replacing Clyde Mccoy BC549B with AC128 transistors

[sha33]

Hi guys,

I am thinking of building another Clyde Mccoy, butinstead of the BC549B, i would like to fit AC 128 transistors .
Wich value should i replace to be able to install these ac128?

Here is the layout

http://fuzzcentral.ssguitar.com/mccoy/mccoylayout.gif

Thanks

SHA