Originally Posted by Rick Hohwart

At the RROC this year the biggest single improvement I made to my car was installing a gear diff in the front. I used cleaning putty so it was very tight which I don't think you could duplicate with fluid. Hebert, Levanen and I used this setup. Not only was the car easier to drive, but it was faster. This took me from a guy just off the pace to a contender.

FYI easier to drive makes you faster even if the lap times are not faster. Fewer mistakes will be made and your overall time will improve.