640 HP Souped Up 997 series Porsche 911 Turbo

 - Feb 23, 2007   Updated: Apr 21 2011
References: techart.de & gizmag
TechArt Automobildesign Company will reveal their new TechArt Gtstreet at the Geneva Motor Show 2007. It is one of the greatest and most powerful street-legal sports cars offered, based on the 997 series Porsche 911 Turbo.

Implications - According to Gizmag, the company has made this bad boy into an even greater speed demon by tweaking its engine. It now has 630hp/463 kW at 6,800 rpm with peak torque raised to 820 Nm. Needless to say, this Porsche is fast and is perfect for those who feel the need for speed.

The Porsche 911 Turbo is a car that's fit for any adrenaline junkie out there who wants to race down the streets.