liberty gears pros and cons

ived read a few of you guys talking about liberty gears in your a833s im wondering whats involved and any feedback good or bad, my darts has a 416 and puts out 506 hp 526 ft lbs. im also using a mcloed dual disc street strip setup rsated to 1000 hp. car also has a zex 300 hp shot of nitrous setup.:burnout: