Hello Marc, welcome to our group. We have dealt with the viscous coupling problem recently and the archive has the history. I have a Series 1 XJ6 the below link will bring up the thread - many of us contributed so it is a little long! Paul.
Hello Marc, welcome to our group. We have dealt with the viscous coupling problem recently and the archive has the history. I have a Series 1 XJ6 the below link will bring up the thread - many of us contributed so it is a little long! Paul.