There is one glaring error in that "Need For Speed" tip- - - - -if you attempt to adjust the backlash on a rear end that's been in service for any noticeable length of time, you're going to interrupt the wear pattern of the ring and pinion gears, and create a howl that will make a set of earplugs required equipment at that new 60-something MPH top speed!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!