just the oring in the pipe and myself like to add an oring around the exhaust of the cyls and smash it with the pipe as i put the springs on makes for no leaks...
there ya go.. this is why i asked where he got them cus most likly just ask them and they help you figure it out.. hope its not a bad batch but if it is hopefully you catch it f.a.s.t enough...lol
not the carriers fault you didnt get the lock nut locked.. just get a new lock nut if the one you have is junk or figure how it works to keep this from happening again... ohh also welcome to the site...