Below is what I found with a quick search on Google.
Note: this is commonly called the Ford Small-block V8 pattern, though it is used in some "big block"-sized V8's as well as some V6's and I6's.
200 I6 1978-1983 only, partial (4 of 6 bolts) pattern.
250 I6
255 V8
289 V8 -...