This alters the GMST fEncumbranceStrMult from its default value of 5 to 100. The result is a much larger carrying capacity.

This alters the GMST fEncumbranceStrMult from its default value of 5 to 20. The result is a larger carrying capacity.

I took the Amulet of Levitation and sped up the movement through the air but cut down the time it lasts, it's not quite the same distance - you do get a little more.
To install place the esp file somewhere in your Data Files directory.

Alters the fBaseRunMultiplier GMST from vanilla 1.75 to 3, to increase running speed.

At maximum speed and with all the other attributes maxed I found myself getting nauseous playing the game, as I was moving too fast; so I knocked this up to slow myself down in the latter stages of playing.
DO NOT use at the beginning of the game!