OutdoorKing Repair Forum Forums Repairs and Maintenance Questions on Engines Questions on Other Engines SUZUKI M120X 2-STROKE HUNTING

I'm not sure what you saw at the mower shop, but this is how they are.
Your red circle on the right is where the throttle cable goes.

Your red circle on the left is the governor spring in the centre hole.
Top hole raises engine speed by +150rpm, bottom hole -150rpm.
Good luck.