The rubbing noise could be the prop shaft hitting the tunnel. Check the shocks are OK & also the suspension hangers on the rear wheels, Morgan made a major upgrade which I found out after mine kept failing, That's allows the prop shaft to move too far.
From this
![[Linked Image]](https://www.tm-img.com/images/2019/08/16/IMG-20180616-WA0004.jpg)
To this
![[Linked Image]](https://www.tm-img.com/images/2019/09/11/20190911_115700.jpg)
![[Linked Image]](https://www.tm-img.com/images/2019/09/11/2019-09-11-13_44_04.jpg)