What is the age of a Browning citori special steel 17663pm143?

To determine the age of a Browning Citori with the serial number 17663PM143, you would need to refer to Browning's serial number lookup chart, which provides manufacturing dates based on the serial numbers. Generally, Browning Citori shotguns were first introduced in the 1970s, and the specific model you mentioned would likely fall within a certain range indicative of its production year. You can typically find this information on Browning's official website or by contacting them directly for assistance with serial number inquiries.