2:90 retubing: do I need biasing?

[badguitarist]

I'm retubing my 2:90. The old tubes are Mesa 6L6 STR430 and the new ones are gonna be Mesa 6L6 STR440. Do I need to bias or something?

 

[disassembled]

Nope. Just plug and play dude!


Greg

 

[badguitarist]

Thanks so much disassembled!