Speaking authoritatively as the world's worst mechanic I have pinpointed--with laser precision, I might add--that you've got a fuel problem. I think. Maybe. Seems likely....
So, what to do? Well, you can...
i) do what I do and that's check a couple of things; namely, the fuel pressure (fuel pump, fuel pressure regulator and injectors) and hope for the best (this is within my control), or
ii) wait for a better answer (not within my control), or
iii) have a look at this post
82 928 won't start FIXED!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - Rennlist Discussion Forums
I'm rootin' for you. Just don't ask me to help. That's never a good idea...
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1977 924 Guards Red (parted and sold)
1987 924s Alpine White (sold)
1987 924s Kopenhagen Blue (my Lowencash tribute track car -- sold)
1987 924s Garnet Red (currently becoming Lowencash II)
1982 928 Silver (sold)