410 LA small block will not rev past 6000

Using your numbers you’ve posted here’s what I get for cam numbers. This is assuming you want peak power at 6000 and peak torque at 4000.

This is just what you need to make power to 6k.

266
281
107
104

I’ll run the numbers for what you’d need for cam timing if you want to make power to 7k.
wow that's a big cam! Not sure that will work with the EZ EFI, thy don't like to work well with very little vacuum.