SKI DOOS are new to me I just got my first set of doos for me and the wife. Mine is a 98 mach? 700 with a big bore kit.I was told that the cyclenders were bored to 800cc and recoated with a diffrent base gasket to change the port timming. Is this true/how reliable is it ? their is a set of Crank Shop pipes on it to I was told that it has 180-185 hp is that also true ?Every thing eles is stock. the clutch engages at 3800 rpms The only thing I,m deffently going to do is get EGT gages Any segestions??? The other sled is a 500 rock stock?