When I did my putting the clip ons above the top triple, then you can angle them a bit different, and gives you a 2" rise, for free basically.
www.gsxr.com

Raising the Clips Ons- for free
I saw a bike recently that did this to raise the clip ons- I thought it was somewhat genius, so I'm trying it. I had wanted to raise mine a few inches- and looked into options- like the Chinese stuff on ebay that claims to raise it 1". Looking at the OEM clip ons, I didn't think that would...