Spare parts single 318 turbo build

It would surprise everyone......
By my math.....(and I dont claim to be any kind of mathematician)
235 x 1=
235 x 2 = 470 at 14psi
235 x 4 = 940 at 28psi

180 x 1=
180 x 2= 360 at 14psi
180 x 4= 720 at 28psi

Either 273 falls right into the range of a GT45 or s475.

And a 273 can make More NA power than 235....right?
A 273 has the smallest bore of the LA's, and the thickest factory blocks, right?.......surprised someone hasnt done this yet, just because