1377 valve modification

at the best online prices at … You need to register before you can post: click the register link to proceed. Flat Top Piston Only Top . Brand new £26.00 OUT OF STOCK. Find the part you need on the diagram then paste the number in the search and it will take you to it . 2,088 sold. I could see too much of the bolt tip through the barrel port. Posted: Wed Dec 31, 2014 7 :33 pm . Crosman Pc77 1377 1322 2289 Complete Valve Pump Cup Port Seal Reseal Kit. ... 1377, 1322, PC77, 1300KT & 2289G BACKPACKER $ 12. The valves are generally safe up to 20 pumps. Nice and heavily modified: There was a thread discussing of reducing air valve volume that has rolled over to page 2. Crosman 22 Cal 10 375 Rifled Barrel For 1322 Or Convert 1377 To 22 Cal 10 25 . by 100 fps. Sold in sets of three. Modification Parts / Max-Flow Valve for Crosman; Max-Flow Valve for Crosman #8 Best Seller in Modification Parts $ 45.95. 90 Orings can be used for pistons or valves. This video is about the 1377 and 1322 teardown to replace seals and the piston cup. It has a 24″ barrel, lighter valve spring, angled and enlarged valve and barrel ports, reduced valve stem, and poly port. 13XX includes Crosman 1377, 1322, 1300KT and related models like the 2289G Backpacker. Floating Barrel Mod for 1377, 1322, 2289. Add to cart. Joined: Tue Apr 12, 2016 11:56 pm Posts: 83 Is this mod really worth the trouble and one here done it? It has a 24″ barrel, lighter valve spring, angled and enlarged valve and barrel ports, reduced valve stem, and poly port. $23.48. This really nice solid brass valve is from a vintage 13xx pistol. We specialize in 13XX, 22XX and specific PCP models. Uses standard 12 gram C02 cartridges like Crosman Powerlets. Posted: Thu Apr 14, 2016 3:40 am . P1377, Flat Top Kit If you have a P1377/P1322, then the trio will work or you can buy just the valve. I replaced the stock valve spring(L) with a much lighter spring(R). The stock is by RB Grips; I asked for unfinished walnut and put around seven coats of … P1377 Diagram & Spare Parts . price: $5.00 ea. The parts kits on these pages fit the current Crosman 1377 air pistols and other models that share common parts. $25.00. Non-adjustable piston. ALUMINUM TRIGGER COVER fits Crosman 1377, 1322, 2240, 2300, 2400, 2250, 1300KT. For Crosman 2240, 2250B, 2260, 1760, 2300, 2400 models. canadian orders over $100 qualify for free shipping. Mod. This valve mod gave me more power than anyother mod I did before. We really care about you and your purchase as much as you do. Now there is less restriction. If you are low in your budget, stick with the 1377 as the ammo is cheaper, and you dont have to worry about CO2. Or get the good stuff pelgun oil.A stock 1377 will do 600fps with 7gr pellets @ 10 pumps my 1322 does 530fps @ 10 pumps with 14 gr pellets.Realy sounds like the outer seal on the valve is worn and needs to be replaced,I would order a new valve it's been awhile since I've ordered one but last time I did they were like $7 while your at it get a new pump cup and it should be as good as new. They're not designed to be used Supplied with full instructions. Today I shot my reduced volume 1377 side by side with another 1377 with a factory valve. shipping: + C $5.04 shipping . Sellers with highest buyer ratings; Returns, money back; Ships in a business day with tracking ; Learn More Top Rated Plus. CUSTOM TRIGGER GROUP for Benjamin Discovery, Maximus, Fortitude & Crosman 2260 $ 65. Customer Support YOU WON'T BE ALONE. This valve mod gave me more power than anyother mod I did before. Posted: Fri Oct 19, 2012 3:41 pm . $39.99 Crosman Mod.1377 Pump & Pump Aim Pin $20.00 CAD Crosman Mod.1377 Set of Plastic RH & LH Grip Panels with Screw $20.00 CAD Crosman Mod.2240 Back Sight Complete $10.00 CAD Crosman Mod.2240 Barrel Band with Screw $17.00 CAD Crosman Mod.2240 Filler Plug $12.00 CAD Crosman Mod… If you have a P1377/P1322, then the trio will work or you can buy just the valve. It isnt a real original mod, as this type of setup is found on lawnmower and automotive valves. That'll put you around $120 in the hole, but will give you a carbine and pistol, 2 different calibers, and 2 different powerplants to experiment with. These products are designed for industrial applications … (Read 4635 times) toddk63. The "flat top" piston is really only a pumping efficiency modification and has nothing to do with valve potential energy... only less pumps. 22XX includes 2240, 2250, 2260, 2300T, 2300S, 2300KT, 2400KT and related models like the 1740, 1760 and Sheridan 2260MB. C $9.37. It’s getting 530 fps with Premiers, but he hopes to increase this with a flat top piston. UPGRADE PISTOL GRIPS for Crosman 13XX & 22XX $ 11. 1399A001 Standard Ratcatcher Stock that will fit the 2250b and others with the same pistol grip frame pattern £ 24.96 * In stock (2) Add to shopping basket 1700-031 Pair of grips Black . Enjoy Bigden Today I shot my reduced volume 1377 side by side with another 1377 with a factory valve. 12g CO2 / Pump to PCP Conversion KIT for Crosman Pistol 1377 1322 2240 2250 MYOT. Buy It Now +$5.00 shipping. 0 Free shipping . 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. Many kits also fit older versions of the Crosman 1377 and 1322 and similar models such as the 1789 and 2289. Aluminum Flat Top Valve & Piston Kit For Crosman 1322 1377 2289 P1322 If you have a 1377/1322 that came with a plastic breech (and no rear cocking knob) then the trio will work, though you can still buy just the valve if you want. OUT OF STOCK. The valve mod looks like just grinding a stock part. $5 International Shipping. Add to Wishlist. on all 13XX guns. The DIY crowd has jumped on the 1377 bandwagon big-time, and various airgun fora are abuzz with discussions of narrowing the pellet probe, adding longer barrels, enlarging the transfer hole, stiffening the hammer spring, and replacing the plastic breech with a metal unit. This was in a custom 1322 from my private collection. Free Shipping Offer too! These parts kits also fit current Crosman 1322 air pistols, the Crosman PC77 Pumpmaster Classic and the Crosman Backpacker Bugout Kit. Rear Valve Spring I came up with this mod back in August of 2004. Ready To Finish … It also was the biggest gas hog and pain in the rear to get right. Crosman Pc77 1377 1322 2289 Complete Valve Pump Cup Port Seal Reseal Kit. hammer strike on the valve resulting in more FPS by keeping the valve. SHORT VALVE CAP for BULK-FILL & PCP … 00. Upgrade your Crosman. you know the down fall to the 1377's is the alum valves in the cnd version the brass cnd valves where better to bad crosman has turnned cheap thank god we still got brass in the 2240's. Valves Mod. $6.00$4.95. The air valve was reduced by remachining the two halves so they fit closer together and the interior … The dark pistol is a 1740 with RJM short breech and bolt, my homemade bolt handle and hammer spring adjuster, with self modified valve, 2-stage trigger from Steve, 10" 1377 barrel, bicycle innertube grip sleeve and BSA 2X handgun scope with Cabela rings. Here is a list of mods: CB Ultimate breech and bolt w/ a 1/4" removed at the rear of the bolt to lengthen the loading port. Note … Crosman 1377 Right Grip Only, Brown. Page 1 of 1 [ 4 posts ] Previous topic | Next topic : Author Message; newfie5150 Post subject: 1377 flat top valve mod? All of these modifications will boost velocity, at a price. 2240, 2250, 2300KT, 2400KT OEM Parts; 1377, 1322, 1300KT OEM Parts; Crosman Challenger Replacement Parts ; Compressors and Accessories; … psychobilly451. 14" crosman barrel cut and crowned to 11" by myself. 1377 piston and valve mod 1377 piston and valve mod. Fully Customizable TONS OF OPTIONS. Add to Wish List Add to Compare. 1322 Diagram & Spare Parts ; 1322 Custom Parts ; 1322 Crosman Custom Parts ; 1322 Grips & Forestocks ; All Marauder BP2220 ; All Crosman 1720T ; All Silhouette 1701P ; All Crosman 1077 ; All Benjamin_Discovery ; All Benjamin_Maximus ; FX & Webley ; All Barrels ; All XS/QB 78 ; CP1M & TROPHY ; CROSMAN … Sale Adjustable Trigger Sear Spring Upgrade For Crosman 2240 2250 1740 1377 1322. Does the valve mod under bio's tunes in the tech section apply to a 1377 valve as well? Durable Viton Duro. Popular. Top . Crosman 1377 1322 13xx Upgrade Parts; Crosman 2240 22xx Upgrade Parts; All Upgrade Parts; Grips and Trigger Frames; Moderator for Crosman Airguns; Sights and Optics; Airgun Tools; Original Crosman Replacement Parts. $125.00 + $8.45 shipping. Crosman 1077, 1088, 357 Mags; 760, M4-177, PowerMaster 66 Mags; Crosman 1077 Loader + Mags Combo; Benjamin Marauder Rifle Mags; Benjamin Marauder Pistol Mags; … Chris Dowling put together this 1377 rifle that has been converted to.22 caliber. We specialize in 13XX, 22XX and specific PCP models. All the newer valves are aluminum and the 1377 and 2289 use the same unit. Before you try it, you'll want to use some sort of bulk fill system (use paintball CO2 tanks … FREE USA Shipping, Flat Top Valve Only Details. Crosman Seal 130-032 . Maverick Custom Airguns 1377, 1322, 2289 Backpacker, Crosman custom shop 1300KT Support Link Upgrade. M221 - Valve assembly to fit Crosman 1377 & 1322 pistols. Personally, I would recommend that you purchase a 1377 and a 2250. Details. The brass valves have not been used for a number of years and are long discontinued (although a couple might be floating around in someone's inventory ). MAGNUM 13XX FLAT-FACE VALVE & PISTON SET $ 116. The Big Boy Kit ; Lothar Walther Big Boy Kit; The Little Boy Kit; Magazines & Loaders. Watch; Crosman High Performance Valve for Crosman 1322 1377 2289 . Purchasing Airgun Custom Parts or Airguns from us you get 100% free support. The parts kits on these pages fit the current Crosman 1377 air pistols and other models that share common parts. Crosman Pc77 1377 1322 2289 Complete Valve Pump Cup Port Seal Reseal Kit. Boss Valve for Crosman 2240 , 2260, 2300 Series air Rifles or Pistols Great Modification. Free shipping. 50. Crosman 1322 1377 2240 2250 2260 Super Flow 60 Valve Bushing Two Viton Seals . No internal corrosion. If you mod your gun to shoot well above 600 fps then you might need to do port work (in .177). The idea is that by giving the gun a larger air reservoir, you can do more work per pump, resulting in the same shot velocity with FEWER pumps. C $24.10. Uses standard 12 gram C02 cartridges like Crosman Powerlets. separately. barrel and about 20 shots around 458 fps and dropping off to 415 around the 25th shot. Top Rated Plus. The Crosman model 1377 (also known as the "American Classic") is a single-shot, bolt-action, pneumatic .177 caliber pellet gun, featuring a rifled steel barrel and imitation wood checkered plastic grips.The 1377 was introduced in 1977, and has been in continuous production ever since. All Crosman 1377 1998-Present ; All Crosman NEW 1322 . Complete Stainless Steel Screw Bolt Set For Crosman 2240 2300 1322 1377 Extras. a drywall anchor used to make adjustable trigger mod! It also was the biggest gas hog and pain in the rear to get right. Under 1 lb and it fired without touching the … Out of stock. $39.99 crosman 1377 American Classic Trigger Modification - YouTube I have mine out and apart..And before I went and did anything Find many great new & used options and get the best deals for FLAT-TOP VALVE & PISTON for Crosman 1377, 1322, 1300KT, 2289G - EXTREME POWER !! The tapered passage directs the increased CO2 capacity directly to the Boss valve. $24.95. For PCP the focus is on models that evolved from 22XX like Discovery, Maximus, Marauder Pistol, … Steel replacement breach/bolt assembly upgrade to fit Crosman 2240, 2250B, 2250XL, 2260. $19.99. THE WORLD LEADER IN HIGH-PERFORMANCE PARTS FOR CROSMAN & BENJAMIN AIRGUNS, BRASS TRIGGER GROUP with 7075-T6 ALUMINUM TRIGGER for Discovery, Maximus, Fortitude & 2260, 7075-T6 ALUMINUM TRIGGER GROUP for Discovery, Maximus, Fortitude & 2260, MAGNUM AIRGUN SUPPRESSOR for .177 to .25 caliber, CUSTOM TRIGGER GROUP for Benjamin Discovery, Maximus, Fortitude & Crosman 2260, BRASS POWER ADJUSTER for MARAUDER PISTOL, 1720T, 1701P & FORTITUDE, COMPACT BRASS & ALUMINUM POWER ADJUSTER for MARAUDER PISTOL, 1720T, 1701P & FORTITUDE, CORRECTLY-MANUFACTURED DISCOVERY .22 PCP TUBE, MAGNUM HAMMER for 22XX, Discovery, Maximus, Fortitude & PCP pistols, COMPACT MAGNUM ADJUSTER for 2240, 2250, 2300KT, 2400KT, 2300S, 2300T, CUSTOM PISTOL TRIGGER COVER - 6061 T6 ALUMINUM, CUSTOM PISTOL TRIGGER COVER - BLACK ANODIZED ALUMINUM, CUSTOM TRIGGER KIT for Discovery, Maximus, Fortitude & 2260, MAGNUM RIFLE ADJUSTER for Discovery, Maximus & 2260, SHORT VALVE CAP for Benjamin Discovery & 22XX, CUSTOM TRANSFER SLEEVE for Crosman 13XX, 22XX & Discovery, UPGRADE ONE-WAY FILL NIPPLE, STAINLESS STEEL, CUSTOM PIVOT PIN for 760, 1377, 1322, PC77, 1300KT & 2289G BACKPACKER, UPGRADE PISTOL GRIPS for Crosman 13XX & 22XX, CUSTOM DISCOVERY VALVE SCREWS for 3000 PSI, CUSTOM VALVE SCREWS for MARAUDER PISTOL, 1720T & 1701P, GAUGE ASSEMBLY PARTS - select parts individually, BENJAMIN DISCOVERY & MAXIMUS BARREL BAND also UPGRADES 22XX, .038" WD MAGNUM HAMMER SPRING for 13XX & 22XX, .042" WD MAGNUM HAMMER SPRING for 13XX, 22XX, Discovery & Maximus, .045" WD MAGNUM HAMMER SPRING for Discovery, Maximus, Fortitude, Marauder Pistol, 1720T & 1701P, CROSMAN CUSTOM SHOP 1300KT PUMP PISTON fits 13XX. Re-worked to fit modern tubes perfectly. There's TONS of em. 2240, 2250B, 2260, 1760, 2300, 2400 models You must use a Bulk Fill Cap. I was after shot consistency, accuracy and could not get it. Details. 22XX includes 2240, 2250, 2260, 2300T, 2300S, 2300KT, 2400KT and related models like the 1740, 1760 and Sheridan 2260MB. menu. All repair prices listed reflect the total price for the complete cleaning,seal replacement, valve rebuild/replacement, post-repair proofing, sight-in, and chronographing, … $24.95. High Performance Valve for Crosman 1760,2240,2260,2300, 2400 Modify your Crosman air rifle or pistol. Author Topic: 1377 valve flat top mod ? Or get the good stuff pelgun oil.A stock 1377 will do 600fps with 7gr pellets @ 10 pumps my 1322 does 530fps @ 10 pumps with 14 gr pellets.Realy sounds like the outer seal on the valve is worn and needs to be replaced,I would order a new valve it's been awhile since I've ordered one but last time I did they were like $7 while your at it get a new pump cup and it … Quantity. Find the part you need on the diagram then … $34.99 90. orings, A must have for 13XX owners. The pump piston looks like a whole new custom … It’s getting 530 fps with Premiers, but he hopes to increase this with a flat top piston. CUSTOM VALVE & PISTON for Crosman 1377, 1322, 1300KT, 2289G - EXTREME POWER !! The reduced vol one has an adjustable pump the stock one doesn't. Works smooth, but not a great trigger :>). It is 7.5" 22 cal. Brass is the preferred valve material by custom builders due to it's corrosion resistance and strength. It is recommended that higher performance valves be used with our +25% transfer ports or Boss Buddy transfer ports. Aluminum Flat Top Valve & Piston Kit For Crosman 1322 1377 2289 P1322 P1377: The Flat Top upgrades are immensely popular with Crosman pumper enthusiasts. Larger calibers and CO2 guns will need to "breathe" a little more and will benefit from the larger ports. $5 International Shipping. Crosman - Hahn # 166-3 Complete Valve Assembly - Used. £49.15 the set. Free shipping. 1377,1389 AND 2289 WHICH IS STILL MADE TODAY. The o-ring at the end of the piston is the same o-ring as is used on the outside of the valve (and the stock valve as well). The Canadian Airgun Forums are a place for people to discuss and learn about airguns and the airgunning sport in Canada. Durable Viton Duro. Fully adjustable with the highest quality viton duro. $24.94. Find the part you need on the diagram then paste the number in the search and it will take you to it . 00. It's … $34.99 More info is at the blog here; northwestairguns.com Holds a little more air than the modern aluminum valves do. Both pistols have 11 1/2" barrels cut from a 1760 barrel. CA$21.99. You may have to pump a little more but … 1377 Flat Top Piston is easy to install and can increase performance. M278 - 24” (610mm) barrel to fit Crosman … 1pcs 3/8 Intermount Adapters for Airguns 1322 1377 2240 2289 11mm Dovetail Rails. Crosman 1077 Plug Valve - 1077-036 . CROSMAN RATCATCHER METAL BREECH UPGRADE. Lot cleaner looking and is utilizing a 12oz CO2 ( shown in photos ) i bought a brand 1377. 1377 Diagram & Spare Parts 1998-Present . 1377-SBPK Crosman long steel breech 61/4" (16cm) long complete with steel probe/bolt grub screw, end cap,rear screw £ 45.00 * Currently unavailable (1) 1399A001 Standard Stock . These parts kits also fit current Crosman 1322 air pistols, the Crosman PC77 Pumpmaster Classic and the Crosman Backpacker Bugout Kit. The Floater; COMPLETE Longer Barrel Kit for your 1377, 1322, P1377, P1322. So I turned it down even more. 13XX includes Crosman 1377, 1322, 1300KT and related models like the 2289G Backpacker. For years we all knew there was a need to stabilize and link the upper and lower sections of the Crosman 13xx platform airguns to … Add to Cart. « on: April 13, 2010, 12:44:37 PM » Can the valve flat top mod be done independently of the pump piston mod, or do the two have to be done together? $14.50. FREE USA Shipping, Flat Top Piston Only Details. This modification adds power for both longer range pest control and/or target shooting when needed / desired. $20.00. $4.95 × Bundle & Save $6.00! 00. 368-900TF Cv = .73 Cv = .73. The valve is stock. Crosman Mod.1377 Brass Bolt & Seal $12.00 CAD Crosman Mod.1377 Breech Top w Bolt. New Stainless Steel Right Size Trigger Sear For Crosman 1322 1377 2240 2250 Etc . This is my response to some questions in that thread. PCP conversion KIT for Crosman 1377 / 1322 - MGHB. Power Equipment that i stopped selling because it looked sketchy with similar reliability my adapter kits valve … GTA Donations; Posts: 17; 1377 valve flat top mod ? $19.99. 00. Specifically designed for the 7/16″ Crosman barrel found on the 2240, 2250,2300KT, 2400KT, 1701S AND 1720P airguns These adapters will also fit the Crosman 10.1″, 14.6″, 18″ and 24″ barrel found on Crosman Custom Shop airguns Attaches to your barrel … GENUINE USA Crosman 1399 CARBINE SHOULDER STOCK 1377 1322 2240 etc. Subscribe × CA$2.49. Order code M203 . 378-900TF Mod. by 100 fps. MAGNUM VALVES for Discovery & 22XX $ 56. Chris Dowling put together this 1377 rifle that has been converted to .22 caliber. $19.99. Remove the main … There are lots of discussions about airguns, airgun accessories, reviews, modification and repair information, airgun events, field target and ... Making a new 1377 valve front half. Popular . Crosman 1377 all you need for this model is listed here the Parts Diagram==Spare Parts== Custom Parts==Wood Grips & Forestock PLUS THE NEW P1377. She started life as a 1377, but as you can see I have a lot of free time on my hand's. Reworked the trigger to 1.25 lbs. 378-905TF The company reserves the right to vary models and dimensions without notice. 90 Orings can be used for … Cleaned and in excellent condition. Valve mod, done by me. THIS WAS PULLED FROM AN OLDER 1322. Aluminum Flat Top Valve & Piston Kit For Crosman 1322 1377 2289 P1322 P1377: The Flat Top upgrades are immensely popular with Crosman pumper enthusiasts. … Check out these great deals and selection on Crosman Accessories from the leading experts in airguns. Fully adjustable with the highest quality viton duro. High Performance Valve for Crosman 1760,2240,2260,2300, 2400 Modify your Crosman air rifle or pistol. $5 International Shipping FREE USA SHIPPING . 338-905TF Cv = .73 Valves Mod. 1377 Flat Top Piston is easy to install and can increase performance. Upgrade Crosman Safety Spring & Ball Bearing, 1377 1322 2240 2250 2289 2300 2400. Crosman 1322 1377 2240 2250 2260 Super Flow 60 Valve Bushing Two Viton Seals . Crosman 1377 all you need for this model is listed here the Parts Diagram==Spare Parts== Custom Parts==Wood Grips & Forestock PLUS THE NEW P1377. Subscribe to back in stock notification . If you have US-spec guns (not 'detuned' for different export markets), then yes, I am sure)- the only valve modification that gains you anything is on the pump guns (13xx) is a flat top piston/valve combination, anything else related to the valve is a waste of time if not using a 24" barrel. Or, increase velocity with the same number of pumps over OEM. price: $30.00 ea. The idea is that by giving the gun a larger air reservoir, you can do more work per pump, resulting … Sold Out. open longer and opening faster. Both have weaker springs in the air valve to insure a full dump of air. 30-day returns - customer pays shipping. $14.50. Buy JL Missouri Parts Crosman 1377 C Pistol Valve Assembly Complete BB Pellet Gun Air Rifle Part 1322A013 1322C013 OEM By: Hunting - Amazon.com FREE DELIVERY possible on eligible purchases For Crosman 1377, 1322. Joined: Sun Sep 18, 2005 4:30 am Posts: 1899 Location: North Bay Ontario Canada … 338-900TF and Mod. Rear Valve Spring I came up with this mod back in August of 2004. price: $30.00 ea. The Max-Flow valve face seals the tube allowing Bulk-Filling. Flat top pistons, ported valves, longer barrel, shoulder stock and so on and so fourth. … In stock. Guides fit all models. Secure encrypted online checkout. This makes this valve pretty much plug and play without that additional expense or adjusting hassle. Both pistols have 11 1/2" barrels cut from a 1760 barrel. Brand New. 1377 flat top valve mod? Category: Modification Parts. $99.00. This valve is a performance upgrade, but DOES NOT REQUIRE the flat top adjustable piston. You can buy just the FT The valves are generally safe up to 20 pumps. It isnt a real original mod, as this type of setup is found on lawnmower and automotive valves. If you have a 1377/1322 that came with a plastic breech (and no rear cocking knob) then the trio will work, though you can still buy just the valve if you want. I just finished a 1377 for a friend of mine. crosman 1322 1377 1389 2289 used valve assembly brass part UP FOR SALE IS A USED BRASS VALVE ASSEMBLY THAT WORKS IN CROSMAN AIRGUNS 1322. Compare. $299.99. you're on your own with that purchase. There are lots of discussions about airguns, airgun accessories, reviews, modification and repair information, airgun events, field target and free classifieds!. 1377 Diagram & Spare Parts 1998-Present . Valve or Piston for specific use purposes, but understand Boss Valve for Crosman 2240 , 2260, 2300 Series air Rifles or Pistols Great Modification. 90. orings, A must have for 13XX owners. Subscribe to back in stock . $69.99, Flat Top Valve Only New 12g CO2 Pump to PCP … The new modifications done on my Crosman 1377 model, 2289G crosman 1377 piston and valve mods 1389 caught. $14.99 . For the distance I shoot this pistol, it made no sense to me to mod the valve. airsmith282 Post subject: Re: Why mod the Crosman 1377? 1700 … Complete Stainless Steel Screw Bolt Set For Crosman 2240 2300 1322 1377 Extras. $19.88. The larger valve volume is an easy way to get some more power because you don't need to modify the pump for more pressure. RB Grips is a good place for your grips. C $58.95 + shipping. ("as is" Items excluded) FREE … Free returns. The only down side is that the gun must be cocked, thus taking the hammer off of the valve … 2260 $ 65 put together this 1377 rifle that has rolled over to page.... Some questions in that thread performance upgrade, but DOES not REQUIRE the flat Top pistons, ported valves longer..., it made no sense to me to mod the valve Parts==Wood Grips & Forestock PLUS the modifications! … this really nice solid brass valve is a good place for your Grips Ball Bearing 1377... New Stainless Steel Screw Bolt Set for Crosman 1760,2240,2260,2300, 2400 Modify your Crosman air rifle pistol. Models and dimensions without notice and before I went and did anything 1377 piston and valve gave... Or Boss Buddy transfer ports +25 % transfer ports or Boss Buddy transfer ports or Boss Buddy ports... If you have a P1377/P1322, then the trio will work or you can buy just the valve! Airgun custom parts or Airguns from us you get 100 % free Support upgrade to fit Crosman GENUINE. Benjamin Discovery, Maximus, Fortitude & Crosman 2260 $ 65 vol one has adjustable! Valve mod looks like a whole new custom … this really nice solid brass valve is a performance upgrade but... Discovery, Maximus, Fortitude & Crosman 2260 $ 65 will work you. Business day with tracking ; Learn more Top Rated PLUS in a business day with tracking Learn... With another 1377 with a factory valve it isnt a real original,!, 2012 3:41 pm I shot my reduced volume 1377 side by side with another 1377 with a factory.! Crosman 1399 CARBINE shoulder stock and so on and so on and so fourth - 24 ” 610mm! Get 100 % free Support 1300KT & 2289G Backpacker $ 12 39.99 $ 5 Shipping! Replacement breach/bolt assembly upgrade to fit Crosman 2240, 2250B, 2260, 1760, 2300, 2400,,. 2289 11mm Dovetail Rails rifle that has rolled over to page 2 could not it! Custom parts or Airguns from us you get 100 % free Support you can Post: click the Link. Tapered passage directs the increased CO2 capacity directly to the Boss valve %. The air valve volume that has rolled over to page 2 the biggest gas and! Walther Big Boy Kit ; the little Boy Kit ; Magazines & Loaders Boss transfer! Valve mods 1389 caught GROUP for Benjamin Discovery, Maximus, Fortitude & Crosman $... 3:40 am in 13XX, 22XX and specific PCP models cut from a vintage pistol... Part you need on the diagram then paste the number in the search and will! Day with tracking ; Learn more Top Rated PLUS 2250 MYOT number in search! Is the preferred valve material by custom builders due to it, a must for... Through the barrel Port side by side with another 1377 with a flat Top adjustable.... Biggest gas hog and pain in the air valve volume that has rolled over to page 2 2240... Power for both longer range pest control and/or target shooting when needed / desired by custom builders due it! Upgrade, but not a great TRIGGER: > ) piston looks like grinding... The FT valve 1377 valve modification piston for Crosman 13XX & 22XX $ 11 install and increase... Shipping 1377 valve modification flat Top piston Only $ 39.99 $ 5 International Shipping barrel to fit Crosman 1377 off 415! 1740 1377 1322 2240 2250 2260 Super Flow 60 valve Bushing Two Viton Seals Steel. The current Crosman 1322 1377 Extras Wed Dec 31, 2014 7:33 pm ; Ships in business! Or pistol he hopes to increase this with a flat Top piston easy... 2240 2250 MYOT: Why mod the valve could not get it material by custom builders due to.... ( shown in photos ) I bought a brand 1377 Crosman - Hahn # 166-3 Complete valve assembly to Crosman. 2289 Backpacker, Crosman custom shop 1300KT Support Link upgrade the air valve to a... Wed Dec 31, 2014 7:33 pm assembly upgrade to fit Crosman 1377 right Grip,. August of 2004 share common parts recommended that higher performance valves be used with our +25 % ports! Valves be used for pistons or valves a flat Top piston 2400 Modify your Crosman air or! 2014 7:33 pm all the newer valves are generally safe up to 20 pumps over OEM, 2240 2250B. $ 65 models you must use a Bulk Fill Cap, P1377, P1322 1300KT 2289G... Note … Crosman 1377 / 1322 - MGHB looks like a whole custom... Pcp … I could see too much of the Bolt tip through the Port. Are generally safe up to 20 pumps such as the 1789 and 2289 stock 1377.. From my private collection and a 2250 for 13XX owners or, increase velocity the... Viton Seals or piston for specific use purposes, but understand you 're on your with! The distance I shoot this pistol, it made no sense to me to mod the 1377. Get it to fit Crosman 1377 / 1322 - MGHB TRIGGER mod and crowned to 11 by! At a price ports or Boss Buddy transfer ports increased CO2 capacity directly to the Boss valve Bolt Set Crosman! Valve volume that has rolled over to page 2 / Pump to PCP conversion Kit for Crosman 13XX 22XX... ; Complete longer barrel Kit for Crosman pistol 1377 1322 2289 Complete valve Pump Cup Port Seal Reseal Kit velocity... Target shooting when needed / desired tracking ; Learn more Top Rated PLUS performance valve for 1377... & Ball Bearing, 1377 1322 2240 2250 MYOT Buddy transfer ports or Buddy. Same unit for 1377, 1322, 1300KT and related models like 2289G! This valve mod 1377 piston and valve mod 1377 piston and valve mods caught! For free Shipping 2289G - EXTREME power! mod gave me more power than 1377 valve modification mod I before! Has been converted to.22 caliber performance upgrade, but understand you 're on your with. Will take you to it 's corrosion resistance and strength 100 % free Support for! Also fit current Crosman 1377 1998-Present ; all Crosman 1377 piston and valve mods 1389 caught get right valve... For both longer range pest control and/or target shooting when needed / desired L ) with a valve! Note … Crosman PC77 1377 1322 2289 Complete valve assembly to fit Crosman 1377 all you need for this is! To vary models and dimensions without notice Hahn # 166-3 Complete valve Pump Cup Seal! Apr 14, 2016 3:40 am USA Crosman 1399 CARBINE shoulder stock and so on so... 2300 2400 the search and it will take you to it 's … custom &. 1Pcs 3/8 Intermount Adapters for Airguns 1322 1377 2289 mod gave me more power than anyother mod I did.! Adjustable TRIGGER Sear Spring upgrade for Crosman 2240, 2250B, 2260, 1760, 2300, 2400 models &... A full dump of air the tapered passage directs the increased CO2 capacity to!, Crosman custom shop 1300KT Support Link upgrade Hahn # 166-3 Complete valve Pump Cup Port Reseal! Custom TRIGGER GROUP for Benjamin Discovery, Maximus, Fortitude & Crosman 2260 $ 65 or adjusting hassle,! Valves do CO2 ( shown in photos ) I bought a brand 1377 and valve mod looks like grinding! And specific PCP models and your purchase as much as you do 2400. The Boss valve Rifled barrel for 1322 or Convert 1377 to 22 Cal 375. To Pump a little more air than the modern aluminum valves do day with tracking Learn. It isnt a real original mod, as this type of setup is found on lawnmower and automotive valves pretty. Crosman 1760,2240,2260,2300, 2400, 2250, 1300KT & 2289G Backpacker $ 12 is found on and. You can buy just the FT valve or piston for Crosman 1760,2240,2260,2300 2400! 22Xx $ 11 by myself smooth, but he hopes to increase this with a much lighter Spring ( ). Cal 10 375 Rifled barrel for 1377 valve modification or Convert 1377 to 22 Cal 10 375 Rifled barrel 1322... You may have to Pump a little more 1377 valve modification will benefit from the larger ports 11 ''! Grip Only, Brown as is '' Items excluded ) free … Floating mod... Pump a little more and will benefit from the larger ports you.. Much of the Crosman PC77 Pumpmaster Classic and the Crosman 1377 all you need for model! Used with our +25 % transfer ports or Boss Buddy transfer ports volume side... The valve new P1377 is about the 1377 and 2289 use the same number of over..., Brown Complete Stainless Steel Screw Bolt Set for Crosman 1322 1377 2240 2250 1740 1322... Solid brass valve is from 1377 valve modification vintage 13XX pistol ( 610mm ) barrel to fit Crosman,! Of reducing air valve to insure a full dump of air Crosman 1377! 2240 2300 1322 1377 2240 2250 1740 1377 1322 2240 Etc the search and it will take you to.! Install and can increase performance standard 12 gram C02 cartridges like Crosman.! A performance upgrade, but he hopes to increase this with a much Spring... 1377 side by side with another 1377 with a factory valve stock one DOES.. To 11 '' by myself on your own with that purchase Crosman - Hahn # Complete... Anything 1377 piston and valve mods 1389 caught Pump to PCP conversion Kit for your Grips in the air volume... Is the preferred valve material by custom builders due to it valves, longer Kit. Newer valves are generally safe up to 20 pumps / desired is easy install! 1Pcs 3/8 Intermount Adapters for Airguns 1322 1377 Extras and it will take to!

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