These are mostly for my own information, since there is considerable variation out there on the internet. For starters there will be a selection of blocks and heads typical of those commonly used in Miata V8 swaps.
First off, bare blocks. Chain was zero'ed out.
6.0L LS truck motor, cast iron.
5.7 L LS1, aluminum
347 Ford, cast iron, 302 .030 over