slant six build help

ok the head roughly cc'd at 60 and like i said the pistons are .150 down in the hole . so what is the max you can take off the block? and how much lift can you run before piston to valve clearance is an issue? we were looking at maybe .120 off the block and .015 ish off the head & that should get us around 10 to 1 compression . just want to get an idea before we call for a cam ....