[spookypt]

Might be a question worth asking on the NT01 as to where it'd put you.

For Class 7 – Only tyres from the approved list below can be used. No R-spec
tyres will be approved and the minimum UTQG rating permitted will be 180.
Tyre width, profile and rim diameter will be free.
Cobra Nationals 2018 - Class 7 approved tyre list Effective date: 1-3-2018
Brand: Model: UTQG
Kumho Ecsta XS KU36 180
Federal 595RS-RR 200
Nitto NT05 (only tyres labeled UTQG 200 are approved) 200
Michelin Pilot Sport Cup 2 180
Yokohama Advan Neova AD08 R 180
Falken AZENIS RT615K+ 200