The closest to an official time is likely 7:52 per
https://www.whichcar.com.au/features/50-years-nissan-skyline-gt-r-gallery
Nissan Skyline GT-R lap time at Nürburgring Nordschleife
Nissan Skyline GT-R completed a lap of Nürburgring Nordschleife in 8 minutes and 28.1 seconds.
| Track | Nürburgring Nordschleife |
| Type | flying start |
| Vehicle | Nissan Skyline GT-R (R34) |
| Power / weight | 280 ps / 1666 kg |
| Time | 8:28.100 |
| Average speed | 146 kph (91 mph) |
| Submitted | 16.03.2009 by autocar |
| Views | 4.9k |
Reference: http://www.autocar.co.uk/News/NewsGallery.aspx?AR=228511&EL=-1&IM=139814
