ZZP has a pulley removal and install kit that works most excellent. I bought one several years ago and it works GREAT!
Mr goodwrench..... Once you get the mounting fixture on the SC shaft, you can easily switch pulleys for what ever size you like for more or less boost. I personally run a 2.75" pulley on my 3800. Puts out approx 14/15 PSI....and hauls a.... !!