heres the deal...i found some JE 84 mm pistons...its made for a b20 block using a b16a head and it makes 9.1 compression...my question is, im gonna use the pistons for my b18b block that has been sleeved and bored to 84mm..but im gonna use a LS head..going straight non vtec...what would be the compression with using this set up....its turbo pistons by the way...thanks in advance...