THE SMART TRICK OF 2JZGTE THAT NO ONE IS DISCUSSING

k20a2/ k20a3 blocks Is there any main dif. among both of these. I am talking just the blocks. As in would a K20a2 block become a better option in sleeving over the A3? The A3 are so low cost to come back by so I just wanted to know.Acquired my firstJDM Toyota 2JZ GTE VVTI motor this past 12 months from Yall was much more than impress with t he good