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.

Audi traffic light recognition technology to save you fuel

Audi has announced its online traffic light recognition system is now market ready. The idea of this is to help drivers hit green lights instead of red lights, thus saving both time and fuel. Called Audi Online Traffic Light Information, the technology was demonstrated in January at the Consumer Electronics Show (CES) in Las Vegas and testing is also under way in Verona and Berlin.

Tata will redo Nano for the U.S.

A redesigned version of India's no-frills Nano minicar will come to the United States in three years, said Ratan Tata, the billionaire boss of that country's giant Tata Group. "The U.S. is a very enticing market," Tata said in an interview.