Did not get your hopes just yet, only a single prototype.
Mercedes-Benz dozens of researchers from Daimler plant in Rastatt came up with this idea during their tenure there - to fit a V8 engine under the hood of the B-Class.
team of 12 began with the B200 CDI, and are equipped with 5.5 liters engine E500 (M273), which is 383 hp (378 hp / 282 kW) and 530 Nm (391 lb-ft) of torque. They were a race together on Mercedes-Benz G-Tronic 7-speed transmission.
B55 0-100 km / h sprint in just 5.2 seconds.
The project took eight months to come to the realization of high-quality prototype B-Class can be made at the bedside of the best hot hatches like the Golf R
B55 is also equipped with 18-inch AMG wheels and comes with Alcantara and leather upholstery and sporty performance.