The B55: Mercedes-Benz drops a 5.5 liter V8 into the B-Class
03/01/2011 14:13 - Worldcarfans: Tuners
Mercedes-Benz apprentices tune-out a B-Class with a V8 producing 383 PS (378 bhp / 282 kW) and 530 Nm (391 lb-ft) of torque.

Source: Worldcarfans: Tuners
http://www.tuning-links.com/news_893_The+B55%3A+Mercedes-Benz+drops+a+5.5+liter+V8+into+the+B-Class.html