The only thing more frustrating than not having the power to spin the tires is smoking the right rear when you'd rather be accelerating. Single-tire spin occurs with either an open differential or a ...

It was a warm, sticky summer afternoon at Maryland’s Capitol Drag Raceway back in the mid-1970s. I was fresh out of high school when a ’63 Chevy II roared up into the staging lanes for a smoky stage.

It was 1973, the last time we saw a brand-new 12-bolt rearend in a passenger car, and man, the things are fetching untouchable green at today's swap meets. Some have argued that GM's 12-bolt axle has ...