Originally Posted by 340mag
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http://www.neihandtools.com/catalog/index.html
I found this bullet to be especially accurate in my marlin 45/70 over 45 grains oF IMR 4198, Im not sure what velocity youll get in your rifle but cast from 95% wheel weights and 5% tin,well lubed its accurate,and it shoots thru deer,hogs and elk real well with expected results..very dead game

http://www.handloads.com/loaddata/default.asp?Caliber=45-70&Weight=All&type=rifle&Source