Autobahn88 Stainless Manifold Header Fit Nissan Silvia S13 S14 S15 200sx Sr20 on 2040-parts.com

Mercedes F125 concept (2011) at Frankfurt motor show

Mercedes today unveiled the F125 concept car - a car bearing the three-pointed star's F name to demark it as a tech testbed, and the 125 to mark Merc's 125th anniversary in this four-wheeled business. It's a hydrogen fuel-cell vehicle, and Merc claims a punchy 1000km (620-mile) range. But the scientists here are proud of the cutting edge lithium sulphur batteries, used to store energy created by the fuel-cell.

Rolls-Royce Ghost V-Specification dialed up to 593-hp

Just before a refreshed Rolls-Royce Ghost debuts at the Geneva Motor Show in March, the British automaker has rolled out a performance edition of its "entry level" sedan with 593-hp underhood. The standard Ghost sedan wasn't exactly short on power until the announcement of the V-Specification version -- the company's 6.6-liter twin-turbocharged V12 engine produces 563-hp and 575 lb-ft of stump-pulling torque in standard form. Yes, gone are the days when Rolls-Royce declined to disclose exact power figures and simply listed their powerplants' output as "adequate." Now Rolls-Royce is forced to compete in this cutthroat market with its performance stats, it seems.

Film Friday: 'Head On' pits a 1938 Chevy against a mighty locomotive

The train is, in many ways, the enemy of the automobile. We're not even getting philosophical about personal transportation versus mass transit or diving into disputes over whether to fund interstates or railways: Trains are simply bigger and heavier than even the bulkiest of cars, and they're quite happy to turn any vehicle that happens to be parked on their tracks into scrap-metal pancakes without slowing down. It's physics, people.