Where does this wire go?

[H2091]

Thanks for reading!
Here's the sitution..1987 3.0 OMC
Can anybody tell me where this brown wire attaches to? Thanks!
If ya need more pics or have any questions..







THANX!

 

[dellsboater]

Re: Where does this wire go?

I know on my 88 the brown wire is for the tach, what is not working?

 

[Don S]

Re: Where does this wire go?

Gray should be the color for the tach. Actually, there shouldn't be any brown wires on your engine. Are you sure there isn't a white stripe on that wire? If there is, that would make it a trim sender wire.