Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Ayrton Senna's Honda NSX for sale

'Never raced or rallied' is a term you'll often see on a classified ad. But if the car was formerly driven by Ayrton Senna, you'd find it a little hard to believe. And even if it had been, would you care?

One Lap of the Web: Cozy Coupes and '80s ATVs

-- Bill Simpson is a legend in the world of motorsports -- so much so that it might have taken you a moment to realize that there is a real Simpson behind those Simpson helmets. After 40 years spent saving the lives of drivers everywhere, a few years ago Simpson had a chance encounter with then-Indianapolis Colts offensive line coach Tom Moore. So he decided to tackle (heh, punny!) the world of youth football with carbon-fiber and Kevlar helmets that weigh less than 2 pounds and have already started reducing concussions in high school games.

Jaguar's stunning E-type defined 'car' for an American generation

You could start with the stunning good looks that make the Jaguar E-Type a permanent fixture at New York's Museum of Modern Art or with the style and character that defined an era. You could start with the technological innovation, the impressive performance or the value that the E-type's contemporaries simply could not match. In cold retrospect, there isn't much in the E-type--or the XKE, as it was widely known on this side of the Atlantic--to tarnish its image.