spotted on ebay, worth a look??
http://cgi.ebay.co.uk/R1-turbo-kit-drag-nitrous-swap-streetfighter-gsxr-750_W0QQitemZ200075747775QQihZ010QQcategoryZ10490QQrdZ1QQcmdZViewItem
Wish i had an R1 to fit it to!
Not so much of a tried and tested kit as more of an incomplete collection of bits thrown together.
It wouldn't cost £2k to assemble that pile of bits.