This is an OBD-2a computer from a Honda Civic VTi and Vi-RS EDM JDM model, the P2T . This is for the B16A engine. If you are doing an engine swap into a 96-98 Civic, this is plug and play as it uses the same plugs as the OBD2A ECU. This is a rare computer I got from the UK that was run on my B16 swapped EK. Yes the JDMUKDM sized computers are shorter than the USDM ones. OEM part number in the p...