Cothran valve 00 call to get shipping cost. Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Cothran PowerHouse Valve and TP. This valve is obviously "blowing open" like a Cothran valve does. They is no need to change hammers or springs to get more power. My thoughts on Don Cothran's . Main Menu Home; The AirGun Guild General Category PCP, C02, and Helium Powered Airguns Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! One Cothran Powerhouse valve for Gen I Mrod!!! I looks real nice. We need 2 cookies to store this setting. But this in not a drop-in replacement. It has a definite “cycle” (like a Cothran Valve), and tiny changes in hammer strike can make it “work” or “not”. This is a long one. Bob in your drawing you’re using 50% of the poppet area to reduce it to 50% of cracking force . Login with username, password and session length Cothran valve tuning Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Get out your popcorn. Great for hunting bigger game and/or distance shooting. Disco Double Gets Cothran Valve. I managed 150fpe with this 1/4 inch transfer port on my 9mm, arrowgun with a Cothran valve. News: Enjoy your summer, and stay safe! Main Menu. Don Cothran (custom airgun parts), Air guns, Airgun Forum But I think you should not procrastinate if you want a valve or trigger etc. cothran valve unreliable, Air guns, Airgun Forum. I used the above method to resurface the seat. Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Cothran PowerHouse Valve and TP. It's pretty easy to get things misaligned a little and it doesn't take much to loose power. The valve is his balanced valve that he makes for the discovery. Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Disco Double Gets Cothran Valve; Disco Double Gets Cothran Valve. Go Down Pages 1 2. it sucked the valve return spring over the poppet and into the seat. Share with: Link: Copy link. Orders sent not following these guidelines Will receive a refund back minus PayPal’s fees. 040" (a 56% increase in area, possibly double the flow because of friction affects). Log in; Sign up; December 23, 2024, 05:04:10 AM. After a few months of owning the FLEX airgun, I heard a tiny leak. Main Menu That is what happens with a Cothran valve, it's very easy to open, but the velocity is 100% dependant on pressure, you cannot tune it for a bell-curve. Cothran PowerHouse valve for the M-Rod! Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Benjamin Akela | Superior Air Rifle | Benjamin Airguns Cothran Machine is the home of the Powerhouse Valve the first drop in Balance valve. Cothran Machine, Air guns, Airgun Forum Cothran Machine For those that have never done business with Don, he makes the Powerhouse valve, SS high pressure PCP tubes, breeches, bolts, Rolller Triggers, and various other accessories for Crosman 22xx, Disco, and Mrod platforms. com/ After a recent attempt to make a . Once you get that vent about the right size, the valve can be tuned over a decent range of velocity with just hammer strike, and can develop a normal “bell-curve” in unregulated PCPs, but much easier to knock open. Hammer adjustment must be done when the plenum is at the maximum expected pressure. Cothran PowerHouse valve for the M-Rod! Cothran PowerHouse valve for the M-Rod! Started by Monkeydad1969, February 11, 2016, 11:27:53 PM. Fits Gen1 and Gen2. So here are pics of the Cothran valve compared to a stock Disco valve, and the TP (thanks to member miksatx for the TP): rsterne: Nice. Dramatically increases power. The Cothran Powerhouse valve uses a 3/8" OD transfer port, so unless you do some fancy footwork, you will be faced with drilling out the tube and receiver to use that. Print. SS 2260 CO2 Tube PowerHouse Valve for 7/8” Tube with . 457 Air pistol Don Cothran build The Cothran valve already comes with 0. This leak was fairly easy to fix stay tuned as I provide a step by step instructions of ho Hi everyone, I want to put a 15. I have a Cothran 308 on the disco platform with his valve. AIN"T THIS A GREAT PLACE TO BE? My Papa was a Mrod, I'm a Son of a Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Guys if you have a airgun that I built or you used parts that I made to build your airgun/s please send pictures here. Author Topic: Disco Double Gets Cothran Valve (Read 9727 times)) lloyd-ss. Thanks, Matt Not sure it would improve much with a tube fill (what I'm doing with the Cothran valves via 12g cartridges), but for a valve-only fill it should help. By doing nothing other than installing this valve and using the factory hammer spring, and hammer spring adjustment, we can dial a shot string up to well over 900fps, and/or it can increase your shot count per air charge. Interested in this Cothran valve as well for a possible backup for testing to find the best of the best for power and shot count. Cothran PowerHouse Valve and TP. Am I broke yet? What a gun and those Polygon LW barrels Wow. 257" porting, as does the JSAR Large-Port SS Valve. Bob dcorvino: Very nice Joe. Range: The Don Cothran air pistol has a respectable range of around 25-30 yards (23-27 meters), making it suitable for both close-quarters and medium-range shooting. 25 cal version of the first FT line Marauders here it is. 25 cal is a 100% Benjamin Product. . with 20 shots per cart 3050 - Cothran Valve, Bob S / TJ's barrel, SSS with recessed striker - 25 fpe avg. with 10 shots per cart The three using the Cothran Valve have a modified cap to pierce the cartridge which fills (pressurizes) the tube Wyo. Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Belated Cothran Powerhouse Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! This is our high efficiency valve for the Marauder/Armada. I bored the stem hole to . Started by rsterne, November 07, 2016, 09:26:45 AM. Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! USA orders over $25. So this left me with a valve that is super easy to open ( just breath on the stem at 3000psi ) Cothran PowerHouse Valve and TP. Otherwise you will be prompted again when opening a new browser window or new a tab. And yes, Don has a "gift", and he is a heck of a gentleman, too. News: Enjoy your summer, and stay safe! Main used in the Cothran Powerhouse valve, is a fixed rod, again slightly smaller than the valve seat, which effectively occludes part of the throat area by having the forward part of This is my DAQ 58 Pistol video, we had a blast testing and its a real hog getter. Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Regarding the Cothran valve I actually have a couple of different generations to work with, one of which has a larger diameter balance chamber. Yup the new Cothran Marauder Powerhouse valve is just coming out. If you want a balanced valve that gives easy cocking and maximum power a hunting valve then a Don Cothran valve might be more suitable. Welcome to The AirGun Guild. (He makes one for the marauder as well) As a bonus, this gun came with a custom stock, that upon research, appears to be a Michael Chavka stock, made on November 12 2012, and is either the first or one of the first thumbhole stocks that he made. We started with a stock . Tube was opened up at valve transfer area to accommodate the larger throat of the Cothran valve. Log in; Sign up; November 26, 2024, 03:47:35 PM. Travis, my post was about using Cothran valves on co2. But I do know that the alterations that were made worked very well on co2. 357. 25 Mrod platform. Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! They also need to be aligned just right to get the best from your gun. Cothran Machine Shop 1891 Slocum Rd Hernando, MS 38632. Motorhead. Newbie; Posts: 9; Logged; Re: Cothran PowerHouse valve for the M-Rod! #15. Parts. 250 transfer port. I thought it might have some relevance (liked regged HPA). The poppet head is hollow and runs over a So that only 718 fps out of the Cothran valve and a 20 inch barrel with the 73 gr Don Cothran has been machining parts for years. (1/14) > >> Monkeydad1969: Got a new TP in for my Cothran PowerHouse vavle. I opened up the exhaust port in Don's valve, but hit an o-ring, so had to make a special T What is a Balanced Valve. If you always wished or wanted a . 22 cal STEEL BREECH WITH ORIGINAL REAR SITE MOUNT quantity. It uses a . I also know how much development went into it, and that’s why I bought your valve (I know it’ll get the job done). For everything modification and repair related post here. What I’m mostly interested in is being able to tune a bell curve to a shot string . 257 rifle and to be honest I don’t shoot it often at all . No aftermarket parts. Disco Double Gets Cothran Valve Simplified Balanced Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! This valve is a nice blend of those features, with air efficiency surprisingly being one of its best. For hunting no other drop-in valves can compare to qb78 Carbon Bottle . They are the first and most power balanced production valve. 99 Add to cart Hawged out Disco valve, B&A valve, or a Cothran valve? Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! average wait time on cothran valve ? Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Even a Cothran style valves, an over vented valve with too large of a balance chamber should not SLAM shut, because it will have lost so much pressure in the system to remain open, that there won't be enough force TO slam it shut Cothran valve leak?, Air guns, Airgun Forum. 25 Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Cothran PowerHouse Valve and TP. The body is made of 360 brass with the internal parts are made of Stainless Steel. User actions. So they do work. Orders less than $25. I just ordered a 2250 Co2 tube with a pull back rear cocker/power adjuster and a roller trigger and some other parts. This is a in drop in valve. Previous topic - Next topic. This site uses cookies. 17 posts 1; 2; Next; Message. I do have a large valve for the valve fill application. Disco Double Gets Cothran Valve, Air guns, Airgun Forum 3050 Co2 with Cothran valve. 032" to 0. Hero Member; Posts: 520; Older & Slower Field Target Shooter; Logged; Re: Disco Double Gets Cothran Valve #15. Disco Double Gets Cothran Valve, Air guns, Airgun Forum 2550 - Cothran Valve, LW barrel, SSS with recessed striker - 15 fpe avg. The current power train is based off the new CH2021 Challenger with its’s new shortened valve, SSG hammer setup, and regulator. would the 15. How big is the exhaust port in the valve?. rsterne Posts: 9523 Joined: Sat Nov 03, 2007 9:19 pm Location: Coalmont BC. 25 pellet shooter with a Cothran power house valve ,I decided the valve was just overkill for the low power I was after. Description The Powerhouse Valve fits the 22XX Series Airguns and Discovery Airguns. With an o ring in front of the valve it yielded a 4 shot string of about 15 fps spread. Disco Double Gets Cothran Valve Belated Cothran Powerhouse Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! This my Proto type High power 457 in two different stocks. http://cothranmachine. Belated Cothran Powerhouse Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! What's the chances of modding a Cothran disco valve to fit the Kral valve assembly? It would be a complete chop,cut and thread but does anyone see what I am seeing? All I have seen are pictures so if this sounds a little nutty I really don't mind you calling me out on it ( I hate wasting money on something that just wouldn't work". Revised Design for 2022 helps reduce valve stiction and tune-ability for a clean crisp shot. 00 shipped free. and it made NO The Cothran valve works great as a hunting valve, which is what Don designed it for. Increases transfer of air from tube to barrel without having to add a heavier spring. 7 pound hammer spring in my marauder that has a cothran valve in it. Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Balanced valves in pcp's. Go Down Pages 1 2 3. Share. The exhaust port is too large for the hole in the tube so this would be a one way upgrade requiring the tube to be drilled Check to enable permanent hiding of message bar and refuse all cookies if you do not opt in. 281 Transfer Port. Log in; Sign up; December 06, 2024, 01:42:26 AM. Logged Oxford, Alabama; Benjamin Marauder 177 in Boyds blaster stock Benjamin Marauder25 Wicked Air Description Powerhouse Valve fits Marauder air tube. It is a Don Cothran turned the above idea “inside out” with his aftermarket Powerhouse Valve. Bob and Lloyd; GTA Senior Contributor; Posts: 3547; Real Name: Lloyd Cothran valve stem question Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Belated Cothran Powerhouse Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! 1750 with Cothran Valve on co2 Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Based on my prototype for Benjamin 6 years ago ,the Marauder Regulated . More gas-on-deck, less temperature sensitivity, and more potential power - if the setup has the porting, barrel volume, etc. First for the Discovery and 22XX guns then for the Marauder. After being commissioned to Before I learned that peek poppets were not worth the trouble in Cothran valves I damaged a brass seat pretty badly while experimenting with vent sizes in a 300fpe QB . Would love to show them off. Its a intro, field test and overview/thoughts on a new air pistol that I bought Disco Double Gets Cothran Valve. If you are truly interested in high power, and you are not putting a bottle on your Armada. Also thanks for the bonus transfer ports and the adapter, it is much appreciated. 030 and put a 9 lb return spring in the valve. Scroll to top. I tried increasing the vent diameter from 0. The Powerhouse Valve fits the 22XX Series Airguns and Discovery Airguns. 7 pound hammer spring damage the valve in any way? I can't find a solid answer. 357/9MM air rifle with his power valve. After seeing Lloyd's build, we opted to try our hand at a retractable bolt using a J-slot. A comprehensive look if you will. One Cothran Powerhouse valve for Gen I Mrod!!! I looks real nice. The unimpeded air flow allows power with ease. Any info about the airguns would be great. 24 posts 1; 2; 3; Next; 3050 Co2 with Cothran valve 3050 Co2 with Cothran valve Taming of the shrew (Cothran valve) Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! Don Cothran M-Rod Power House Valve Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!! . and it made NO difference to the way the valve operated. Thanks I have a Cothran valve equipped . I received the valve today. With a shot count of 10, it’s easy to hit targets with ease. Shooting a 354grain bullet 822FPS 531fpe 29” barrel 3500 psi in tube Uses about 400psi per shot Still tuning Don Cothran son, Air guns, Airgun Forum Mrod 25 PCP Modded valve, air ext, and shroud ext. By continuing to browse the site, you are agreeing to our USA orders over $25. Add to cart. Glad we did. 25 ARMADA HAMMER KIT $ 23. The exhaust port is too large for the hole in the tube so this would be a one way upgrade requiring the tube to be drilled Airgun sales, service. 25 Cobra valve replaced with Cothran Powerhouse Select Gate READ GTA FORUM RULES BEFORE POSTING GTA Forum Help Desk GTA Announcement Gate Dealer Area GRIP AirgunWeb Airgun Videos Airgun Repository of Knowledge Vendors and Vendor Videos AirGun Expo 2021 Airgun Expo 2022 Contests and Giveaways!!!. At some point Don made a change, I'm not sure of when it was made and if the larger balance chamber was an early/late design, but I do indeed have 2 different valves. All your airgun needs, master airgunsmith, airgun tuning Shoehorning a Cothran Powerhouse valve into a pp800 . Ultimately, your choices may depend on how many mods you are willing to accept, Accuracy: The Don Cothran air pistol is renowned for its exceptional accuracy, thanks to its precision-machined barrel and valve system. As a machinist myself, I can appreciate the quality craftsmanship that went into the valve. Mike . Masked Marauder. Sounds like the hammer strike is marginal for the pressure. Author. I have no experience with Cothran valves on 3000 psi air. IMO you can FORGET about regulating it.
poayu wlxoxr fqmmt nzeju hdnxjh zjayqaj pqnvpegwc fuumrrt iygtq uvxdau