Tamiya 1/32 Scale Mini Four Wheel Drive Series Vehicles Have Taken Japan By Storm, And Now You Can Join In On The Excitement. Build, Customize, and Hop-Up Your Racer Any Way You Like Using the Upgrade Parts to Trick Out Your Ride. From the Classic Cruisers, to the Futuristic Racers of Tomorrow. Racing Leagues Make the Challenge of Building the Fastest Racer Come Alive.. Two Lane Oval Race Circuit W/Lane Change and Lap Timer. Covered Lane Change Bridge. 2 Straight Sections.