is the 650+bhp they mention not just the rating of the clutch? I doubt with that list of mods(there maybe more not listed) that they have 650hp and run 10s 1/4, project gtst runs 10's

squintdan ) and that's a T51(i think) with massive spec.
they say
The Skyline R33 GTS-t is equiped with:
Mines ECU running at 1bar(14.7psi)
Larger cc injectors
HKS FMIC
Coilover suspension
Superdrager S/Steel Exhaust
Nitrous Oxide 150bhp
Cat-pass pipe
External wastegate
Screamer pipe(side exit)
17" Works Alloys
Single plate 4paddle ceramic clutch (650+bhp)
Short-shift gear lever
Sponsor logos
More to come!