Best way to call Dale from DDP and tell him what you are running . He will set you up, my recommendation will be to go with his adjustable weights in case you will add some more power later on. IMHO
And you can check this tread too, in case somebody run set up close to yours.
http://www.rzrforums.net/engine-drivetrain/25089-post-your-great-clutch-setup-here.html
milos