Here's a comprehensive review on the BMW 8-Series, from 1989 to 1999, with lots of info on the series' history. Also available is a photo gallery and intro movie.

"The 8-series was conceived by BMW as a upper class coupe since 1981, but the project recived the green light three years later.Design of the 8 Series began in 1984, with construction starting in 1986. BMW used CAD tools, still unusual at the time, to design an all-new body. Combined with wind tunnel testing, the resulting car had a drag coefficient of 0.29, a major improvement from the previous BMW M6/635CSi’s 0.39..."
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Read the whole article here:
http://www.topspeed.com/cars/bmw/bmw...s-ar16405.html