That's what I'm using but thanks.how do you post pics wanted to show you a picture of my friends rave valve on his exhaust it has about a 1/4 line on back it looks threaded inside no line going to it doesn't seem right to me it's flooding his hull no line's laying around just got it tue. seller had recently replaced moter caint use mine as a reference since its not been stock since 96 after reading your threads i believe you've forgot more about the 787 than i know thanks