Hi RR

I think you are well in the dwang!

If you cannot turn the key - you will NOT be able to withdraw the barrel with the special tool described above.

A small dollop of PE might do it;-)

Seriously this has been covered many times - do a search.

Good Luck

__________________
NormanB
230 TE (W124) 1989 with 153,000 miles on the clock - hoping for at least another 100K