The last weekend of June 2025 will forever standout as a special one for Chase Grennan of Glen Cove as just hours after graduation high school, Chase went on to score a clean sweep of the “Flying Dutchman” 75 NASCAR Modified event Saturday night at Riverhead Raceway. The 2024 Islip 300 winner set fast time in qualifying and promptly led all 75-laps of the race celebrating the late Fred Harbach and 75th Anniversary of Riverhead Raceway.