Uhm, yeah except there's no such thing. Mercedes only has 2 biturbo powerplants, a 5.5L V12 (S600, SL600, and CL600 models from '03+) and the 6.0L V12 (S65, SL65, CL65). CLK was available as 55 (5.4L n/a or 5.5L supercharged depending on year) or currently as 63 (6.2L n/a). Very fast, but any...