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

The Porsche P1 is lighter, greener and more exclusive than McLaren's new hypercar

Long before the legendary Porsche 911 -- before, even, the Porsche 356 -- Ferdinand Porsche was tinkering with alternative powertrains and designing road-worthy vehicles. Though it wasn't the first vehicle to bear his name, the “Egger-Lohner electric vehicle, C.2 Phaeton model” was the earliest result of his efforts. Perhaps getting the jump on the modern alpha-numeric craze/plague, it was shortened to a simple “P1.” The P1 (we'll refer to it as the Porsche P1 from here on out to avoid confusion) made its first appearance in Vienna on June 26, 1898, and it didn't last long in the public eye: Before Porsche decided to pull it out and put it on display, it had reportedly been sitting in a warehouse, untouched, since 1902.

Volkswagen Passat TDI covers 1,626 miles on a single tank of fuel

John and Helen Taylor recently drove a 2012 Volkswagen Passat TDI carefully enough to return an unbelievable 84.1 mpg on trip from Houston, Texas, to Sterling, Va. That's 1,626.1 miles on one tank of low-sulfur diesel. That's almost 100 miles better than the old world record.

Corvette castle for sale: Could it be the ultimate Vette fan trinket?

For devotees of the Chevrolet Corvette, what price can you put on a unique piece of history? When we say unique, we mean it. There is only one house in which the undisputed godfather of the Corvette, Zora Arkus-Duntov, and his model-beautiful wife, Elfie, lived in the Detroit area.