440 Number Decode?

"IMPORTANT: A Maltese Cross stamped on - engine numbering pad Fig. 45 indicates that engine is equipped with a crankshaft which has one or more connecting rods and/or main bearing journal finished .001 inch oversize. The position of the undersize journal or journals is stamped on a machine surface of the NO. 3 counterweight Fig. 46. A MALTESE CROSS followed by an X indicates that all connecting rod and main journals are .010 inch undersize. Connecting rod journals are identified by the letter "R’’ and main bearing journals by the letter ‘M." For example "M-1" indicates that NO. 1 main bearing is .001 inch undersize."