See: Maxima Mx Europa (Facebook) The warm-up for the Nitro Compound race was held in Maricopa, Arizona over the weekend. Mugen Seiki‘s Ryan Maifield would sweep the Nitro Buggy and Nitro Truck classes. R.Maifield took the win in both classes. In Nitro Buggy his team mate Mike Truhe came in second and Spencer Rivkin (Team […]