Originally Posted by WillRyan
Is it possible to do this mod with the FH580V 19hp Kaw? Its on the new Scag Tiger cats
If I can't buy I new shaft could I atleast grind down the factory one?
I don't think this mod will work on your engine as the fh580v is a different engine series and displacement .The fh601v to the fh721 are the same displacement with the only real difference between them is the carb shaft and on the fh721 it also has an oil cooler.