The Jay Leno shows us a unique car from his collection, the steam Doble E-20 of 1925. When cars were still powered by steam, It could be said that it was the most sophisticated released with this technology. didn't need warming up as the older models, that is the start of the engine was done simply by turning the key. The most striking however is the performance, You can reach speeds up to 213 km / h and has a torque of almost 3000 Nm! That's why it didn't even have speeds.