compression help??318 .....

so my block is almost done and im itching to get it back..im haveing problems finding out my compression ratio...

its a 318 .40 over zero decked with speed pro 4 valve relief pistion's..

i found a set of edelbrock 60779 with 63cc chambers for dirt cheep new...

also using a 273 stock stroke forged crank..everything is getting balanced ...

also need help selecting head gaskets ??

help i need to know where im at for my cam choice...looking for 10-10.5 to 1

the heads were a unexpected buy... i was planing on useing 360 heads.....pics are comeing soon...................THANKS FABO:burnout: