The 87 is very much ECU controlled. That's what makes the carb such a Rube Goldberg contraption. Temp sensors, I think a TPS, all the vac lines of course, etc., etc. It's called a Feedback Carburator for a reason.

Mice are very, very evil little creatures. <img src="/forums/images/graemlins/rodent.gif" alt="" />

Big Truck: 00, 3.5, Endeavor, 5-Spd drive line in hand!
Little Truck: 87, 2.6T I/C, MT, LSDs, Tonneau Top
Her Truck: 03, 3.8, 20th Anniv, 65k
Daughter's: 06 Eclipse, Keeping it Mitsu!
FSMs: MitsubishiLinks.com