riding mower

That’s your problem, they’re designed for people who want to waste time on their lawn and drink a beer. People who want to get it done with have zero turn mowers.

Sodium silicate in the oil. Bleach in the gas. An iron spike driven into the ground just below the height of the grass.

But really the best way to deal with it is to get over it. I know sometimes it’s hard to get over an irritating sound, but it helps your mental health if you don’t get angry about something minor and entirely outside your control