THE BEST SIDE OF SUPRA

k20a2/ k20a3 blocks Is there any main dif. involving these two. I'm talking just the blocks. As in would a K20a2 block be a better option in sleeving in excess of the A3? The A3 are so low-cost to come by so I just needed to know.He then hooked me up Together with the desired pieces and fit at an awesome rate, in addition to the B16B I just bought