HPI Racing 110190 5B 2.0 2.4Ghz RTR Baja FEATURES: Chassis: Narrow channel monocoque design 0.16 (4mm) thick, gunmetal anodized, constructed of aircraft grade 6061 T6 aluminum, nylon plastic INCLUDES: HPI Baja 5B 2.0 RTR buggy with 1.40 cu in (23cc) gasoline engine, 2.4GHz radio, 2 water resistant servos, 6V RX pack with charger 3.4oz (100 REQUIRES: Unleaded Gasoline: 87-93 octane, mix gasoline and oil at 25:1 ratio Transmitter Batteries: 8 AA Screwdriver: Flat blade, 3/16 (4-5mm) wide