Hello thanks for looking

I am building a 427 for my bracket car.

this is what i have soi far

454 block
427 crank
oval 396 heads ported and polished
team g manifiold also polished and matched to heads
a ? cam with 635 lift ( Bieng profiled by machinist)
large valves 219 intake 188 exaust
ordered 12.5 to 1 pistons
solid lifters and roller rockers
deck has been zeroed
I have to pay the machinist to clay the pistons for me ( Im not smart engough)
using T bearings ( Cost)
2" headers

any toughts or suggetions on this build I would really appreciate it this is my first BBC build and this forum has helped with alot of questions.

Also again on the evacuation kit would i gain or loose using it or are the breathers on the valve covers enough 1 on each.

thank you again I welcom all comments. I just want a strong consitant bracket car that i can trust.