RMC Winter Series: Viterbo crowns the Champions of the Winter Series RMC Winter Series: Viterbo crowns the Champions of the Winter Series Bas Kaligis / Sunday, March 30, 2025 0 135 Article rating: No rating A sunny and mild Sunday marked the conclusion of the Rotax MAX Challenge Winter Series, celebrating new round winners and overall champions. Victories on the day went to Oliver Spencer (KR Sport), Shun Sekiguchi (Dan Holland Racing), Sean Butcher (KR Sport), Lenn Nijs (Schepers Racing), and Nicolas Picot (Privateer). Read more