Stock power gears box’s are only 16:1 ratio out of the box. There are no quicker internal gears for those.
you can increase the overall ratio by adding a longer pitman arm. Installing a longer arm in an Abody is tough and usually requires custom head pipes or specific headers (TTI shorties and maybe a tri-Y)
Now, the borgeson box is completely different and has a different internal gear ratio to produce a 14:1 ratio out of the box
