Adding studs for main caps

So here is the deal after many years of parts sitting on the shelf, the time has come to get on it.
Not sure what it will make hp and torque ?
It is a 040 over 360
Eagle forged crank
Eagle I beam rods
Srp forged pistons can't remember compression ?
I think around 11.1
Lunati solid lifter cam 290/308 550/571 106c
Heads are pro comp cnc with hand work
2.05 1.625 valves
Hughes 1.6 roller rockers.
Internally balanced.
Ported air gap intake.
Demon 850 if I remember right ?
With that said , now I'm wondering about main studs, girdle ect.
Thanks for all the replies.