50-500 usd
The 1400 is not a pump. The pump version is the 1300.
1400.00
50-300 USD
100-1000 USD or so
That will depend on the Model of shotgun you are asking about,along with the overall condition of your Winchester shotgun?
The value of the Winchester pump action 1902 12 gauge model 1912 serial 166303 varies greatly with its condition. This gun can retail for about $200 depending on style and condition.
It depends on the original condition. $250-5,000.
Your winchester model 12 pump action shotgun was made in 1924 is valued at between 275-495 dollars based on your shotgun having between 60%-90% original finish and a good bore.
your model 12 Winchester pump shotgun was made in 1951 as to value in fine condition I have seen them from 550.00 dollars and up.
100-1000 USD or more depending on specifics
With the serial number that you provided,your Winchester model 1912 pump action shotgun was produced in the year 1924.
1912