Most track-rat Porsches are street cars that get the racing treatment—911 GT2 RS and the like—but the 963 RSP is the opposite. This is a lightly domesticated race car, 10,000-rpm V-8 and all.

Inside, the Porsche 963 RSP has been thoroughly reimagined for use as a road car. Gone is the litany of exposed Kevlar and carbon fiber, replaced with wall-to-wall Alcantara and leather upholstery ...

(The answer, we’re told, is “very good.”) The Porsche 963 RSP saves us the guesswork. First things first: Yes, this silver 963 is road-legal, under specific conditions, in France.

Yes, Porsche actually built a road car based on the 963 race car. Dubbed the 963 RSP in honor of its eventual owner — the "S" stands for Searle — the new road-going hypercar features the same ...

The 963 is, of course, the Porsche race car that has seen victories at Daytona, Sebring, and many other tracks as it heads to Le Mans for the 24 Hours June 11-15. 963s race in FIA WEC and IMSA ...

Yes, Porsche actually built a road car based on the 963 race car. Dubbed the 963 RSP in honor of its eventual owner — the "S" stands for Searle — the new road-going hypercar features the same ...

For the 963 RSP Porsche's engineers were forced to find a way to remap that engine to run on pump gas. There's no word on what the power number might be now, but the company does say it was a ...

The 963 RSP shares much of its DNA with the race car. Porsche’s goal, unfortunately, wasn’t to homologate it for general street use—doing so would have required some drastic changes.

That means this 963 RSP could have a huge output figure. Porsche has also basically confirmed that we’re all going to see this one-off car show its face at this year’s 24 Hours of Le Mans.

The car is a one-off, built specifically for Roger Penske — whose full name, Roger Searle Penske, gives the 963 RSP its three-letter suffix. Read more about the Porsche 963 RSP here.

If Porsche were to give one outside customer a road-going 963, Penske would make sense as the most likely owner. Whether or not the car is being prepared for Roger Penske, we know that it is a one ...

Porsche has converted its Le Mans hypercar into a street machine. The carmaker's Sonderwunsch group worked with the race team to build a 963 that has been tuned and adjusted to function on the road, ...