The ML55 AMG uses the M113 E55 V8 whereas the new ML63 AMG is based on the M156 E63, which is the AMG version of the new M273 four valve V8.
The ML55 AMG uses the M113 E55 V8 whereas the new ML63 AMG is based on the M156 E63, which is the AMG version of the new M273 four valve V8.boo2 - 1/28/2005 4:30 PM
Well.....then you probably meant ML55, cuz ML63 denotes a 6.3 liter V-12.