Nothing to do with a Nissan Skyline GT-R, except it seems these guys have worked on a few GT-R's. This is insanity. They have done a bunch of turbo, all wheel drive cars. Crazy stuff. Check out this build list.
Brief info: Proline billet custom specs 10L engine, 4500HP power level for 1/4 and one mile racing.Air shifted sequential transmission with torque converter.Race AWD conversion including billet custom "smart" AWD transfer case.ProEFI ECU and Racepak solutions.Twin 100mm turbochargers with dual water/ice intercoolers.
Then a video of it on the dyno laying down 2281 horsepower. Should get up nicely.
Buy-R.com for Nissan Skyline GT-R and GT-R parts.