Brabus has unveiled a new 730hp ” SV12 S Biturbo Roadster” based on the Mercedes SL 600. It boost from 0-60 in just 4.0-seconds and reach a top speed of 219mph. The displacement of the twelve-cylinder three-valve engine is increased from 5.5 to 6.3 liters with the help of a billet steel crankshaft, larger cylinder bore, special pistons and piston rods. The displacement of the twelve-cylinder three-valve engine has increased from 5.5 to 6.3 liters with the help of a billet steel crankshaft, larger cylinder bore, special pistons and piston rods. The conversion includes re-machining the cylinder heads and fitting them with special camshafts. More pics…