In 1970, the 917, now with a 4.9-liter engine and increased ... was just the beginning of the flat-12 Type 912’s incredible journey. Unperturbed, in 1972 Porsche set its sights on competing ...

The Porsche 917 is one of the most desirable ... That naturally aspirated flat-12 is one of the best-sounding race engines around. From the driver's seat, it seems all you can hear is intake ...

Released in 1969, the Porsche 917 stood proud as one of the most successful race cars of its era. It’s pure function-over-form design with sleek, aerodynamic lines, a mid-mounted flat-12 engine ...

The Porsche 917 was developed under Ferdinand ... given the limited space that housed the flat-12 engine and its cooling fan on top) and was originally fitted with Alabama license plates obtained ...

As seen in the video at the end of this article, Porsche once built a roadgoing version of its 917, and now, it seems we're about to get something just as wild before the second half of this year.

Unthinkable to all except Porsche, which in 1969 ... based on the 908’s 3-litre flat-8 engine that it retained the same bore and stroke, the 917’s flat-12 was not only more powerful with ...