World of Tanks IV: We're on Fire!

[Grif]

No, it does not.
The KV-5 does not.
The IS6 does not.
The Super Pershing does not.
The 8.8cm JT does not.
FCM 50 t does not.
In fact, the only tier 8 prems that get tier 10 matchmaking are the Lowe and T34 heavy tanks.

You forgot the Mutant M6.