LEGO Technic Drag Racer 42050 Build a high-powered racecar, featuring working steering and a detailed V8 engine with moving pistons Compatible with LEGO Technic Power Functions Motor Set for motorized driving and wheelie functionality Drag Racer measures over 5 high, 18 long and 6 wide. Drag Racer reaches over 9 high in wheelie position LEGO Technic building toys are compatible with all LEGO construction sets for creative building 647 pieces  For boys and girls between the ages of 10 and 16