Ask a gunsmith for help or request/downlaod a manual from Browning's site.
Best left to a trained gunsmith
Go to Browning.com. Under customer service you can find a manual to view/download.
No
1970
No
Depends on what application it was ported for and by what process.
Destroy, dissasemble
It wil be marked on the barrel.
your browning shotgun was made in 1963.
Possilbe, but, not recommended.
2008
Yes