If you are talking about a savage model 99 rifle,you would be better served if you went out on the market and looked for a savage model 99C in .308cal.If you are talking about a older remington model 722 bolt action rifle then yes it could be done.It would only take a rechambering of the rifle and resetting the head space between the barrel and the bolt face.To be honest though I shoot both cartridges and can hardly find that much difference in both cartridges.They both kill deer greatly and the trajectory of both are so close to the same that there is no difference.
If we are talking about a savage model 99 lever action rifle?Then your rifle was made by savage in 1946.
If we are talking about a savage model 99 chambered in 300 sav?Then your rifle was produced by savage in 1934.
If we are talking about a Savage model 99 rifle,chambered in 300 Sav. caliber,then your lever action rifle was produced in the year 1949 by Savage arms Company.
If the gun chambered in 300 savage caliber is a savage model 99 then the rifle was made in 1940 by savage arms company.
Your serial number indicates that your Savage model 99 rifle in 300 Savage caliber was made in the year 1947.
Not even close.
That would depend on the overall condition of your rifle,its age(by serial number) and what model of Savage rifle is chambered in 300 savage caliber.None of these questions were described in your question.
If you have a Savage model 99 lever action rifle chambered in .300 Sav.caliber,then this rifle was made in the year 1951 with the serial number that you have provided.
.300 Savage. This ammo is getting harder to find. You used to have a choice of 150 or 180 grain bullets. The last few years I have only seen the 150 grain offered. If you want to buy online I know Able Ammo does carry .300 Savage. It's a good caliber. I have taken several deer with the same rifle you have.
You should contact Savage arms directly,they should identify the year of manufacture for your rifle.
Your Savage was made in the year 1937 if you have a model 99 lever action rifle.
The value of a Savage Sporter 22 long rifle is between $150 and $300 on average. The actual value varies greatly based on the rifle's condition.