Mercury Mariner 25hp

[bbstacker1]

Could anyone tell me what the part number is for the extension kit for this motor, it is a short shaft and I would like to convert it to a long shaft. Mariner 25hp, Ser# A136194

 

[mikew5432]

I have a long shaft 28 horse, I tend to believe they'd interchange , if so, i'd be interested in trading?mines a 1976 mariner 28e.