Just so everyone knows, these cars retard their timing at gear-change time to facilitate a smoother shift. However, once the new gear's engaged my car resumes its pull-like-a-train behavior (the primary reason I love my car!).

Keep us posted.

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"If God had meant for us to walk, why did he give us feet that fit car pedals?" Sir Sterling Moss

Michael
2014 E63S Estate
2006 SLK55
1995 E500
1986 Porsche 944 turbo