Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. .223 Remington (Hodgdon Data Using IMR Powder) reloading data with 221 loads.
IMR 4064 or IMR 4166 | Shooters' Forum For info on other IMR powders, visit www.imrpowder.com. You can find that here: http://precisionrifleblog.com/2016/06/19/powder-temp-stability-hodgdon-extreme-vs-imr-enduron/, Share the post "Powder Temp Stability IMR Enduron vs. H4350 and Varget". This is a true magnum propellant yielding outstanding performance in .300 Winchester Magnum, 7mm Remington Magnum and .338 Lapua Magnum. 4451 is the medium burning powder, for medium cartridges like the .30-06 Springfield and the .270 Winchester. _gaq.push(['_trackPageview']);
Loading density is perfect for magnums, contributing to superb uniformity. IMR 4166 is one of IMRs Enduron family of propellants. This included the top-of-the-line Prometheus Gen II Powder Scale, which is capable of loading to the nearest kernel of powder. . It provides top performance in big game cartridges such as 25-06, 280 Remington and 300 Winchester Magnum. Between 1/3 and 1/2 MOA for 5 shot groups at 200yd. The IMR 4166 shows loads for a 69 hpbt. It is available right now at Powder Valley in both one-pound ($25.45) and 8-pound ($182.75) containers: IMR4166-01: IMR 4166 1 LB. The maxorder quantity of any powder SKU is. Then Try IMR 4166 Powder, Powder Temp Stability IMR Enduron vs. H4350 and Varget, http://precisionrifleblog.com/2016/06/19/powder-temp-stability-hodgdon-extreme-vs-imr-enduron/, Powder Temp Stability: IMR Enduron vs. Hodgdon Extreme, Guide to IMRs Enduron Powders What You Need to Know, Powder Valley has new IMR 4166 Powder in Stock, IMR Introduces New Enduron Powders: 4166, 4451, 7977. IMRs press release states: IMR 4166 [has] a perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington, 257 Roberts and dozens more.. I have enough on hand to last for a while, but when I found some IMR 4166 available, I decided to try it for my MPA .308. .225 Win. UPS has officially stopped shipping guns? IMR states that IMR 4166 is a versatile, match grade propellant. Subscribe to the free newsletter and do not miss any news or promotions. Generally no two rifles will like the same exact load. It is available right now at Midsouth Shooters and Powder Valley in both one-pound and 8-pound containers: For more information and LOAD DATA visit IMRpowder.com and navigate to the Hodgdon Reloading Center. Average extreme velocity spread was only 19 fps for 15 Sierra 142-grain MatchKing bullets fired from prepared cases filled with precisely weighed IMR-4166 charges. Is there a different load data site? Enduron powders are formulated to reduce fouling and to be stable across a wide temperature range. Be the first to share your insights. I do not see it listed for 40 grain bullets.
Shooter's Reference Load Data for .22 - 250 Remington _gaq.push(['_setAccount', 'UA-6323545-2']);
For more information, go towww.P65Warnings.ca.gov. The 4166 seemed interestingit matched my motorcycle jacket, but none of my reloading manuals had any data for it (it's that new). In another study, IMR 4166 was identified as the best replacement for Varget between 61F and 103F for .308 F-TR rifles. IMR 7977 is a slower burn rate in the Enduron family. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. both should give you specific info. PRBs testers talk about those things, provide a few other insightful views of the data, and discuss tools that can help you manage temp/muzzle velocity in the field in their full post. IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. IMR4166-08: IMR 4166 8 LBS. _gaq.push(['_setAccount', 'UA-6323545-2']);
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Shooters has been keeping it around $20/lb if you buy in quantity. This demand lead to an incredible 2.5 billion pounds of smokeless propellants being manufactured by DuPont for Allied Forces in World War II. Taking the rifle back to the workbench for a cleanup proved the claimit had virtually no copper fouling, as proven by the absence of a blue hue in the exiting patch soaked in Sweets 7.62 bore solvent. Other than that , great job, thanks. SUBSCRIBE TO OUR NEWSLETTER TO STAY UP ON THE LATEST. Was able to find a node fairly quickly and with a little seating adjustment, it's shooting .3 moa or better. 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
IMR 4166 was released a few years ago as a temperature insensitive powder that is expected to replace 4064. When we are sold out, we are sold out. $49.99 - $357.99 4.48 17 reviews IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Find load data for IMR 7828 SSC propellant by clicking the button "Loads for this Powder".More about this powder:IMR 7828 SSC is a magnum rifle powder with exactly the same burn rate as standard IMR 7828 and uses the same data. The results were very interesting, to say the least. Load data should be forthcoming pretty soon. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly.
IMR 4166 | Hunt Talk This is a true magnum propellant yielding outstanding performance in 6.5-300 Weatherby, .264 Win Mag, 28 Nosler and .300 Rem Ultra Mag, among other cartridges. The same increase in temperature also causes the nitrocellulose-based powder inside the cartridge to burn at a higher rate, producing approximately four times the Point of Impact (POI) shift than just air temperature alone. The Rifle: Savage 10fcp, 24" 5r, accustock .308 Win, Vortex Viper PST 4-16 Target distance: 100 yards Shot off front and rear sand bags from a bench Cant Find Varget for Sale? (see note 1 ).
IMR - Legendary Powders $40.99 - $270.99. I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. I have a pound of 8208 XBR for 223 development, haven't gotten round tuit yet. The IMR Enduron line is similar to Hodgdon's Extreme Extruded line, in that it is temperature insensitive.
Good luck. Powders include IMR
imr 4166 for sale | Buy Cheap| Reviews| Reloading Data| Burn Rate Tested: Modern Reloading Powders for the .30-30 Win. Well, Im done Adulting for Today and Tomorrow. IMR now offers four Enduron powders that cover a broad range of burn rates. The 6.5 responded well to the precisely weighed powder charges in carefully prepared cases. Second, Enduron powders are all very temp-stable. Find load data for IMR 4895 propellant by clicking the button "Loads for this Powder".More about this powder:Originally a military powder featured in the 30-06, IMR 4895 is extremely versatile as a medium burn speed propellant.
Load for 7 x 57 with .284 | 139gr | Sellier & Bellot SPRN bullet I use this powder in my 6mm dasher bench gun. The IMR brand was first introduced under DuPont in the 1930s. The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). The LabRadar is a new type of device that allows you to measure muzzle velocity within at least +/- 0.1% of the reading.
Shooter's Reference Load Data for .223 Remington From the 17 Remington to the 243 Winchester to the 375 H&H Magnum, accuracy and performance are excellent. IMR 4166 Enduron Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Reloading 223/ 5.56 for the AR-15 with IMR 4166 30-06JOHN, GUNS AND RELOADING 1.86K subscribers 2.8K views 1 year ago I reload .223/ 5.56 for the AR-15 using a powder not popular, IMR. Using bullets from Nosler BT LF, Barnes VG FB, Nosler BT, SinterFire, Sierra SP, Speer SP, Sierra HP, Barnes TSX FB, Hornady FMJ, Hornady V-Max, Swift Scirocco, Sierra HPBT, JLK VLD, Sierra MK, Berger BT Targ. For example, IMR 4166 is a good replacement for Hodgdon Varget (commonly used in the .223 Rem, 6mmBR and .308 Win), while IMR 4955 is a fine substitute for H4831 (favored by F-Open shooters for the .284 Win and 7mm WSM cartridges). worst groups at .5 moa most groups around the .3 moa mark. 110 PCS pistol, 2022 Editors Choice Award Winning Ruger 5.7 LC Carbine, 2022 Editors Choice Award Winning Mossberg 940 Pro Tactical 12-gauge, Fiocchi Introduces New 5.7x28mm Subsonic Ammo, Lehigh Defense 115-gr. Awsome powder in my book. Its loading density is perfect for magnum cartridges and contributes to superb uniformity, yielding outstanding performance in 300 Winchester Magnum, 7MM Remington Magnum and .338 Lapua Magnum.
IMR 4166 Enduron Powder Load Data - XXL-Reloading If a pistol says Magnum, IMR 4227 is the choice for true magnum velocities and performance.
Reference Data - IMR Share the post "Cant Find Varget for Sale? When will Enduron powders appear on dealers shelves? Reloading 223 Rem./5.56mm is mostly the usual routine. I was planning to switch to 4166 for my .308, but it seems that it has also become nearly impossible to source.
IMR Enduron 4166 | Hodgdon IMR 4166 is part of their new Enduron line that launched just a few years back. Varget was always my go-to powder for .308 and .223, but anyone who reloads knows that Varget is virtually unobtainable now. For example, variation in velocity does NOT appear to be linear across the full range of temperatures. Share the post "IMR Introduces New Enduron Powders: 4166, 4451, 7977". By that, they mean the change per degree from 20 to 65 might be smaller or larger than the change per degree from 65 to 140. * All prices incl. IMR 4166 performs well in the .308 Win (for bullets up to 175 grains) and in 6mm cartridges running the heavier (95-107gr) projectiles. I've only seen a handful of load data for IMR 4166 and 223, it was 69 Sierra and 77 Sierra. Powder Valley Inc. (PVI) and Midsouth Shooters both have plenty of IMR 4166 in stock right now. PRBs testers explain the full set of equipment and steps in their loading process in the Full Test Report. In addition, it is a longtime favorite of Match shooters. 2. I use in 243 Win and 6.5 CM. spitzer boat tail & imr 4166, 223 80 gr bullet imr 4166, 223 load with imr 4166, 243 barnes 80 gr ttsx imr 4166 load data, 243 barnes 80gr ttsx imr 4166 load data, 243 barnes ttsx with imr 4166 load data, 243 barns ttsx with imr 4166 . However, due to the super short kernels, metering is virtually as good as a spherical powder. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. As a medium burn speed propellant, XBR is ideally suited for cartridges like the 223 Remington/5.56mm, 308 Winchester/7.62mm NATO and the 6mm PPC. The test was designed to quantify the temperature stability of Hodgdon H4350 and Varget powders compared to IMRs Enduron line of powders, specifically IMR 4166 and 4451. then consider IMR 4166. These new powders should compete directly with the Hodgdon Extreme Series, which gives shooters more temp-stable powder options to consider. Access from your Country was disabled by the administrator. Final diagnosis: This powder is certainly a winner in the accuracy field, and if the cleanup continues to be this simple it is sure to find a home on my reloading bench.
IMR Enduron 4166 | Hodgdon IMR 4166: This newer propellant produced by General Dynamics in Canada had the best temperature insensitivity and may be the best substitute for Varget across a wide temperature range with 77 to 80 grain bullets. IMR 4166 possesses the fastest burn rate in the Enduron lineup. Ive heard some say 4166 is similar to 4064, which I haven't used or have on hand currently. IMR 4451 Another new Enduron powder that gives top performance in the venerable .30-06, 270 Winchester, and 300 Winchester Short Magnum, to name just a few. IMR 4166 Enduron Moving on, the individual loads were fired and the barrel was allowed to cool between each group.
Can't find Varget? Try IMR 4166 | Rokslide Forum Then Try IMR 4166 Powder", A couple seasons back, PrecisionRifleBlog.com (PRB) published a significant field test of powder temperature stability. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. The technology in IMRs Enduron line of powders provides four very important qualities that enhance both in-gun and downrange performance. IMR offers a modern line of powders with Enduron Technology which is also marketed to have extreme temperature stability. A versatile, match-grade propellant, IMR 4166 is comparable to Hodgdon Varget. Sounds familiar! Case: Winchester; Twist: 1:12 inches; Primer: Federal 210M, Large Rifle Match; Barrel Length: 24 inches; Trim Length: 2.005 inches. .308 Winchester (IMR-4166 Data) Warning! Please help us to improve and report any suggestions via our contact form. IMRs press release provides these descriptions of the new Enduron propellants: IMR 4166 is the first in the series of Enduron propellants. The technology in IMRs Enduron line of powders provides four very important qualities that enhance both in-gun and downrange performance. If you commonly use Varget, Alliant Reloder 15, Norma 203B, IMR 8208 XBR, or Vihtavuori N140, you might want to try IMR 4166. This powder is comparable to Hodgdon H4831. Love the copper fouling eliminator makes cleaning a breeze. - 24hourcampfire Previous Thread Next Thread Print Thread Hop To BP-B2 IC-A B3 IC-B B4 RR1-22 Who's Online Now 828 members ( 10Glocks, 12344mag, 007FJ, 1911a1, 1100mag, 95 invisible), 2,340 guests, and 1,313 robots. var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
Find load data for IMR 4350 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4350 is a medium- to slow-burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions. If you enjoy the forum please consider supporting it by signing up for aNES Membership The benefits pay for the membership many times over. Thanks, T.B. JavaScript is disabled. IMR recently released a new line of powders with Enduron Technology which is also marketed to have extreme temperature stability. First run tomorrow. Testing consisted of a single 5-shot group of each incrementmental charge weight just to get a rough feel for the potential of this powder. The illuminated reticle made it very easy to see on the black target, and honestly was the first time I have ever had used the feature (now it may be hard to go back). IMR 4166 + 55gr V-Max in 223 Rem tailbon3 Jan 19, 2017 Help Support Long Range Hunting Forum Become a supporting member tailbon3 Well-Known Member Joined Aug 24, 2009 Messages 84 Jan 19, 2017 #1 I'm looking for some load data for the 55gr V-Max in 223 Remington with IMR 4166. 3, e-mail Hornady and the powder mfg. Newtosavage Dec 9, 2020 #9 ericwh Well Known Rokslider Joined Mar 9, 2017 Messages 479 Location PA Powder Temp Stability: Hodgdon Extreme vs. IMR Enduron They list loads for Sperry SP and Barnes TTSX in 55gr weights.
Guide to IMR Enduron Powders: 4166, 4451, 4955, 7977, 8933 IMR 4166 in .223. - 24hourcampfire .223 Remington (Hodgdon Data Using IMR Powder) - Load Data Clearly, the competitor's 'choice' and the Varmint Hunter's 'dream powder.'. 17 reviews.
Shooters looking for readily-available alternatives to hard-to-find extruded powders should definitely check out the Enduron line-up. The 223 is the most common round. . IMR now offers four Enduron powders that cover a broad range of burn rates. IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. The responsible reloader always errs on the side of caution, so I decided to stop there. IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. bolt reload data with 65gr. Thanks, Was looking for an equivalent powder from H4895 when I ran into the 4166. For those who ask.I am obviously loading for a 556 NOT a 223. otherwise why mention I would be using only cases marked as 556! More about this powder: IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Naturally the next step was to combine the two for a new line of powders. Whether youre reloading for the first time or an experienced reloader who desires elite powder, IMR is a company that should be on your radar. (SEE: Temperature Effects On Zero on KestrelMeters.com.). OK, we're down to 1/3 MOA with a bit more to go. CLICK HERE to Read Full Powder Temperature Stability Test on Precision RifleBlog.com.
It provides top velocities and performance with heavier bullets in medium-sized magnums. It acts a whole lot like Varget, but is much easier to find. $182.75. The maxorder quantity of any powder SKU is, https://shop.hodgdon.com/sites/www/files/2022-04/2022-IMR%20Endurons%20SDS.pdf, https://shop.hodgdon.com/sites/www/files/2020-08/sell-sheet-imr-enduron-final.p. Guide to IMR Enduron Powders Temp Stable, Reduced Fouling, IMR Introduces New Enduron Powders: 4166, 4451, 7977, Guide to IMRs Enduron Powders What You Need to Know, IMR Enduron 8133 New Slow-Burn-Rate Magnum Powder, IMR Powders introduces IMR 4955 Enduron Powder. I tried 4166 and my groups opened up. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. The components in question make up my service rifle load in .223 and they are Hornadys 55 grain V-max bullet seated into a Lake City brass case at an OAL of 2.270 and ignited with a Wolf Small Rifle Primer. For more information and IMR 4166 LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. Site Notices. Finally, Enduron powders are environmentally-friendly, crafted from raw materials that are not harmful to the environment. I shot a 4.125", 10-shot group at 600 yds - well under 1 MOA and slightly better than my Varget loads, although they were close enough that I attribute the difference to the shooter. 7977 is the slowest of the batch, for shoulder thumpers like the .338 Lapua and the .470 Nitro Express. ), AR Issue 2022 Gun & Gear Giveaway Contest, Editors Choice Gun & Gear Giveaway Contest, Fall Hunting 2021 Gear & Giveaway Contest, Defensive Handgun Gun & Gear Giveaway Contest, Defensive Handgun Issue Gun & Gear Giveaway, The Hunter to the Hunted: Savage Arms Introduces New 110 Carbon, Wilson Combat 300 HAMR Barrel Conversion, 2022 Editors Choice Award Winning SIG Sauer P322 .22LR, 2022 Editors Choice Award Winning Savage Mo.
Hodgdon Powder Co., distributors of Hodgdon, IMR, and Winchester powders, says that: The new IMR Enduron Technology powders will be available at dealers in early 2015 in 1-pound and 8-pound containers. For more information and Enduron LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. For a better experience, please enable JavaScript in your browser before proceeding. IMR 4451 had the largest swing in muzzle velocity of the powders tested, but keep in mind just 68 fps over 115 F swing is still a good performance. It is primarily a pistol powder but has some application in rifles. For example, IMR 4166 is a good replacement for Hodgdon Varget (commonly used in the .223 Rem, 6mmBR and .308 Win), while IMR 4955 is a fine substitute for H4831 (favored by F-Open shooters for the .284 Win and 7mm WSM cartridges). PrecisionRifleBlog.com (PRB) recently published results from a field test PRB conducted to quantify the temperature stability of the popular Hodgdon H4350 and Varget powders and compare those to IMRs new Enduron line of powders, specifically IMR 4166 and 4451. Loads case to bottom of bullet, clean burning, very consistent, accurate results with no flyers, flows thru powder measure with a. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. Share the post "Guide to IMRs Enduron Powders What You Need to Know", Powder Valley Inc. (PVI) now has the new IMR 4166 powder. Really like this powder, the accuracy it produces is amazing I will lots more if I can find it. VAT (where applicable), shipping costs and possible delivery charges. Shop Now ! Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR End. IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. If this is true, these powders should prove popular, particularly IMR 4166 which seems to be in the Varget/Reloder 15 burn-rate range. They are suitable for a wide variety of cartridges, from small varmint cartridges all the way up to the .338 Lapua Magnum. Using Hodgdon's online Reloading Data Center I find IMR 4166 listed as an appropriate powder for several 223 loads, from 50 grains bullets all the way up to 90 grain bullets. To me that says Gebby got it right long ago. This website uses cookies to ensure the best experience possible. The accuracy results were almost identical to those of Varget, with my best group coming in at 1.05 MOA from a 24.6-grain charge of 4166not bad for an initial round of load development. A versatile, match-grade propellant, IMR 4166 is comparable to Hodgdon Varget. Loading density is perfect for magnums. the accuracy is the same as varget but the velocity is a bit higher with a couple of 10ths less powder. IMR 4451 is a mid-range burn speed powder, ideally suited for cartridges such as .270 Winchester, .30-06 and 300 Winchester Short Magnum. For info on other IMR powders, visit www.imrpowder.com. ga.src = ('https:' == document.location.protocol ? when enduron works it is often same hole shooting. Reviews can only be submitted while being logged in. PRBs test team also noticed other interesting trends in the data. works great in many cartridges with good to great accuracy. Grab some at your nearest dealer, or for more information, contact IMR Powder Company; Tel. . Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. Re: IMR 4166 in .223. Below you will see today's round robin from 45.0 to 46.4 grains of 4166. it's a bit bulky when pouring into the 223 case. The rifle was placed on the 50 yard line and supported both fore and aft by sandbags. We do not take backorders and our Tech Services team cannot take orders via email or phone. of Varget.
IMR 4166 Daily Bulletin - AccurateShooter.com .223 Rem. I went online and found data published by the manufacturer, so I worked with that for my 30 06. Improved Military Rifle IMR 4166 Improved Military Rifle IMR 4320 Improved Military Rifle IMR 4350 Improved Military Rifle IMR 4451 Improved Military Rifle IMR 4831 Improved Military Rifle IMR 4895 Improved Military Rifle IMR 8208 XBR Improved Military Rifle SR 4759 Ramshot Big Game Ramshot TAC Ramshot X-Terminator Shooters World AR PLUS 5 rounds shot
For example, IMR 4166 is a good replacement for Hodgdon Varget (commonly used in the .223 Rem, 6mmBR and .308 Win), while IMR 4955 is a fine substitute for H4831 (favored by F-Open shooters for the .284 Win and 7mm WSM cartridges). IMRs press release states: IMR 4166 [has] a perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington and dozens more.. It may not display this or other websites correctly.
Hodgdon's excellent online reloading data show only IMR 4007SSC, IMR 4166, IMR 8208XBR, and Hodgdon CFE 223 breaking 3,750 fps with a 55-grain bullet in a 24-inch test barrel. Sep 25, 2010 . We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. Please enter your login details below.
IMR Enduron 4166 - Hodgdon Powder Co. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
Posted: 7/2/2021 8:19:25 PM EST. These new powders should compete directly with the Hodgdon Extreme Series, which gives shooters more temp-stable powder options to consider. Its a perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington, 257 Roberts and dozens more.
IMR4166 loads for .223? | Shooters' Forum IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. A Meopta MeoStar 1.710x riflescope was mounted to ensure an optimum sight picture. IMR 4955 is a medium burn speed powder, falling in between IMR 4451 and IMR 7977 in burn speed. Copper fouling should be minimal, allowing shooters to spend more time shooting and less time cleaning a rifle to retain accuracy. . This propellant performs comparably to Hodgdon Varget but charge weights are materially different. 44gr 4166
IMR 4166 powder? for 223 | Sniper's Hide Forum The new line of IMR Enduron powders feature small kernels for easy metering, plus a built-in copper fouling eliminator. This website uses cookies to ensure the best experience possible. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. I'm very happy with this powder. Be Alert: Publisher cannot be responsible for errors in published load data. So far IMR4166 has worked great for me in the .243 Winchester with light bullets, the .257 Roberts with 75-100 grains bullets, .308 Winchester with 150's and 168's, the .303 British, 8x57 and .45-70 with "low pressure" loads. I understand this is an old thread, but want to reply anyway, 243 75gr V-Max loads using StaBall or IMR 4166. I didn't want to like this stuffI figured I was likely buying marketing hype for $31/lb at my LGS. _gaq.push(['_trackPageview']);
Menu & Links IMR 4166 is an extruded stick powder. This is a true magnum propellant yielding outstanding performance in 6.5-300 Weatherby, 264 Win Mag, 28 Nosler and 300 Rem Ultra Mag, among other cartridges.