Hacker's special! For Sale- ECM and harness from 89 Camaro TPI 350/th700R4 Last year of the mass air units. Complete ECM with prom, harness, and wiring diagram. For $50 plus shipping, I will C.O.D. it to your door. For more info, write gar at azstarnet.com I may be slow to respond (1 week?), so please be paitent.