Tube on Plexi Replicas

[Marco78]

Hi boys, this is my first message and I write from Italy.
I have buyed a JMP50 replica from UK builder and I have choose to install KT66 power tubes.

I have to decide brand for ECC83 and KT66. Some advices? No NOS stuff.

Thanks a lot

PS: I have read this review, but I don't know... http://thetubestore.com/kt66reviews.html