View Full Version : 03 pully change

12-16-2010, 01:47 AM
I'm would like to know whats involved in putting a smaller pulley on my 03 supergharger.Do I have to change any thing else ? How much more power does this make ?

12-16-2010, 06:54 PM
Change pulley, new belt, new cooler plugs, & you MUST RETUNE! Depending upon the size of the pulley change if that is all you, do you might see 50-75 rwhp.