
Surprisingly, this basic configuration of a horizontally opposed six-cylinder engine driving and hanging over the rear wheels has held true through each one of the 911's 10 generations. Thankfully, Porsche's engineers have been making continual improvements to quell the car's peculiarities while keeping its distinctive attributes of lightness, responsiveness and power. The 911 has also had enormous success as a racecar and spawned many iconic variants, such as the Turbo, Carrera RS and GT3.