Chevy LT1 vs LT2 engines: What's the difference?

Chevy's LT1 and LT2 engines share a lot of characteristics, but also differ noticeably, too. Here are the major changes ...
CarBuzz on MSN

The V12 Corvettes that never made it to production

The Chevrolet Corvette is characterized by its V8 engines, but did you know that there are examples powered by V12 engines?