I have looked at a lot of sites , V0303ACM , Flint, Mich. March 03, what is ACM is that a 427 with a marine application? After checking further the block is a 350 4 bolt main but still could not find the ACM

Last edited by WSP530; 06/09/20 07:33 AM. Reason: More info
1917 490, 1928 Depot Hack, 1925 Buick roadster, 1978 Vette pace car, 2002 Z06