anyone know what all i need to do to my harness to make those engines work ? and also could i use a usdm ecu or does have to be jdm being if i only want the exact ecu for the engine cause i know p28s are all able to be used with about any obd1 swap but i wanted to grab an 0bd2 engine of jdm being that mines is obd2 to make thing easier if that is possible but ive never did a swap but i know they are simple asf and im just out looking for any input and positive feedback my engine will be ready this weekend so im taking that extra measure n reaching out for answers