The defining feature of the car is the 6.2L M156 V8, an all-aluminum 32-valve engine hand-assembled and signed by a single AMG builder. Owners consistently frame it as the last of the big-displacement naturally aspirated AMG engines, praising its linear power delivery and 7,200 rpm redline, and treating it as the reason the chassis exists.
The M156 6.2L naturally aspirated V8: hand-built character
Mercedes-Benz C63 AMG (W204) · mechanical