new block?

[river_ratj40]

i purchased a new block for omc 56ci. the numbers on the tag read g2579447
can anyone tell me the year of the block and if its split port? i believe it is a 70 hp, but not sure? any help would be greatly appreciated!

[river_ratj40]

can anyone help me identify what model and year this omc 3 banger 56 ci block is?

[Fast Fred]

i looked at some i got, oval port had a g25xxxxx number:cool::eek: