Jan 20, 2016 · i tried IMR 4166 today in my FTR rifle, 31" bbl, .199 fb, lapua sr primer, once fired brass, 200 gr hybrid, .010 off 42.0 gr = 2621 fps 42.5 gr = 2666 fps (best accuracy) 43.0 = …

Feb 9, 2019 · IMR-4166 Brief: The load listed below is HOT by at least a full grain or two. Reduce 2 grains minimum before attempting to use. We got brass flow into the ejector hole with this …

IMR 4166 BR-4 2.265" COL The charge on top is 23.8, bottom is 23.9. The larger case capacity has moved the OCW up by .1 Of the 12 5-shot groups i shot testing different charge weights …

Mar 11, 2016 · Thinking 4166 wont be your best choice. In my 22-250 Imp., H4350 is about perfect with 53s. IMRs 7977 & 8133 might be the Enduron powders you're looking for with 95s …

Feb 20, 2015 · Reference IMR's new 4166 powder, for those who have been thinking of trying it with .308 Winchester loads. My 1 in 10 Criterion barreled .308 had been shooting the 175 …

Dec 3, 2014 · To keep my and the other posters results seperated for time being. I made it to the range today to test some of the new IMR 4166 in my 6 Dasher with a Krieger 8.5 twist barrel …

Mar 25, 2020 · IMR 4064, IMR 4166 and Vihtovuori N140 were tested between 34°F and 102°F. N140 had similar temperature insensitivity to that of Varget across the full temperature …

Mar 27, 2023 · I have Hornady 125 grain 30 caliber bullets and IMR 4166 powder. I want to load and shoot in my TC Contender with a 30-30 Winchester barrel. I don't have a loading manual …

Feb 21, 2016 · Worked up some loads for my tikka t3 lite stainless for coyote hunting with imr 4166 powder and the sierra 80 grain btsp blitz bullet. brass is winchester, fired 3 times prior to …

May 14, 2021 · IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. It is an extruded powder with a perfect burn speed for cartridges like …