Thanks for your help grumpy, yes it appears the oil came through the hose you stated and also got a little in the air cleaner.
I'll put the sledge hammer away and get the camera out again. I'll post the pictures up as soon as I have done what you suggested.
Cheers
Peter
Hope this it what you are talking about..
![[Linked Image]](https://www.outdoorking-forum.com.au/forum/uploads/usergals/2010/12/full-2924-189-bs4.jpg)