[Enoch]

I restored a 69 L-89 corvette 17 years ago it was serial 4427 (hard to forget that #) and it had a 427 CE block dated july 69. It was a 4 bolt 512
Another corvette I have done was a 67 435 and it had a 72 dated 454 CE stamped block. It also was a 4 bolt block, however I don't recall the casting #.
Rich.