http://www.inductionmotorsports.com/turbos.html the large frame ones are the ones youl need for that.

No idea about compressor maps for them tho.

Cossie greys wouldnt be any good for 125bhp per injector either i dont think

May as well buy some whoppers anyhow if your planning to go further than 125bhp per cyl in the future anyhow.

But the inj at the same time as the turbo...
http://www.inductionmotorsports.com/injectors.html