91 civic dx sapw with b18c1

car runs and everything...obd0 ecu dont start obd1 starts idle low..car runs when in first gear it goes then boggs fuel cut??? then back to normal...when i floor the car it is loud but it's not pulling hard at all..no im not running with an resistor box too.. the distributor is an obd1 can anyone help me plz...i can also be reach at yangfue@gmail.com