Fuel pressure / Flow rate formula

[jdzura at csc.com]

>You need to know HP of your app etc, then figure out max Lbs/hr fuel you
>need to support it, and divide by number of injectors.  Once you have
that,
>use the next larger size to give you some room for "growth".

Can you provide an example of the math? Say for a 400 HP V8



Thanks