Engine builders please check my combo.

BB and engine builder experts please check out this package and see if I am on the right track. I don't want to fall into the trap of having mismatched parts and not be satisfied with my combo after putting all this money into it.
Also am I in the right ball park with the expected compression ratio?

Car is a 1971 Corvette convertible weekend show and go project.
Block is a .030 454 2blt main.
Crank is a cast SCAT9000.
Eagle connecting rods converted from 3/8 to 7/16 blts.
HP and RPM expected is 500+\6k safe.

Heads
Series Performer RPM Oval Port
Int. port vol. 290cc
Exh. port vol. 110cc
Chamb. vol. 110cc
Deck thickness 9/16 in.
Int. valve size 2.19 in.
Exh. valve size 1.88 in.

Pistons
Part #H693CP
Piston specs: Compression@.030" bore
10.91:1 w/100.9cc heads
10.09:1 w/109.4cc heads With heads listed above.
9.32:1 w/119cc heads

Cam
CCA-11-677-4
XS274S
ADV. DUR
INT = 274 EXH = 280
DUR @ .050
INT = 236 EXH = 242
LIFT
INT = .568 EXH = .578
LOBE SEP = 110
REC RPM 2K - 64K

TRANNIE & GEARS
-M21
-3:70

Thanks
Wade