Register an account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members.
If they're both TBI then I would say yes. I've had an 86, 87, 89, 90 so I'm going from memory. But I'm certain they'll work
This is if you're not swapping harness' and ECMs.
If you're just changing the parts the harness' should work just fine. If the sensors don't connect just swap the original units onto the "new" parts.