Originally Posted by M3Kernow
Euro S50 has 286 and the Euro S52 has 321.
I prefer the S50 motor, its a much stronger engine than the 3.2
There is no such thing as a Euro S52
The US-spec E36 M3 engines were the S50B30 USA
(1995) and the S52B32
The Euro-spec E36 M3 engines were the S50B30
(1995) and the S50B32
The S50B30 286HP engine you are thinking of...was the original 1992-94 M3 3.0 liter...