If you look up a part in bmwfans.info you can click on the "i" in the blue box by the part number and it will take you to a page that shows ALL the BMW models that part is used on. Looks like the motor is the same across all the E85s.
http://bmwfans.info/parts-catalog/67626927548/
Suprisingly, the E86 uses a different motor.....