I am with you, there is NOTHING a little gun will do that a big gun won't do better. Use the biggest gun that you can handle well. Dead is dead IS NOT ALWAYS GOOD ENOUGH, sometimes you need DEAD RIGHT NOW.
1 in 10 twist, 26''.
185 Berger VLD Hunting
77.0 gr. H 4831
Federal mag primer
Wby brass
3.575 OAL
Don't know velocity. Is not hot in my gun.
Unbelievable accuracy.
Pure poison on hogs and deer.
It (H4831) may not be available now. I bought eight pounds when I worked up a load for the new barrel on my 300. I have been using it in the 300 WBY for 50 years. No substitute for horsepower!
My experience with conventional muzzle loaders is that I lost velocity after a certain amount of (conventional) powder. Might want to chronograph yours to see if huge powder charges are really productive.
I had my first 300 WBY built for sheep hunting (Alaska) in the early 70's. My guide told me to bring a belted 30 caliber. He was right! I have rarely hunted with anything smaller since then. I encourage you to consider reloading (although I have very limited knowledge of factory offerings and...