How to id a Yamaha 25hp outbord without id tag.

[Robert’s Yamaha]

Hi,
Can you help to id year a Yamaha 25hp autolube. The ID Tag is removed and therefor I do not know how to find out how to order correct parts like gasketset etc?
Can someone help, please.

 

[boscoe]

Look at the carburetor and the CDI box for whatever markings you can find. What are they?

Inspect the block for a round decal with some numbers on it. What are those numbers?