OK what I am running is a b18 block with a b20 head my dizzy is 0bd0 I have 2 ecus that I got for the car.

One is what looks to be a STOCK ecu is says pr4 on it
The other one says pr3-j00

the pr3-j00 aint that for vtec? I'm a little confused about all this, can some one give me a little more info?