View Single Post
      01-17-2013, 12:55 PM   #125
Obioban
Major
20
Rep
1,029
Posts

Drives: 05 M3, 95 M3 euro, 01 M5, e91
Join Date: Apr 2008
Location: West Chester, PA

iTrader: (0)

Quote:
Originally Posted by Holander View Post
I know what I am talking. Inline six have major harmonic vibrations on high rpms, because crank is so long (S54 have low rod ratio too). To handle vibrations S54 Block is made steel not aluminium and Crank and rod bearings are bigger than normal M5X engine.
This is correct.
__________________

Current Cars: 2005 IR/IR M3, 2001 LMB/blk M5, Wife's e91, 1995 S50 B32 GT3 RS Green M3 Race Car
Former Cars: 2004 TiAg/IR M3, 1996 TV/black M3, 1995 AW M3 shell
M3 Mod List, M5 Mod List