The 2 injector setup 900 runs 150 dyno proven horsepower... as for the '06 revised 4 injector setup was a dyno proven 152hp. What year is your 800? My '05 XcSp 700 puts out 129-130hp.
A forum community dedicated to snowmobile owners and enthusiasts. Come join the discussion about performance, racing, troubleshooting, trails, maintenance, riding tips, modifications, classifieds, gear, and more!