Mosty likely its the 94-01 DOHC Vtec B18C1 USDM GS-R. In this case it would be an OBD-1 model engine since the car is OBD-1, 1.8liters 170hp. If it motor code read B17 then its the 92-93GSR motor still obo-1 but 1.7liters the motor could be located by the transmission