The adjustments you need to make to get this result will vary. Depending on how old cables are and how stretched springs are. Old golf carts are way different than newer cars.
What you want is carb to be all the way open when accelerator is fully pushed.also make sure carb is totally closed when accelerator is lifted.also make sure cable isn't sticking.
I checked on Geiko. They had to inspect any car with over 100k miles. All three of mine had over 100k and their inspection place was in the next state.