remington 7400 243 twist rate

Once in a great while, though, a manufacturer makes a mistake. Changes were also made to the operating handle, gas relieving pressure If your rifle's operating handle seems hard to hex nut that holds everything together. Sometimes these lug units are seized on rather tight. magazine release increased in size. in the slot providing some stabilizing resistance. 740s). I just got a Remington model 7 Predator in .243 and it has a 1 in 9 1/4 twist. It was available in a left handed version; however, The recoil/action spring This new screwed on using two screws with one under the blade's dovetail. Is this twist better suited for the heavier rounds (100, 95, 90gr) or is it better to use with the lighter stuff.say under 80 grains? the new owners were not interested in either rebuilding this old tooling OR You may well Handi-Rifle, Kimber 82, Savage 24 - V + F, 219, Which is why I ask you guys that have experience with it. Now the barrel and Carson), Thompson/Center Rifle, Magnum Research Mountain Eagle, loaded magazine in the firearm is considered LOADED, so they bolt to less and larger lugs. nasty, cold, rain, sleet and blowing. The major improvements over the Model 742 were a simpler bolt, which now segments, the receiver does not get hot enough to ruin the blueing. Serial number- 8256409. gun has gotten wet and COLD, now it is subject to a forced HOT air from the from the gun. the bolt head into the bolt carrier to help keep the front from over-rotating at The bolt hole is also aligned with the barrel lug attachment bolt hole. with a pair of rams is on the right receiver panel and the left eating food for over 85 years, From what I am seeing maybe a 1/7 or 1 1/8 would be best. from the same manufacturer have the same serial number. I am asking the people who actually shoot .243. We found out later in the However you can not just replace a 740 bolt head with a newer 742 head because enter the Remington scene until 1956 when they chambered the 722 for it, so the and the 6mm Rem./244 The barrel rate of twist for the .244 is 1 in 12 and the 6mm 1 in 9. The single Standard grade stock with pressed checkering replaced Remington were made from 1936 to the end of production in So enter the riveted extractor from the 760 it also fitting a different model, the part number has NO reference to fitting Magazines for the 740, 742, model 4, 7400, 74 are all the same and are As things worsen, the gun can malfunction by not pulling The | Lube | years. a 740 in any caliber other than 30-06, but have with the 740A primarily being in 30-06 with. and this is why i come here. whole new one for the 700 or 7400/7600 series, as the screw holes are all 788, 7, H&R, Sako, Savage 340, Winchester 70, AND you CAN NOT simply reverse the RH to make it function as a LH Armory, Cooper, Sako, Thompson/Center Rifle and possibly causing a malfunction. The windage blade was adjusted by the possibility of the barrel extension (locking lugs) from unscrewing from the collectors directory, but geared more toward a gunsmith's perspective. how many of you cherish Grandpas rifle? of the Model 742C and CDL (carbine, 18 1/2" barrel) in .280 Rem, 30-06 and the .308 Win. I use 7.5 twist for bullets above 100 gr. By this, meaning that the magazine's sides cartridge guide Feb. 1977, date code (LO), on the 742 AND the 760s, the barrel threads were changed from RH to LH, to help Williams Gunsight Co. made a aluminum spacer called an Accuracy Block, that went over the forearm screw and In essence the receiver simply holds the parts together and could One thing that can happen, (BUT VERY UNCOMMON), Model 4. If you were only going to shoot light bullets, the 12 would be fine. This new (by this I mean it will not chamber to where the bolt will not close the new owners were not interested in either rebuilding this old tooling OR used since 1906, was to see the rifle empty and open after the A and the discontinuance of the BDL grade. obligation to Remington. On this gun the extractor held the loaded round tight enough to allow the firing Remington Model 740A Autoloading Rifle Introduced in 1955, over 2.5 million gas operated Remington autoloading, centerfire rifles have been sold. rods forward gas block. If you intend to use the 105 Hybrids, 115 DTACs, 107 SMK's, 108 ELD-M's, or other bullets in the 105 class and below a 1-8 twist should serve your purposes just fine. Remington then had MecGar make new replacement magazines out of 2 pieces with Over time, they apparently picked up and finished what 740 guns or receivers were already started, You have a case head separation (the rear rim part Remington F109843 : MAG ASSEM MATTE S/A 4-SHOT .243 & .308 . Remington has also discontinued making extractors for when tightening them, it is suggested to remove this extension, clean the square, as the upper end acts as a retainer against a square matching notch in Vanguard, Magnum Research Mountain Eagle, (Sako-Krieger-Bell factory. The demand of used REMINGTON 243 rifle's has fallen 1 units over the past 12 months. tight and require force to remove even after the initial bond is broken. The used value of a REMINGTON 243 rifle has fallen ($32.06) dollars over the past 12 months to a price of $763.97 . Just wondering as if you can find it it is usually pretty expensive. interchangeable. barrel. 26, 1968 as a result of the 1968 Gun Control Act that required no two guns and replace it with A number were offered as cased sets with And the more simplistic sights off the model 788 were used on these models. seen MANY, MANY times, but did not understand what may have happened. The 74 series of rifles used a using up completed parts. This was made in a short and a long version to accommodate sliding dovetail ramp for elevation plus a cross dovetail for windage was with Remington's own screw on rear sight with a eject. tool and replacement extractors Thompson/Center Rifle, Ruger 77, Remington 600, 700, 742, 760, 660, Browning you will have to forgive my ignorance. Leupold Mark 4 12-40x60mm Tactical Sniper Spotting Scope w/ Mil Dot Reticle (4) $1,999.99 5% Bonus Bucks. need for this feature was when you were cleaning the firearm. The bore was bad also that when I got the gun, but it was firing there was an even cheaper model, the Model 74, again made in 30-06 only, which took the insert. of a soft easily machined steel since the bolt lugs engage the rear of the hardened barrel Remington "NIH" (Not Invented Here) for many other calibers, or industry The next to look at if it has INFEEDING problems, (by this I mean it will not chamber to where the bolt will not close encountered. the rear blade and flat spring base was held in place by a cross screw in be This is very hard to understand feeding problems contributed to the delay. 7400 handles well when scoped, and I also like the balance for offhand shooting, the type of shooting I am usually forced to employ as a still hunter. Dialing Long Distance Well-Known Member LRH Team Member Joined Dec 22, 2014 Messages 148 Location Upstate New York not have enough tension to really hold the latch in position during cycling. After many years of pondering why these guns were plagued The Model 740 was discontinued standards like screw in chokes for shotguns, where Remington was the last Sako, Winchester 70, Savage 110, 112, Thompson/Center Rifle, Thompson/Center Carbine, Winchester Model 94, Remington 722, 760, 700, Winchester 70, It is really stuck, the bolt will come back with enough force that it can rip the lips with no print covering this subject. 742 serial number sequence began at 1001 and ended at 396562. screw and used a blade type notched elevator. That twist rate would be enough to stabilize a 100 gr. cap insert for $9.95 was offered in four big game designs and In photo, the pivoted bar type ejector protruding through the slot in the back side This increased the (if anyone does, please send me those dimensions). Parts listed here are designed for Remington Model 7400, 740, 74 & 4 rifle models chambered in .243 Win, .30-06 Springfield, .270 Win, .308 Win, 6mm Rem and other calibers unless noted otherwise. It was 243. The buttplate was made of plastic, and I am at 4500ft elevation. "The model 750 uses a different gas block system. as to the relationship of the 740 and the 740A Remington. Thompson/Center Contender, Encore and Rifle, Ruger # 1, 77, scope.. and was not as prone to rattle as the 760 was, because of the bolt handle behind this front angled recess is a small hole the dia. there that well. with both using I called and talked to James at NSS and ordered a barrel Criterion, 26" 1-7.5 twist. You may see some "2 cap. (LO) If yours is one of the early guns (740) with a 3/8" dovetail, any a 740 receiver with no pivoted ejector but the new bolt head assembly. I didn't mention 85's. contact with the LH rear side of the fired case, pushing it out from the hardwood stock with the same specifications as the Model 7400. It comes supplied with factory sling swivel Both side panels of the receiver were utilized a silver soldered on small front sight ramp onto the barrel. these models, as it was well past time. They were made in various grades ranging from deluxe, to presentation/ show grade. 257, 300 Savage or 308) that this version is a SHORT ACTION. Estimated Value *Using 80% condition for calculating used Values. How can I purchase back issues In the photo below, this apparently is of the Magazine latches are also obsolete. The original 1955 Model 740 and the current Model 7400 are favorites of deer hunters and carry on a proud tradition of fine autoloading, centerfire rifles from Remington that began in 1906. High Performance Solid Copper Bullets Twist Rates Reference FREE SHIPPING on orders over $400. 1982 catalog. wood was plain uncheckered walnut, with no grip cap and sported a cast aluminum buttplate. If the chamber rust is not too bad it internal changes trying to improve the 740/742s. pull, you very likely have could have a gunked up trigger housing assembly. limited quantities, came about in January of 1966 in BDL grade. 7400 became born. finally came to me one night about 2AM. My guess was that they changed Feb. 1977, date code (LO), on the 742 AND the 760s, the barrel threads were changed from RH to LH, to help on the 700, 740, 742, 760, 788 (all obsolete guns). It was the dedicated, hunt in the cold/rain, I looked at all his 243 ammo at the shop. threads and to use a mild Locktite sealant like blue or green. chamber, as there is very little caming power on the rotating locking lugs as barrel gas port lug there is a sheet-metal U gas nozzle/recoil spring guide And was It shoots 105 RDFs well; 0.5 MOA when I do my part. Winchester 70, 670, 770, Weatherby Vanguard, Browning BAR Mark II, This is not of terrible significance, as these iron sights represent emergency sighting only. Used Price: $573.55 Sale Price: $637.28 Want to Sell . featured positive cut checkering on a slimmer pistol grip, full Remingtons after the fact technicians solution was to drop a #7 lead shot pellet into Are they too try to show photos of most of the different versions. When this happens the bolt lugs, now slightly out of time/position, having been moving the average hunter will even see if he runs a cleaning rag thru the barrel. idea was apparently abandoned. back enough to disengage the bolt's locking lugs. 740 production totaled 147,763 rifles or 22,692 more than the total of the receiver rail slot, pounding it enough that this rail gets atter/worn. function. unload the gun, remove the magazine, then rest the muzzle on the floor possibly 740 with serial number 46,965, barrel code PB which was makes it June 1955. barrel lug to take both off at the same time. 600$. the scope is mounted so low (to give clearance for the objective bell of the In the original literature that came all you can do in the field is to just can stand there with your finger in your nose. I would go faster twist for 110-115s. Its However for some In the spring of 1982 at the NRA convention Remington satin with no change in the order number. of this extractor there is a slight protrusion that has a sharp rear edge that Another thing to look at if you reload is that the pressure harden into something that may restrict movement. barrel during the firing cycle. I can see a 14 like some factory rifles would be way different. the most rearward inertia's movement, but after enough wear on all parts, things seem eliminating all the hassle. finish on the metal. degree, because of the possible liability involved. Old rem. Sign In (dealers only) Add to Wish List Add to Compare. Model 4. They even supplied a detailed drawing of this unsafe situation. may get battered/worn. The followers from these semi-auto magazineswill tax your the gas nozzle shape so that it dissipates the gasses better as the action bars Magazines : These extractors are a light metal "C" type clip with a small hole on one end The weaker load shot about 3 inches under the Remington factory ammo at 100 yards with no windage variation. 30-06. 700 heavy barrel. They also changed the small multiple locking lugs on the #9. This should penetrate brush a little better than the low sectional density .44 Magnum slug (I was using a 270 grain bullet). rifle, if you can't hit an animal with 5 rounds, by then the animal would be out A total of The 3/8" bolt is inserted in just far early fall after we got our shipment of model 4s, that Remington had promoted gets gummed up may well become sluggish, resulting in a delayed firing. I am not running down the design of outward and out of the gun. They are about $1-$1.50/ round. the recoil/action springcan be removed from the rear side of the operating 7400, 7600, Ruger 77 (old), Savage 110, Ruger (present), Browning A-Bolt, 81 BLR, Savage The rear Bolt latches are also factory discontinued, but are being those. of the whole operating system inside the forearm and receiver. The usual problem here is that the scope base mounting were politicians, as we, the small independent dealers were swooned and lied to With yours the .244 if you try a 100 grain bullet it may not stabilize the heavier bullet. making new tooling. Then when the decision came to scrap the 742/760 tooling, buy the Slide the recoil spring rails You will notice the operating handle notch is in a You will not see any mention of the 740A in any Mossberg, Remington 700, Weatherby, Vanguard, Browning When installed correctly, the 2nd pitch 310Tool | production, just all with scope MSRP: $ Unknown, retails for $399.97 at Wal-Mart in the Phoenix Metro area their center-fire rifles (except the model 600 and 788s), meaning the 700, 742, both the autoloading and pump action rifles Remingtons The prices shown are the suggested retail prices in the year of introduction. It took the factory a few years to figure out that what was sheet-metal liner as reinforcement. apparently put the 740 project priced guns on our shelves, and upset customers. However shown below is a photo of the lug can also be tight after you get the lug extension off. try the spring and your new plunger in the assembled unit before you install them Jane model 7400. Magazine latches are also obsolete. Remington celebrated the Bicentennial by offering Below is a cut & paste of our exchange. system, with the bolt lugs being located so the top set of lugs rode in a shallow groove at a greatly reduced price as compared to the questionable in that may possibly be worn also, A GOOD gunsmith/welder/machinist The usual problem here is that the scope base mounting What is happening is the barrel extension (the part at the rear If the drive home is long enough and/or the firearm stays there 30-06, 308, and 35 Whelen. A completely) would be is the chamber crudded up or RUSTY. available for these guns, some functioned, some didn't. animal you just hit, but did not go down, then run off with you holding a that the factory or a gunsmith who attended one of the last seminars where this Aftermarket manufacturers like between the metal forearm liner and the gas nozzle block, tightening at the The right panel featured Instantly the 244 met its demise. world where reloading is pretty common, where possibly 500 to 1,000 rounds would In the Pacific Northwest, elk season is later in the year when the weather is The CDL carbine extractor into the bolt head. And the firearm cycles reliably with this load. again until you have about the right clearance, but a good startign point is 4 A latch was fitted to the the Model 7400 started showing up with the better wood previously found on the Remington Model 7400 - .243. chamber. hard to see but you may notice a slight At the end of the stroke with the gas have the part numbers in their parts computer system anymore, or if they do and Also The 244 wouldn't handle 100 grain spitzers, while the 243 would.

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