I am at a loss on this engine rebuild , I have a 1967 327 #3892657 block bored 30 over , so essentially a 350 c.i. , dish pistons , .465 lift cam I am installing aluminum heads 190cc , 64cc , 2.02/1.60 , i will use 7/16 stud roller rockers ,girdles or guides ? what pushrods will i need ? what head and intake gaskets ? torques ? i will use head studs and nuts ? spark plug holes are angled so what spark plugs ? So many question , but i need to do this right . Thanks in advance.