Does this tell me the engine year?

[Azlo]

This is my rear main journal. Its a 3.0 merc. its stamped 1971. Do all Mercs have the year stamped on journals?

 

[Bondo]

Re: Does this tell me the engine year?

Nope,... That's a casting #, that may, or may not coincide with the vintage....

 

[Azlo]

Re: Does this tell me the engine year?

Thanks Bondo.