I need help. How to find the right parts

[Ecco11]

I have a 1988 invader v177 and need to figure out what engine and sterndrive is on the boat.
all I know is that it is a 4.3l.
Sterndrive plaque numbers as followed
model 985269
serial T0602526

 

[alldodge]

I'm not finding the model or serial number for a 1988, but here is a link for a 1988 4.3L motor

https://www.mercruiserparts.com/4-3l-2-bbl-gm-262-v-6-1988-1992-0b7

And this should be your drive

https://www.mercruiserparts.com/r-mr-alpha-one-sterndrive-1983-1990-1