i know to check the points on the head for the service limit, and i know to check the service limits on the deck of the block, but if both have been milled and it does not put it at the service limit, then it doesn't raise suspicion. and like i said we attempted the build 4 years ago, but now out of interest i will be putting b16 pistons in one of the ls blocks we have at the shop and put it all together to see how it pans out