1967
r is for the number 7 and p is for the number 8 so the gun so the action was made in 1978 rember that this is the action date and my never been completed and sold till much later
1977
No serial number provided
A Browning Auto 5 Lightweight shotgun was made in 1957 with that serial number on it.
36 years old.
It was made in 1965
No such model number ever used by Browning.
You must call Browning with the serial number to find out.
This gun was made in 1960
1966
Impossible to answer without a serial number and detailed description.
Receiver