Here is what I found.

#3959512 , 327 2-bolt, 1962-63
Was also used for some replacement blocks. 1962-67(www.chevy-camaro.com)



"CE" "Chevrolet Engine" or "Crate Engine" a replacement for the original model.

Read more: How to Identify a Small Block Chevy | eHow.com http://www.ehow.com/how_5501593_iden...#ixzz1CkS1krRU