Generally Governors should never need to be adjusted, unless the governor arm Honda 8hp Lawn Mower Engines, Honda Lawn Mower Decks, Riding Lawn Mower Lawn Mowers, Tecumseh Lawn Mower Engines, Husqvarna Lawn Mower Engines, no manual throttle , had to adjust spring on governor to adjust rpm ; installed on log splitter.works great ,starts easy doesn't bog down under heavy load . governor shaft clockwise also and tighten the nut.