Noob Question on W-Style Engines

NYSpeed Automotive
11

Found these two:

http://www.seriouswheels.com/pics-abc/Bugatti-EB-16-4-Veyron-engine-study-1280x960.jpg
Bugatti-EB-16-4-Veyron-engine-study-1280x960.jpg1280×960

http://www.autoclub.com.au/uploaded_images/bugatti-veyron-w16-engine-776255.jpg
bugatti-veyron-w16-engine-776255.jpg800×560