This also may be a dumb question, but should the engine actually stall in a stall test or does it mean that is where the revs stop going up (I assumed the latter but ....)

Thanks David, I did not realize it had to be warmed up, doing it then means that it does stall out at 2500rpm albeit with the whirring noise. So probably not clutch or TC reading the comments in that link?

Hi all, not really much of a mechanic, but they are so easy to work on even a duffer like me can do lots of things on the drive. But this noise seems a bit out of my league. Going uphill the box seems to whirr and smells a bit. I was told to put in drive, foot on brakes and engine should die at...