Ok let me explain the build, I have a 97 honda civic and I am currently working on a ls/vtec swap and now that I am almost done idk if I should get a obd2 gsr ecu or swap over to obd1. I have never done a obd2-obd1 swap so I dont know how easy it is. Any help would be nice please and thank you.

 

Did you read any parts of this thread?
https://honda-tech.com/forums/all-motor-naturally-aspirated-44/how-build-%22reliable%22-lsvtec-b20vtec-1676914/