Keep us posted what the sensor has on it when you get it. I will post a link to a factory sensor on majestic which also has a diagram of the manifold/ converter
Honda Automotive Parts
As for the PVC valve I dont think you can buy one that's open you have to buy one that has the guts in it and cut it open and remove them that's what I had to do and it worked perfectly. Very easy to do with a hack saw blade