Description
Airdrive Pro DIY Air Engine Racer Kit. JohnCo. Build, pump, and race with the Airdrive Pro DIY Air Engine Racer Kit! No batteries, no motors – just pure air power propelling your racer at speeds of up to 4 metres per second. Simply pump in air, release the pressure, and watch it zoom up to 20 metres with a thrilling real engine sound. With 113 pieces to assemble, this hands-on kit is perfect for young engineers who love speed and science. Construct the engine, air tank, bumper, exhaust, piston, and intake, then take your eco-friendly racer for a test run.