im thinking of changing the pulleys on my 02 hd .i was wondering if anyone out there has changed there pulleys and was there a diffrence.Is it a pain in the butt to change those pulleys? what tool is needed.
any help is appreciated -thanks

 

You want to change the alternator and waterpump pullies?
Personally, I wouldn't bother. If you want to free up a few hp, go with an electric fan set up.