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View Full Version : .45-70 low base load imr 4198



8185854610
02-22-2008, 08:52 PM
Have meister 300 grn lrnfp hard cast bullets and imr 4198 powder, will be using "shiloh sharpes" 30" and 1886 winchester modern (miroku) 26" barrel. looking for a good low base load 1400 to 1600 fps for target. Anyone tested this combo with good results or ideas, thank you for the help. Captain Lewis

Buckshot
02-23-2008, 04:12 AM
Have meister 300 grn lrnfp hard cast bullets and imr 4198 powder, will be using "shiloh sharpes" 30" and 1886 winchester modern (miroku) 26" barrel. looking for a good low base load 1400 to 1600 fps for target. Anyone tested this combo with good results or ideas, thank you for the help. Captain Lewis

..................Hey Cap! With that slug (actually I cast both the RCBS and Lyman 300 gr slugs) a good and very pleasant load I like is 28.0 grs + dacron and any std primer. Truth to tell there are lots of good loads for the 45-70 with powders in that burn rate area. SR4759, any 4227 work great too.

................Buckshot

lovedogs
02-24-2008, 10:33 PM
After trying several loads with 4198 and finding them position sensitive I tried RL7. It worked but I had to shoot faster than I wanted to get past the same position sensitive problem which kicked more than what I wanted for target work. I finally settled on 5744. It's a dirty burn but if you ignore that it shoots better than anything I've tried so far. It's not position sensitive, you don't need any filler or mag primers. I use it now for both my 500 and 350 gr. loads in both my wife's .45-70 and mine, also. At 23 1/2 gr. with the 500 gr. it gets 1180 FPS and using 28 gr. with the 350 it gets 1420 FPS, both with MOA accuracy.

Adam10mm
02-24-2008, 10:52 PM
22gr is a good plinker.

NickSS
02-25-2008, 09:12 PM
If you want cheap plining load try Unique at 15 gr. I will also second the 5744 load. My favoite load is a little hotter I use 29 gr. and a 300 gr TC cast boolit. This load works great for 200 yard Cowboy shoots.

timberlost
04-04-2008, 02:12 PM
I shoot 25gr. 2400 in my Browning 86 shoots clean 1520fps easy on gun easy on shooter 300gr-325gr boolits