ok, i know he said its an 84 but it has a sunroof and calls it an si...y i wuz confused. he told me he swapped the d16a1 into it, fuel injected, and ran it for a while then sold it. between the drivers the motor blew, slung a rod, he dioesn't really know. i do not know exactly what makes the car an si so u could help me with that.