went to Robem Engineering's Hank Vossberg in his SC-Project Twins Cup debut. Vossberg was mostly alone, 8.9 seconds behind the battle for second and over 15 seconds ahead of fifth-placed Seth Dahmer. Giaccmoto Yamaha Racing's Dominic Doyle was in the battle for second until a mechanical issue slowed him. The South Af - rican managed to nurse his Ya- maha home to sixth but was hit with a sanction after the race. Doyle's computer was plugged into his bike for two minutes and 30 seconds too long after the team ignored officials' in - structions to remove the cable. Doyle had to start his next race from the back of the grid. Di Mario won again on Sun - day, and he dominated. Di Mario sprinted away at the front of Twins Cup Alessandro Di Mario de- stroyed the competition in Saturday's SC-Project Twins Cup race at Ridge Motorsports Park, with the Robem Engineering rider completely dominating the 12-lap race on his Aprilia RS 660. The win wasn't a surprise, as the Kentuckian had plenty in hand all weekend, lapping two seconds quicker than the com - petition to take pole position for the two Twins Cup races. After just five laps, Di Mario led by six seconds, and it was a margin that continued to grow to the finish, with the Aprilia rider crossing the finish line 12.4 seconds ahead of Karns/TST Industries Levi Badie, who came out the better in a fight with RevZilla/Motul/Vance & Hines Suzuki's Matthew Chapin by 0.214 of a second. Alessandro Di Mario dominated the Twins Cup class over the weekend.