1951 Winchester M70 in .30-06. It has been on a lot of fun trips and even shot a few deer and pigs with it. It shoots 2" 3 shot groups at 100 yds. Just a nice hunting rifle.
I would try different brands and see what the rifle likes. You can read specs all you want, but if the rifle doesn't like it then it won't work. Also, are you using hunting ammo, target, or FMJ? The intended use of the gun makes a difference on ammo. Any decent manufacturer (ex Hornady...
I have a Remington 760 pump that is chambered in .35 Remington. I shoot 200 gr soft tip, flat base Speer bullets in it with the shortened cases. Works just fine. It is a good brush cartridge. I am comfortable with it out to 175 yards, but am sure others take it farther. A lot of deer have...
Sounds like a nice rifle. There will be some velocity loss with the short barrel. I would consider handloading also. The price of ammo just keeps going up. You can assemble a complete reloading setup for under $200 if you watch gunshows, Craigslist, etc. Enjoy your new gun.