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

Honda revises Civic Si for 2014

When the 2014 Honda Civic Si goes on sale March 12, it'll carry a base price of $23,580, including destination. That gets you a bit more power over previous editions of the Si, plus some styling upgrades and extra tech. The new Civic rides on 18-inch alloy wheels -- one inch bigger than last year.

1961 Ford Gyron concept scale model sells for $40,000

A scale model of the 1961 Ford Gyron concept has sold at auction for $40,000, around four times its estimate. The space-age concept car – designed by Alex Tremulis, McKinley Thompson, Syd Mead, Bill Dayton, John Najjar, and Elwood Engel – debuted in 1961 at the New York International Auto Show and featured two wheels mounted along the car's centerline, usung a gyroscope for stability. The full-size model – which relied on stabilizing wheels instead of a gyroscope – also predicted the development of satellite navigation systems, car phones and infrared sensing.

Zaha Hadid Z-car concept

Zaha Hadid is an Iraq-born and London-based architect, who became the first female recipient of the Pritzker Architecture Prize in 2004. Her ambitious buildings have earned her much acclaim, and having designed the latest BMW factory, Hadid has now turned her sights on cars with the unveiling of the Z-car concept. Not to be confused with the similarly titled Nissan/Datsun, Hadid?s Z-car is a small plastic-bodied monocoque with a prominent lifting door.