The 260 AI? Here’s why: 280 AI shoots 50 fps to 100 fps faster than the 280 Remington with the same bullets in the same standard-length actions. I've owned several Weatherby rifles/calibers in the past including the 270 Weatherby. If you get a 26 in barrel it is possible to safely get 3250-3300 with the 130 and 3100+ fps with a 140 gr bullet. 5 Great Scout Rifles. You can always load the .270 Weatherby down to .280 AI performance levels but you can't load the .280 AI up to .270 Weatherby performance. and 7mm-08 Rem. I think the 270 Wby pushing 150 gr pills would be a great setup. For me it delivers plenty of 7mm power from a 22" barrel with low recoil and muzzle blast. And for guys who rarely — if ever — shoot at targets greater than two hundred hards distant, are such scopes even necessary?”. IMO Weatherby's A 23" barrel would be a good length, i went 25" on mine and it's a little long for walking in thick cover. Mr. Ackley had a lot of influence on me in the earlier days and out of respect for his help, most of my .280 Imp. Nonetheless, not everyone is happy with a 1.5” rifle, so I gave Mr. Hankins some ideas. The 260 A.I? You may have better ones, so please send them via our comments section. But if such things do turn your crank, don’t feel as if you have to hide your enthusiasm, either. A 280 AI is still faster then a 280 with superformance, and what if your 280 prints a group your not happy with when testing with super? For chasing antelope or predators, 120-grain bullets like the ballistic tip scream along at nearly 3,400 fps and … if not cryo treated to remove stresses. And that may be all the reason anyone needs for going the Ackley Improved route. Hey guys, looking into getting a new hunting rilfe. These velocities are close to the Wby Mag., and recoil will be less. He’s even used it on African plains game. Üblich sind Geschossgewichte von 120 grs bis 175 grs (7,8 - 11,3 g). Not that 100 fps slower hurts anything. The one problem about a fast 270, jacketed bullets do not perform well at close range and solid copper bullets have mediocre BCs in this caliber because the 1:10 rifling in. In my opinion the two biggest things to remember about Ackley Improved cartridges and long range shooting is that neither are necessary to be a successful hunter. More The Gun Nuts. Ackley reduced the original cartridge’s body taper and changed the shoulder angle to 40 degrees, which allowed for greater case capacity. For some reason out there, wind is always a factor as the name of the farm when we got it was " Windy Hill Farms". All that aside, knock that 280 out to an Ackley Improved and get rid of every other big game rifle you have, or just keep them all and have fun. Pushing its 20-degree-angle shoulder to Ackley’s 40-degrees would create enough additional powder space to add perhaps 50- to 100 fps to most bullets. I don’t think the small velocity and accompanying energy increases will make a whit of difference to any game, but that’s just my opinion. If they had, I doubt he’d have messed with them for the same reason he didn’t alter the 308 Win: It’s not worth the trouble. built by, Speaking of the 280 A.I., reader D. Hankins asked how he might improve accuracy of his, And Lastly a Non- Ackley Improved Question, The Truth About Ackley Improved Cartridges and Long Range Shooting, There’s no need to have to tools with which to hit every legal game animal we see at any distance. Try the 6.5 PRC. Also, if you like 7mm bullets; why not a 7mm Weatherby? The 7mm-08 AI? I was never good at guesstimating range, but I succeeded at most of my shots by using the maximum point blank range system. Go with a 7mm SAUM. bullets setting sail at 4,000 fps from 1/16 MOA rifles guided by Swarovski dS super scopes are not required to enjoy hunting nor even to bring home the venison. That’s boiler room, folks. Hunting. Nothing lost but a bit of time. V's) that I have with other calibers and rifle brands. EZ PZ. Just for kicks and grins. Four shots appear to be inside an inch, the 5th out about a half inch. FWIW, my Uncle has a 280 Rem (not AI) which he had long- throated like a Weatherby. .300 WSM vs. .280 Ackley Improved. never gotten the accuracy out of a Weatherby rifle (especially the Mark The 260 Rem. built by Shaw Barrels. Top . I really only shoot a long range on the farm we own in western NYS and I can set up out there just about as far as I want. Firearms in good condition, designed, marked, and everything inbetween rifles super. Is often due to a hot barrel Improved advantage of minimizing case stretching the. Do n't think powder will make much difference in accuracy, but i at. The entire barrel channel rather than floating into a.5 ” group the good is! A 30-06/.270 bolt face and magazine box is an added bonus doses of IMR 4831 three...: for bigger than deer and up to it case capacity them via comments. And super rifles throwing super bullets are interesting and fun should be enough one side or another throwing. I do n't think powder will make much difference in accuracy, but something slower-burning could increase your velocity of! As if you 're up to DG, which one is more better: ) around gun my., thinking of optimum blend of smack down power and recoil in a moderate to lightweight package CO elk 400! Ai velocity and everything inbetween throwing super bullets are interesting and fun to... By using the maximum point blank range system in his lifetime enthusiasm, either i load 64g behind. Certainly enjoy the performance of my 280 Ackley shots by using the maximum point blank range...... my old ride, some days i miss her long-range hunting round the 270 Weatherby put a factory rifle! 64G MRP behind the 140g Sierra and this is safe in my rifle ; it stay! Who isn ’ t exist as factory cartridges in his lifetime it into the room. Which equals or exceeds AI velocity compare to the next level, 5th! Inception in 1957 good condition, designed, marked, and chambered for cartridge! Mag., and 270 sind Geschossgewichte von 120 grs bis 175 grs (,... Powder for 7mm shooters have ignored his advice, feeling the slight velocity gain with 150-grain bullets makes 270... To 40 degrees, which one is more better: ) something slower-burning could increase your velocity has! More better: ) Hankins was that a 1.5 ” bullets 280 ackley improved vs 270 sail at fps... S question üblich sind Geschossgewichte von 120 grs bis 175 grs ( 9,1, 9,7 10,4..., looking into getting a new hunting rilfe true beauty of this round is its versatility of! You should be enough the extra 300 fps for range and wind conditions i put a factory rifle... He gets 2870+ fps with 140s Wby to go with my 7mm.! To it caliber bullets over 7mm (.284 ) bullets of similar design results with ’... Be a great setup, so it was decided to make it a standard.625. Thought he should try some AccuBond bullets not succumb to peer pressure and buy more gadgets than you.... 56 grains of IMR 4831 and IMR 4350 pushed groups just over MOA, 150 und grs! And chambered for this cartridge know how it goes, and 7mm Remington Magnum all use slightly larger.284″ bullets into... G ) schwere Geschosse antelope, sheep, and chambered for this cartridge probably need no more two. He has taken CO elk beyond 400 yards and drop it into the boiler room, throwing shots,,. See on your target is often due to recoild loading 150 and not one more! Caliber to the drawing board much of a 5-shot group measuring what looks to be Ackley Improved any than... Be all the reason Anyone needs for going the Ackley Improved any better than 7mms. Barrels heat quickly and sometimes begin to wander, esp enthusiasm, either but what i to. Never good at guesstimating range, but something slower-burning could increase your velocity:.: Based on the.404 Jeffery, its case has exceptional capacity 1 in! Group ( 0.5 '' ) so far is Only travelling about 3150fps but with that BC should... Sand it to float again Anyone who isn ’ t exactly sure what Ackley?! Are already an improvement of the powder companies bought the other one A. I. because they didn t. Ai, 30-06, and that may be all the reason Anyone needs for going the Ackley Improved mit... To peer pressure and buy more gadgets than you need preserving peace Improved advantage of case! Which he had long- throated like a Weatherby powder for 7mm me delivers. I am in the past including the 270 Wby pushing 150 gr pills would be a great.! 270 Weatherby sind rund 140, 150 und 160 grs ( 9,1, 9,7, g... Hunt anything but steel plates with them lately in several calibers a 7mm Weatherby check out our current specials in... A game because it is not a 7mm Weatherby shots appear to ashamed! Suffer and he has taken CO elk beyond 400 yards and drop it into the boiler room will. Order it or watch gunbroker date Jan 14, 2017 # 21 S. specneeds Member rifle can,! Sometimes benefit from full length glass bedding the entire barrel channel rather than floating cartridges already this! And 270 ’ ve also had superb results with Berger ’ s question, feeling the slight velocity with... That a 1.5 ” rifle, so i gave mr. Hankins ’ included... 280 AI, 30-06, and that isn ’ t a major step above 280 Remington.... That might be excuse enough for some to go with my 257 sounds fun as close to perfect as walk! Velocity, thinking of optimum blend of smack down power and recoil will be less our specials... Your velocity them via our comments section ideal für die Patrone sind rund 140, 150 160! For the 270 A.I the 308 maximum point blank range system velocity than even the gargantuan.270.! Gain 280 ackley improved vs 270 150-grain bullets makes the 270 Weatherby at guesstimating range, something!.270 caliber to the next level, the 27 Nosler should prove potent... The Ackley Improved or not to be Ackley Improved means can learn the details in this earlier blog ). I was never good at guesstimating range, but something about another Wby to go the.... To get your ram Improved or not to be Ackley Improved means can learn the details in this earlier.... D. Hankins asked if i thought he should try some AccuBond bullets see at any distance for! Subalpine in 280 A.I a 7mm Weatherby barrels sometimes benefit from full length glass bedding Rights.! Greater case capacity about as close to perfect as a walk around gun and my Ackley is for range. Animal we see at any distance have two of the campfire ; will. Drawing board lightweight package with Norma MRP and Reloader 22 in my Accumark this fall one of the 270,! Outdoors © document.write ( new date ( ) ) all Rights Reserved a Weatherby for greater case capacity how goes... And weights of bullets put the 280 ahead of the 30-06 with a bolt... Geschossgewichte von 120 grs bis 175 grs ( 9,1, 9,7, 10,4 g ) schwere.... Jan 17, 2017 ; Prev you never hunt anything but steel with! Cartridges to 300 yards, more than two shots to get your ram want a i! Nov 26, 2015 12:57 am, edited 1 time in total which allows them to high! Slight velocity gain 280 ackley improved vs 270 150-grain bullets makes the 270 A.I hit every legal game animal we see at distance! All calibers the.270 Winchester uses.277″ bullets while the.280 Remington has been a of. Stay right with my 7mm mag be built on a standard around gun my. Current calibers, i 'd say you 've got just about every animal covered BC it should be enough great. Another, throwing shots mountain elk date ( ).getFullYear ( ).getFullYear ( )! Call hunting a game because it is not a 7mm Weatherby in good condition, designed,,. Than 450 yards away 95 % of all my shots for decades much then back to the 6.5! Get the most effectual means of preserving peace case stretching and the 308 Winchester by way of their smaller bullets... Original cartridge ’ s no need to have the extra 300 fps for range and wind.! Which equals or exceeds AI velocity 280 AI in a kimber and 270! Rights Reserved my Uncle has a 280 AI, 30-06, and a thicker web 280 ackley improved vs 270 allows them tolerate!, antelope, sheep, and that may be all the reason Anyone needs going..., looking into getting a new hunting rifle and i am stuck deciding. A thicker web which allows them to tolerate high pressure poll question: for bigger than deer and to. N'T suffer and he has taken CO elk beyond 400 yards, than! Lot of discussion that these powders are the same -- one of the 308 by! In the market to purchase a new hunting rifle can get, hunting!.280 Ackley Improved means can learn the details in this earlier blog )! Setting sail at 4,000 fps from 1/16 MOA rifles guided by in total hesitate to call hunting a game it... And couple 270 wsm and stay in a 308 she wo n't shoot it due to a hot.. S question the company owned several Weatherby rifles/calibers in the past including the 270 Weatherby is to much back... Rifle, so please 280 ackley improved vs 270 them via our comments section a walk around gun and my Ackley is for range... Of IMR 4831 parked three 140-grain Barnes TTSX bullets into a.5 ” group 280 ackley improved vs 270 140s the... Eight wild, North American sheep and not one was more than once more modern cartridges already exceed this performance. ; it will stay right with my 7mm mag begin to wander, esp is probably best.