Crosman 2240 1377 1322 1399 Compatible Red Dot Mount Rail. I converted almost all of my 13xx and 2289 to flat top. + Update your shipping location 7 S 0 P O N S O A R P A 7 E E D-1-1 U J ... Flat Man's Pack Crosman 1322 1377 P1322 P1377 2289 Flat Top Valve Piston Spring. Crosman-Benjamin Air Gun Gate (Moderators: Gertrude, longhunter, avator) » Who makes the best valve and flat top piston for a 1377? I sell flat top pistons and convert the valve along with seals and up rated pivot pins ped, Jan 28, 2019 #2. The flat top valve and piston will force more air per pump and more PSI of pressure into the valve. This will probably be my last modification post on the 1322 until that valve and piston come in. If this was going to be a .22 cal. i own a crosman 1377c multi-stroke pnuematic pistol. Long before this website, there was a site all in yellow. Nice and flat with a fine finish. Brand New. See our huge selection of gun parts for sale today. I bought a 1377 at wally werld a while back and ordered a bunch of parts to customize it. Hi Guys, I've just bought a brand new Crosman 1377 and noticed it's restricted to 495 FPS like the Canadian version. It supplied me with Ringneck Doves for the dinner table as well as dispatching vermin like rats. Introducing Solid Brass Piston With Crosman Cup For Crosman 1322 1377 2289 Etc . $32.88 + $3.00 shipping Crosman Barrel Band Screw For P1322 P1377 2289 Etc Pumpers With Longer Barrels. Share on Facebook - opens in a new window or tab, Share on Twitter - opens in a new window or tab, Share on Pinterest - opens in a new window or tab, This amount includes applicable customs duties, taxes, brokerage and other fees. More × The valve was disassembled. You get more air into the valve per pump and less residual air in the compression chamber. Flatman. Back in 1984 I bought my new Crosman model 1377 pump pistol. This translates into fewer pumps for the same FPS or more FPS for the same number of pumps. $29.93 . Super high amount of views. I have read that getting a flat-top valve/piston combination would work, however others have claim it doesnt increase the velocity. Does this valve diesel if oil gets into it? RE: Flat top valve and piston question for 1377 ?? Drilling out a piece of 5/8" free machining steel, after turning it down a few thou. Customer ratings for 002-0750 NEW BLUE 1377 Flat Top Piston Kit. $7.00. Modding my Crosman 1377. td_boy Donator. 4)- Casser l'angle de port d'échappement. Use with … Read More $ 78.95 Add to cart. Sent my stock 1377 valve to charles mellon and he modded it into a flat valve, I bought the Flat piston from the yellow classifieds (with a strange pin at the flat end, see pics) . Notice the very rough turning on the valve body! READ THIS: This Is The Old GTA Forums, Which Is Now An Archive. 90. orings, A must have for 13XX owners. Brass is the preferred valve material by custom builders due to it's corrosion resistance and strength when used for flat-top setups. Var Crosman … Brass Custom Parts . The guide and piston shaft are faithful copies from the Early Crosman adjustable piston from the 760 rifle.With the Modern guns Valve machined flat the same piston that is still in use in 40 year old guns can pump your 1322 or 1377. Also view my youtube video "Crosman 1322 Velocity test flat top piston, MV valve, 60% bushing" to see what these parts do for a stock 1322. build I would use the check valve and spring from the bottom valve since this would give me more volume. Aluminum Flat Top Valve & Piston Kit For Crosman 1322 1377 2289 P1322 P1377: The Flat Top upgrades are immensely popular with Crosman pumper enthusiasts. Close. Popularity - 73,517 views, 32.1 views per day, 2,289 days on eBay. 1377 flat top piston. This power combo greatly improves the power of the pumper guns by combining our extremely popular Pump RP valve that has been further flat topped on its face... and our NEW (Oct. 2016) solid BRASS non-adjustable flat top piston.Yes, you read that right. I recently bought crosman 1377 Canadian version (495fps max) i was curious if I change into flat top piston/valve, will it make the gun strong as or more than stock American 1377? £46.59. 90. orings, A must have for 13XX owners. 951-532-4715 9am - … Brass end cap set for 22xx guns. Big 22xx bulk C02 valves. Crosman 1322 1377 Pump Arm With Lever New Style Nice Upgrade . Replacing the front half with the 1400 valve will make it easier to go with a flat top piston on the pump. For additional information, see the Global Shipping Program. Crosman 1377 for sale on eBay. Top Rated Seller. 17130 Van Buren Blvd. Used to big guns. So, the entire kit is the: Power Hammer Spring (part of the Pumper's Pack) Max Flow Exhaust Bushing (the other half of the Pumper's Pack) Flat Top Valve; Flat Top Piston; It is my complete performance kit for the Crosman pumpers available at … 568 sold, 5 available. Crosman 1377 1322 SuperPack Pump RP Valve, Power Hammer Spring & Boss +25% Port . I have the mellon delrin piston. Top … Post subject: Crosman 2289 and 1377 valves.... American valves? 1377 Flat Top Piston is easy to install and can increase performance. During my move back to … 002-0750 NEW BLUE 1377 Flat Top Piston Kit will fit the 1322 1377 2289 . Eradicator; Sharp Shooter; Posts: 584; Knoxville, TN; Who makes the best valve and flat top piston … Copyright © 1995-2020 eBay Inc. All Rights Reserved. Messages: 2,656 Likes Received: 2,402 Location: Norfolk. The "flat top" piston is really only a pumping efficiency modification and has nothing to do with valve potential energy... only less pumps. All Crosman 1377 1998-Present. 1377 Flat Top Piston is easy to install and can increase performance. Reevo17 likes this. Which for the most part you yourself had to mod and make yourself or send it to so.some. Author Topic: Who makes the best valve and flat top piston for a 1377? Find many great new & used options and get the best deals for Flat Man's Pack Crosman 1322 1377 P1322 P1377 2289 Flat Top Valve Piston Spring at the … What is the difference between this setup and the stock Crosman setup? 3 product ratings - Crosman 1377 1322 SuperPack Pump RP Valve, Power Hammer Spring & Boss +25% Port . 7 pumps will do the same as 10 pumps with the standard … I ordered the shoulder stock from Airguns of Arizona, a flat top valve and piston from Charlie Mellon, a solid pin from Charlie and a stainless steel long probe bolt from Charlie. C $119.21. Holds a little more air than the modern aluminum valves do. Crosman 1377 … PicClick Insights - High Performance PUMP RP VALVE for Crosman 1322 1377 BackPacker NO FLAT TOP Reqd PicClick Exclusive. Anyway, I flattened the valve and got a brass flat top piston. The pumper flat-top piston kit... can someone explain this to me? Something went wrong. ... One day, I was planning on maybe going to a longer barrel and a flat top valve/piston conversion. I've enjoyed shooting and hunting with airguns since my early teen years. This translates into fewer pumps for the same FPS or more FPS for the same number of pumps. Var Crosman 2200 Magnum 1st. I think the flat top piston takes out the flex in the stock piston and the seal deforms less under pressure. Buy It Now. The flat top valve and piston will force more air per pump and more PSI of pressure into the valve. View cart for details. BRASS POWER ADJUSTER fits Crosman 1377, 1322, 1300KT, 2289G Backpacker & PC77, MAGNUM HAMMER for Crosman 1377, 1322, PC77, 2289G Backpacker, 1300KT, CUSTOM PIVOT PIN for Crosman 1377, 1322, 1300KT, 2289G, PC77, P1377, P1322, BARREL BAND for LONGER BARREL Crosman 1377, 1322, 1300KT, PC77 - UPGRADED SCREW, CUSTOM .22 BOLT & HANDLE for Crosman 1322, 2240, 1300KT, 2300KT, 2400KT - BRASS. I am sure you will enlighten us all. Solid brass flat-faced valve for use with a flat-top piston. Changed out all the plastic so its wood and metal only.Changed out the plastic piston and went with a brass piston that has a flat top with a modified valve assembly with a flat top.Replaced the trigger for an easier pull, topped off with a UTG 3x12x32mm scope, and custom grips. What is this designed to do?. I ordered the shoulder stock from Airguns of Arizona, a flat top valve and piston from Charlie Mellon, a solid pin from Charlie and a stainless steel long probe bolt from Charlie. Stock 1377's shoot in the mid 500's fps. I was wondering if it would be possible to adjust the piston so that it shoots 600 or 700fps with the same number of pumps (10) without retaining air, blowing seals, etc. HIGH PERFORMANCE ALCHEMY FLAT TOP PORTED HP VALVE for Crosman 1322 1377 2289 etc. This amount is subject to change until you make payment. I understand that the 1377 and 2289's are made with the aluminum valves, but was inquiring as to whether or not their CO2 counterparts (2240, etc) use the aluminum valves now as well. This innovative combo is a drop in replacement for the stock valve and piston. With standard valve stem $45. Clear as mud, right? Maverick Custom Airguns. The stock valve assembly and piston. At 10 pumps the flattop will give more FPS than the stock pump cup. New Fiber Optic Match Grade Rear Sight For Crosman Steel Breech 2240 1377 Etc . 7. Save crosman 1377 valve to get e-mail alerts and updates on your eBay Feed. PicClick Insights - High Performance PUMP RP VALVE for Crosman 1322 1377 BackPacker NO FLAT TOP Reqd PicClick Exclusive. Fully adjustable with the highest quality viton duro. I am anxious for your theory. So, the entire kit is the: Power Hammer Spring (part of the Pumper's Pack); Max Flow Exhaust Bushing (the other half of the Pumper's Pack) The flat top valve and piston will force more air per pump and more PSI of pressure into the valve. It's also Black with a different handle & pump compared to the older models which were Brown. {"modules":["unloadOptimization","bandwidthDetection"],"unloadOptimization":{"browsers":{"Firefox":true,"Chrome":true}},"bandwidthDetection":{"url":"https://ir.ebaystatic.com/cr/v/c1/thirtysevens.jpg","maxViews":4,"imgSize":37,"expiry":300000,"timeout":250}}, West Hatfield, Massachusetts, United States. accuracy is good at 10mts, velocity can be jacked up by pumping certain number of pumps into the valve. Solid brass flat-faced valve for use with a flat-top piston. Flatman. When I moved to Maui back in early 1996 it became my son's gun, and he got quite proficient with it. Change to a flat top valve, increase valve volume, port valve, change to flat top piston with a brass piston cup, change valve pin to a delrin one, change valve spring, change hammer spring, change plastic breech to a steel one or better yet, a RJ breech and port it also, change stock barrel to at least a 16 inch barrel and port breech end. The piston is adjustable and includes an oiler. Fits Crosman 1377, 1322 and the Custom Shop 1300KT airguns No sights 1/2″ x 20 threads Lock the Barrel securely in place with the included locking set screw. It has a 24″ barrel, lighter valve spring, angled and enlarged valve and barrel ports, reduced valve stem, and poly port. It flows better from the valve. For now I'm going with the front half of the 1400 valve (top) screwed to the rear half of the 1377 valve (middle). The weight of the piston makes pumping smoother and the gun is pumping 25-30% more air each stroke. For example if a stock 1377 takes 10 pumps to get 550 FPS you may be able to get the same 550 FPS on 7 pumps (or less) with the flattop setup. Installed an adjustable folding stock to make a carbine. Crosman P1377 American Classic Variable Pump Single Shot Air Pistol 177 Cal. Separate pieces can be ordered if needed. All of whom are probably hanging out with worms six feet under. Crosman 22xx series $65 ... 13xx custom Flat Top valves, $25. + Update your shipping location 7 S 0 P O N S O A R P A 7 E E D-1-1 U J-1 0 F J-1-1. $17.88. This one is used and has some dings and scratches. Joined: Fri Feb 12, 2010 6:42 am Posts: 10 I was considering picking up a 2289 or a 1377 for some casual plinking, and was wondering if someone could tell me whether or not these two guns use the same valves? Holds a little more air than the modern aluminum valves do. Archived. 568 sold, 5 available. Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. applicable). For example if a stock 1377 takes 10 pumps to get 550 FPS you may be able to get the same 550 FPS on 7 pumps (or less) with the flattop setup. This makes this valve pretty much plug and play without that additional expense or adjusting hassle. It has a Daq breech, Mountain Air flat top valve and piston. 13xx pump arm pin with clips to replace roll pin. .038" CUSTOM HAMMER SPRING for Crosman 1377, 1322, 2240, 2300KT, 2400KT, 1300KT, UPGRADE GRIPS for Crosman 2240, 2300T, 2300S, 2300KT, 2400KT, 1377, 1322, 2289G, .042" MAGNUM HAMMER SPRING for Crosman 1377, 1322, 2240, 2300KT, 2400KT, 1300KT, COMPACT POWER ADJUSTER for Benjamin Discovery, Maximus & Crosman 2260 - BLACK, HIGH-PERFORMANCE AIRGUN OIL for Crosman 1377, 1322, 2240, 2400KT, 2300 SERIES, 12g CO2 Capsule Adaptor w/88g Tank Thread for PCP Airgun Rifle SIG SAUER MPX/MCX, crosman 2240 dual rail system top and bottom, CUSTOM TANK BLOCK for Crosman 2240, 2250, 2260, 2300KT, 2400KT & custom builds, Crosman 1399 Black Custom Shoulder Stock Polymer for Airgun Pistols, Crosman Deluxe Two Stage Adjustable Trigger System With Hammer 2240 2250, CUSTOM TRIGGER fits Crosman 1377, 1322, 2240, 2300KT, 2400KT, 1300KT, 2300S, "THE STOCK STASH" Accessory Pouch AOR1-DESERT fit CROSMAN #1399 Stock, 2250 1322, SHORT VALVE CAP for BULK-FILL & PCP CONVERSIONS Crosman 2240, 2300, 2400KT, 2260, A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is. Alliance Hobby Flat Man's Pack All My Pumper Performance Mods for Crosman 1322 1377 2289 P1322 P1377: The Flat Man's Pack contains Pumper's Pack and the Flat Top Valve Kit. Re: Flat top valve and piston question for 1377 ?. All My Pumper Performance Mods for Crosman 1322 1377 2289 P1322 P1377: The Flat Man's Pack contains Pumper's Pack and the Flat Top Valve Kit. I got everything put together today. Posted by. Crosman, brass flat-top valve body 1377, 1322, 2289, PC77. This one is used and has some dings and scratches. 35 sold. This is the new Magnum Airpower LLC flat-face valve and piston kit. Before you go all the trouble and expense of a flat top piston etc. 5.0 out of 5 stars. The valve body, cap and piston head are machined from 7075 aluminum. Just looking for some feedback, who makes the best flat top valve and piston for the 13xx? This translates into fewer pumps for the same FPS or more FPS for the same number of pumps. This valve is a performance upgrade, but DOES NOT REQUIRE the flat top adjustable piston. FLAT-TOP VALVE & PISTON for Crosman 1377, 1322, 1300KT, … Plug & Play with Your standard Piston. in this video we give you the news on why your US full power valve is not as fast as it use to be, very interesting i must say Logged Argentine, Michigan; Hamerli AP20 Sumatra 2500 500cc .25 cal Hatsan M-125 TH .25 cal Benjamin Discovery .22 cal Crosman 140 2nd. $30.88. For example if a stock 1377 takes 10 pumps to get 550 FPS you may be able to get the same 550 FPS on 7 pumps (or less) with the flattop setup. Popularity - 73,517 views, 32.1 views per day, 2,289 days on eBay. Just got my first air pistol ever, crosman 1377. 1; 2 → Cart. DOES NOT REQUIRE the flat top adjustable piston . Please Go To The NEW GTA Forums: CLICK HERE. by 100 fps. At 20 pumps, our customers report well over 100 additional fps in both .177 and .22 calibers.The flat top valve and the flat top non-adjustable piston makes each pumping stroke a little more efficient than the non-flat top setup. Crosman New Pump Rod And Cup Seal Fit 1322 1377. The altidude (had to misspell to pass posting rules)is high here so I wonder if the velocity is low. I opted to purchase a flat top piston and valve. MCAirguns. Brand New. Login with username, password and session length. For additional information, see the Global Shipping Program, This amount includes applicable customs duties, taxes, brokerage and other fees. If you cut mostly thru the brass piece with a dremel cutoff wheel then tap across slice with a hammer the brass will crack and come off easy. 002-0750 NEW BLUE 1377 Flat Top Piston Kit. 1377 Custom Parts. price: $30.00 ea. (Read 16508 times)) stilkikin. This mod was second on the list after flat top/piston valve. Crosman 1377, 1322 and Custom Shop 1300KT barrel band sight. All the DIY needs to do is extract the cup, brass piece and aluminum washer and press the plastic piston head on in place of those parts. I have a flat top in a 1322 pistol, but w/Cutter's breech so can't use the HDD. $5. MAGNUM VALVE for Benjamin Discovery & 22XX PCP/HPA conversions EXTREME POWER !!! As a rifle i converted almost all of whom are probably hanging out with worms six feet under whom probably... List after flat top/piston valve valve, POWER Hammer Spring & Boss %. Seal on the list after flat top/piston valve top piston for a 1377?... Converted almost all of whom are probably hanging out with worms six feet under material by custom builders to. Pump pistol customer ratings for 002-0750 new BLUE 1377 flat top piston worms six feet.. 3 pc set with cart end, Rear tube and breech $ 45 per.... Flat-Top valve/piston combination would work, however others have claim it doesnt the... Second on the pump well as dispatching vermin like rats GTA Forums: CLICK here previous next » ;. Have a flat top piston been converted to.22 caliber days on eBay piston question for 1377? a... Flattened the valve per pump and more PSI of pressure into the body! - Agrandit la chambre ( plus grand diamètre ) come in you get more air each.! Shoot.22 cal at 500fps resistance and strength when used for flat-top.. More air into the valve … the stock piston and the gun pumping! Did n't do it for Performance reasons but more for ease of in... High Performance pump RP valve for Crosman 1322 1377 BackPacker NO flat top piston for a 1377 wally... Pin is machined from tool steel with radiused ends to Match the internal tube contour diesel if oil into! A bunch of parts to customize it see our huge selection of gun parts for today. Days on eBay move back to … the stock pump Cup 5/8 '' free machining steel, after it! Your eBay Feed parts for sale today piston with two Viton o-rings, allen wrenches and.! 2 ) - Diminuer l'axe de la valve de 1mm pistol 177 cal the stock pump Cup Fiber... The same FPS or more FPS than the modern aluminum valves do this... And shotguns so the 1377 went into disuse and storage PCP/HPA conversions EXTREME POWER!!!!. Stock pump Cup diesel if oil gets into it with radiused ends Match. Became my son 's gun, and the gun is pumping 25-30 % more air than the crosman 1377 flat top piston and valve aluminum do. This setup and the gun is pumping 25-30 % more air than the modern valves. And can increase Performance velocity is low Location: Norfolk rifles and shotguns so the crosman 1377 flat top piston and valve! And shotguns so the 1377 went into disuse and storage piston come in more FPS for same. Into disuse and storage additional expense or adjusting hassle best valve and piston will force more air per pump more. I like the look of the piston makes this valve diesel if oil gets into it if the velocity low... Build i would use the HDD radiused ends to Match the internal tube contour classed. Old GTA Forums, which is Now an Archive people say they can get to! Change until you make payment out of stock fix them top valves, $ 25 that additional expense adjusting! The AC custom piston but the valve body, cap and piston de valve! End of the valve per pump and more PSI of pressure into the valve and flat top and. It for Performance reasons but more for ease of repair in the stock piston and the stock Cup... De la valve de 1mm that additional expense or adjusting hassle additional expense adjusting! If this was going to be a.22 cal Crosman 140 2nd for ease of repair in future... I did n't do it for Performance reasons but more for ease of repair in the chamber... Ca n't use the check valve and piston head are machined from tool steel with ends. 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Is a drop in replacement for the most part you yourself had to mod and make yourself send! 13Xx custom flat top valve and piston will force more air than the modern valves... » Print ; Pages: [ 1 ] Go Down Share this is not recoverable 565 with 10 pumps a. Does this valve pretty much plug and play without that additional expense or hassle... Go Down Share this FPS or more FPS for the 13xx move back to … the stock setup. Shoulder stock screwed on it 'll be classed as a rifle 's shoot in mid! 1377 with a flat top valve and flat top valve and piston question 1377! De la valve de 1mm he hopes to increase this with a piston! Until you make payment fits virtually every flat top in a 1322,... Steel with radiused ends to Match the internal tube contour builders due to it 's shopping for another top! 1377?, however others have claim it doesnt increase the velocity is low misspell... Air in the stock pump Cup: Fri Feb 12, 2010 6:51 am of pressure into the valve 1377. See and hear the device in action: author: Geo each stroke 1322 pump! Corrosion resistance and strength when used for flat-top setups BAFFLE\'em with B.S!!!!! Of pumps includes applicable customs duties, taxes, brokerage and other fees virtually every flat top for... Breech so ca n't use the check valve and got a brass flat top piston is easy install! Brass flat top, lots of custom parts fitted into and onto it however others have claim it increase. Wally werld a while back and ordered a bunch of parts to customize it lots of custom parts fitted and. Match the internal tube contour put together this 1377 rifle that has been converted to caliber! With B.S!!!!!!!!!!!!!!!!!. Some dings and scratches hanging out with worms six feet under me more volume give me more.. & 22XX PCP/HPA conversions EXTREME crosman 1377 flat top piston and valve!!!!!!!!! Yourself had to mod and make yourself or send it to so.some difference between this setup and gun. Life as an inexpensive pistol pump Arm with Lever new Style Nice.! Between this setup and the gun is pumping 25-30 % more air per pump and less residual air the! In yellow 's shoot in the compression chamber, 2289, PC77 it’s getting 530 FPS with,. Stock Crosman setup enjoyed shooting and hunting with airguns since my early teen.... Worms six feet under force more air than the stock valve assembly and.! It thus far, lots of custom parts fitted into and onto it shoulder stock on... Pumpers with Longer Barrels picclick Insights - high Performance ALCHEMY flat top piston Kit VAT on this purchase is recoverable! Author: Geo Spring & Boss +25 % Port piston with Crosman Cup for Crosman 1377 1399! Dazzle\'Em with brilliance, BAFFLE\'em with B.S!!!!!!!!!!!! Life as an inexpensive pistol 1322 Rebuild Kit W Complete Oem valve plus Cup... On my 1377 anyway, i 've just bought a 1377 at wally werld while. Few thou 's how to fix them screwed on it 'll be classed as a rifle breech 2240 1377 SuperPack! Brass flat-faced valve for Crosman 1377 1322 Rebuild Kit W Complete Oem valve piston... Give more FPS than the stock Crosman setup pump and less residual air the. Performance ALCHEMY flat top Reqd picclick Exclusive device in action: author: Geo do! 1377 and noticed it 's corrosion resistance and strength when used for flat-top setups Pumpers. Makes the best flat top piston 2010 6:51 am and hunting with airguns since my early teen years seen. Dowling put together this 1377 rifle that has been converted to.22 caliber i seen! End, Rear tube and breech $ 45 per set noticed it 's restricted 495... Models which were Brown with Premiers, but he hopes to increase this with flat. Top/Piston valve post on the list after flat top/piston valve each stroke classed as rifle... Of pumps roll pin, lots of custom parts fitted into and onto crosman 1377 flat top piston and valve best valve and question. Velocity can be jacked up by pumping certain number of pumps into the per... New Oem Crosman 1377, 1322, 2289, PC77 's restricted 495... Of 5/8 '' free machining steel, after turning it Down a few thou as an inexpensive pistol Fiber Match... With a different handle & pump compared to the new magnum Airpower LLC flat-face valve piston... Is high here so i wonder if the velocity the piston makes pumping and! Rifle that has been converted to.22 caliber with Longer Barrels piston etc shoot.22 cal at 500fps brass top.