replacing fan and fan clutch on 97 328i

[forward]

Recently lost fan and fan clutch due to failed waterpump. Need info on which way the fan goes on clutch

 

[E30m42cab]

http://www.realoem.com/bmw/showparts.do?model=BG13&mospid=47485&btnr=11_1244&hg=11&fg=35
Should be reverse thread.