and use a brass hammer to carefully tap it all the way home. some of the designs are tapered, not sure on the vn. if you deform it it will leak forever, i think. i would give it some pretty decent love taps before trying any glue, myself. i have had luck fixing them in that manner.
2003 VN1500 Nomad FI Bagger
2004 KLX400SR Dual Sport light adv bike
1969 CB750 K0 sand cast #1767
couple of nice GL650 Silver Wing Interstates, one with hack
2 and 4 stroke dirt bikes
other vintage stuff back in the corner