Having problems replacing my ignition cylinder on a 1975 450SL. The car was manhandled when it was trying to be stolen. I cannot get the ignition barrel to turn to disconnect the steering lock.

Anyone have any ideas how this may be done??

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Norm K.
'97 E420 Sport
'06 E350 Sedan
'67 Mustang Coupe
'70 F-250
'15 VW Jetta