2012 Essen Motor Show: Manhart MH3 V8 R Biturbo Convertible 664 hp
At the 2012 Essen Motor Show, Manhart Racing reveals an update to the M3 Convertible model. Introduced as the Manhart MH3 V8 R Biturbo, the E92 M3 has its 4.0 liter naturally aspirated V8 engine…
