Anyone know if you can use teflon plumbing tape for gas lines? The IMS 4 gal tank uses a threaded valve that threads into a plate and O Ring that is bolted to tank. (1) stock outlet and (2) outside The fuel is leaking thru the treads. Slowly. I think this is a poor design but I am Leaving for the 1000 soon and need the large tank plus will be carrying 2 gallons on my side. Looking for any help. I will be calling IMS monday bright and early. Hopefully they will have an answer.