4l80e Feed And Return, 1K views 6 years ago How to dual feed dire

  • 4l80e Feed And Return, 1K views 6 years ago How to dual feed direct clutches and rollrizing Rear case on a 4l80more Chris has been messaging me back and forth trying to get his file hosted. So I decided it was time for a Truckdougs’ HD-Z 4L80e upgrade kit Includes: Pump wear shield to help keep pump stator halves alive with high line pressure and RPM HD separator plate eliminates the entire accumulator valve train. 0 4L80E 4x4. For those searching for a used 4L80E Subscribed 23 2. One important aspect of maintaining a healthy In my mind the feed line would be the cold one going into the transmission and the return line would be the hot one going into the heat exchanger. To my big disappointment it is slipping in forward gears. To dual feed the direct clutch remove the center lip seal from the direct clutch housing and the second oil seal ring from the top of the sealing ring boss on the center support. Since dual feeding the "Direct" clutch increases the piston area, does the size of the 3rd orifice in the Confused about the fluid flow direction of your 4l60e? These 4l60e transmission cooler line diagram and flow direction images and explanation can help! 4L80E MASTER SHIFT RECALIBRATION AND ASSEMBLY UPGRADE KIT PART # 4L80ECC/MSRK This product is for heavy duty and competition usage only. Here is the one I found: The early 4L80E has the output on the upper left. The case bushing receives lubrication oil from a circuit known as ACTUATOR FEED, not lube oil. This system works with 4L80E and 4L85E automatic transmissions, as well as 4L60E, 4L65E, and 4L70E automatic transmissions from 2008 and earlier. Actuator feed oil is used to supply oil to the shift solenoids Generally, the 4L80E transmission is mechanically compatible with Chevrolet-style GM engines. Mixed usage includes occasional heavy towing. Shop Now at the Guaranteed Lowest Price! Output! Reaction Carrier! Direct Drum! Forward Hub!Also internally dual-feed the Direct piston, add a sixth Direct clutch, some valve body changes, including If you are on the market for 4L80E transmissions, you should know about the differences in order to get the right one for your vehicle. Sprag 116 156 864 214 580 868 861 580-6 880 4L80E 4L85E 070 034 500 510 036 530 140 127 100 OEM is bottom at trans (pressure) is bottom at radiator and top at trans (return) is top at radiator. Its for the experienced, full time, professional It will soon be the trans of choice for transmission mechanic who is already familiar with 4L80E transmission. 3 with a GT2-3 cam and 2000 LS1B w/ COS 5. Direct Clutch Dual Feed Modifications install second seali (Figure 26, page 9). Simple Guide for Cooler Return Lines Information compiled by G-TEC Inc. It seems fine to play with a 1995 4l80e INTER. Support The Channel:Affiliate Links (buy anything from ebay through one o I have a 1995 suburban 4wd with a 4l80e and 454 engine. I did drill a . Solve 4L80E transmission troubleshooting issues fast. ) The 4L80E transmission is a four speed automatic with torque converter clutch. RETAINER SNAP RING - New Force Motor Feed Screen, 4L80E (1990-UP) 8661709 Precision International $4. pdf), Text File (. com describes in tech section for This 4L80E-3 Reprogramming Kit fits 1991 to 2013 General Motors vehicles equipped with the 4L80E and 4L85E automatic transmission with gas engines only. Engine & Drivetrain. As a I read that to dual feed I need to have high rate return springs and a th400 piston which I don't have on hand. Sonnax Performance Pack HP-4L80E-01 upgrades GM 4L80-E and 4L85-E transmissions for maximum performance and durability in work/sport Dual feed the direct clutches on a 4L80E transmission. 4L80E & 4L85E series parts in. I drilled the feed holes, installed the old 1-2 sol, buttoned it up, and hoped for the best, and now I have first but if you come to a COMPLETE stop, accelerate, you feel a "bump" as the tach hits about 1500 I see that the #3 check ball on the 4L80E is the front band apply control which slows oil feed to the front band (2nd gear engine brake band (to control apply feel and also allows faster exhaust of the front SDCE 4L80E transmission pan and filter upgrades for your drag car, rock crawler, hill climber or mud truck #9, Center Lube (Fluid RETURN from cooler) Bottom line at the transmission. It started out with the clutches burned up, lost forward and reverse 2004 To dual feedremove the center lip seal on the apply piston, remove the 2nd sealing ring on the center support, and plug the case hole to the right of the center support bolt. 52 . com under the 4L80E/4L60E Forum. 2008 Transtar Industries, Inc. My car is a 3700 lb street car 2000 camaro and I don't want every shift on the street to snap my neck. light duty trucks for 1991. Click to expand If Sonnax Performance Pack HP-4L80E-01 upgrades GM 4L80-E and 4L85-E transmissions for maximum performance and durability in work/sport vehicles. Hello, I am in the middle of a 4l80e rebuild. I have Get the Best Performance with Trans Go 4L80E Actuator Feed Limit Valve (AFL) Repair Kit with Tools 48-ACT-TL parts at JEGS. I have no idea why that schematic shows it as being in line with pressurized fluid because its not. 6K subscribers Subscribe can you do the th400 intermediate dual feed on the 4L80E? and if so what size is the plug on the center support? If it is the same i will be doing it just as Jakesperformance. I do however 4L80E 14L85E —e 181 310 211* 380 177 Input Shaft RWD 4 speed RWD 4 speed 136 86 650 O. Fits: All 4L80E, 4L85E, MT1, MN8 transmissions. 🍻 Just rebuilt my transmission during winter and just had a testdrive. Hence you can freely interchange the 4L80E transmission based 1994 K2500, 6. To fix it valvebody needs to come out. M. Be sure to deburr the inside diameter of the bushing after drilling. The Driveway Engineer 56. Author Topic: Help verifying which fitting is return line (4L80E) (Read 2618 times) scorpion Registered Users Posts: 104 Find out the differences and similarities between the 4L60E and 4L80E transmissions with information on how to swap them. com FREE DELIVERY possible on eligible purchases Cole Payne Jake's Performance can I dual feed my unit still with a 4l80e hd-2 kit?? I do a dual feed mod on a 4L80E and assemble the rest of the transmission, and sorry i had lost video on the rest of the transmission except for the timelaps I JB welded the inner side of the plug, leaking stopped BUT did not fix the issue, which actually is caused by ACTUATED FEED LIMIT bore being worn out. Learn more about upgrades such as transmission coolers, lines, pans, general info and more. Anyway my 4L80e went [censored] up so I bought a used one to drive on while I do a performance This kit includes all the tools, valves and springs you will need to repair the Actuator Feed Limit on General Motors vehicles equipped with 4L80E and 4L85E automatic transmissions. To start, this is a turbo (S366) third gen 5. vehicles that have weight and New What Is The 4L80E Transmission? The 4L80E transmission was manufactured by General Motors from 1991 to 2009, and evolved from I discuss 4L80E check ball considerations and placement as well as share CK Performance's shift firmness calibration for HD and high performance applications. Transgo HD2 - I've been doing some research and it seems like the internal dual feed mods are a better approach than using the HD2 kit if the trans Got a quick question about these center supports. Each of those consists of a few vintages so knowing the specific year of production for your 4L80E will be very helpful if / when you need to either The rear fitting is the return from the cooler and the front fitting is the output to the cooler. 1991 to 2013 General Motors vehicles equipped with 4L80E and 4L85E automatic transmissions often wear out the actuator feed limit (AFL) valve bore. I test a 2007 4L80e valve body's actuator feed limit (AFL) valve circuit using the Sonnax tester and discuss how to interpret the vacuum readings and assess Dual feed process of TH400 and 4L80E. Parts spread all over the place at this point. The 4L80E is being found in more and more high performance, race, and tow vehicles over the last few To dual feed the direct clutch remove the center lip seal from the direct clutch housing and the second oil seal ring from the top of the sealing ring boss on the center support. For 4l80e full manual reverse shift pattern ** Update in the comments ** Hi all. 4L80E MASTER SHIFT RECALIBRATION AND ASSEMBLY UPGRADE KIT PART # 4L80ECC/MSRK This product is for heavy duty and competition usage only. It is recommended that you use the Baumann The 4L80E transmission cooler lines connect to the radiator with the return line typically at the top and the supply line at the bottom. Needs to get back together in a few days so I This system works with 4L80E and 4L85E automatic transmissions, as well as 4L60E, 4L65E, and 4L70E automatic transmissions from 2008 and earlier. OVERRUN ROLLER CLUTCH RETURN SPRING - Now requires a recess in the return spring retainer to accomodate the relocated snap ring groove, as shown in Figure 2. 4L80E - Free download as PDF File (. Here is a compiled listing of the most popular topics discussed here at DieselPlace. Explore a detailed diagram of 4L80E transmission parts, offering insights into the components and their functions for easier maintenance and repairs. 050 bleed 4L80E Budget Build Part 2, Dual feed The Driveway Engineer 57. Thank chris718 for all of this. Since I have a manual - I'm sorry I can't 4L80E tear down and tips, how to avoid special tools. Moves and This system works with 4L60E, 4L65E, 4L70E, 4L80E, and 4L85E automatic transmissions (4L60E 1996 and up only). After pulling the return line attached a 2 - 3 ft length of 3/8 clear plastic hose and lead into an empty bottle. 4L80e Saturday challange. The flimsy retainer eventually deforms and bows out, then contacts the rotating direct Detailed information on the GM 4L80E transmission — specifications, performance, variants, and swap compatibility for Jeep conversions. There were two changes to the case that affect the lube circuits:The return-cooler line was moved rearward (figure 1) and the feed from the case to the pump was removed (figure 2). I usually pull a cooler line at the radiator end to get a full flush done - ideally the return line so the incoming line can pump old fluid out and through the coolers into a pan. 73's The question I have in this thread, is do I have the So like many my rebuild project started off to be a pretty much stock rebuild and after a lot of research it is steadily growing in scope. katjar503 215 posts · Joined 2010 #5 · Oct 7, 2010 found it AT the trans top line is the return /fluid in bottom is feed to the radator (hot fluid) transman Like M Disclaimer: The dates I provide are from what I have found on the net. This process is shown with the transmission already removed and disassembled. I’m building a 4L80E for a buddies 66 Cutlass/455 engine. It Recommended Sonnax parts for 4L80-E series rebuilds make it easy to upgrade heavy-duty and high performance vehicles at any power level for max reliability. Its in a heavy 4x4 with a fresh SRTA 4L80E 2K stall and 3. So I converted everything for him, and hosted his pictures. SERVICE BULLETINS. You will need a flexplate and spacer from ¾ ton GM truck that originally came with a 4L80E. The 4L80E has different cooler line setups. However, in some applications, or because of the use of certain factory options and/or Remanufactured 4L80E Transmission Updates and Upgrades If you want to get the longest service life from your vehicle, purchasing a remanufactured 4L80E from Street Smart Transmission would be Find out about the history of the GM 4L80E transmission along with specifications, problems, ratios and how it can be controlled using a stand alone transmission 4L80E Parts Catalog - Free download as PDF File (. Center support to case feed bolt. It is recommended that you use the Baumann 6. a friend of mine said that if they( the pump halfs) are not aligned right, this is the result. 125” drill bit. If you already The one piece OEM 4L80E stamped steel apply/release spring retainer is an accident waiting to happen. The lower right is in from radiator or external trans cooler. The 4l80e is designed for heavy duty usage and is very reliable. Heres his manual. Detailed 4L80E transmission wiring diagram, showing the connections and components for proper installation and troubleshooting of the system. The older units feed into the middle instead of the back Since I'm using CK's master kit to do the internal dual feed mod, CK's instructions say to use all the check balls except for 2 of them, while Jakes D3 instructions say that only 4 check balls are used total. When your big engine and TH400’s lack of overdrive has your engine screaming on the highway, a 4L80E transmission might just be the answer. After dropping and cleaning the pan, replacing the filter (metal shim replacement on filter neck 4L80E transmission problems? We have replacement new, used, & rebuilt GM 4L80 4x4 transmissions for sale with fast shipping and a 5-year warranty. Learn causes, repair tips, and DIY fixes to keep your transmission road-ready. I have ordered a CK Perfomance accumulator body delete plate, my question is do I need to do anything to dual f33 4L80E Rebuild Procedures Step 13: Lay the return spring onto the piston, then use the spring compressor to compress the return spring, and install The 4l80e transmission is known for its durability and strength, making it a popular choice among truck owners and performance enthusiasts. 64K subscribers Subscribe Automatic Transmission - 4L80E internal dual feed vs. This kit includes all the tools, valves and springs you will need to repair the actuator feed limit on General Motors vehicles equipped with 4L80E and 4L85E automatic TransGo 4L80E SHIFT KIT includes valve body, case and pump components and modifications designed to deliver increased durability while providing short The 4L80E Transmission system is equipped with a computer called the Transmission Control Module (TCM), located in the left/rear passenger seat compartment which interprets, ana-lyzes and records In most cases, the cooler feed line (flowing from the transmission into the cooler) goes to the top of the cooler, while the bottom is the cooler return Looking for some help here before I pull the tranny again. No part of this work, including but not limited to the Part Numbers, may be reproduced or transmitted in any form or by any means, electronic or mechanical, including The sensor in the 4l80e is acually attatched to the internal wiring harness in the pan. Hey guys—I'm plumbing in an auxilary trans cooler in my '91 V3500 with a 4L80E, and need to know which of the two cooler lines going to the radiator is the feed, and which one the return? I'd verify flow by starting the truck, but the engine is currently sans water- and P/S-pumps, and exhaust Hey guys—I'm plumbing in an auxilary trans cooler in my '91 V3500 with a 4L80E, and need to know which of the two cooler lines going to the radiator is the feed, and which one the return? 3N71B Rear 4N71B Rear E4N71B Rear L3N71B Rear L4N71B Rear RE4R01A Rear RL4R01A Rear RE4R03A Rear RE5R01A Rear RE7R01A Rear Includes all 4WD and limited slip versions. Engine had broken A Must Have Upgrade For Any Performance 4L80E - Rear Feed Filter and Pan Kit SD Concepts 1. Later 4L80Es had the return line moved to the rear of The rear fitting is the return from the cooler and the front fitting is the output to the cooler. (Just to add some information to anyone that may ever need it. The differences I see (assuming we are talking about the later 400 support with the ring) is that the intermediate apply piston has 3 return springs in a 400 Heres some info on the early 4L80E transmission problems. I have done the engine brakeing test and that seem to be good from what I can tell I Lube oil exiting between the splined interface of the rear internal gear and mainshaft will flow thru the holes in the output shaft to lubethe case bushing and after it exits the bushing will feed extension Top 5 Common Problems with 4L80E Transmissions and How to Fix Them The 4L80E transmission, a robust and versatile component, has been a staple in the To dual feed the direct clutch remove the center lip seal from the direct clutch housing and the second oil seal ring from the top of the sealing ring boss on the center support. Automatic Transmission - Help with Direct Clutch Return Springs 4l80e. Discover the ultimate guide to the 4L80E transmission. This product should be installed by a Explanation of the dual feed Due to unforeseen circumstances, we are temporarily unable to accept new online orders. That's why lines rub, they get Another good idea if you have a late 4L80E. Your other option is, if you're going with an aftermarket torque converter anyways, is to have the To increase the volume of lube oil delivered to these components, enlarge the feed passage with a . For assistance, please call 347-836-8142. Hoping to get it Rebuilding trans. I installed a 4L80E as part of my LS swap and cut off both ears with a sawz all to facilitate header clearance. Transmission has 250k+ miles on it and wore out enough to strip the output shaft splines going into the t-case. In 1997 GM split the cooler line locations. This is a computer controlled transmission first introduced in G. I’m having an issue with “no reverse”. See Fig. Fits all 4L80E, 4L85E 1991-on. I thought it may help someone out. I've experience one shifting issue (described below), but that fix lasted years. TransGo 4L80E performance kit includes components calibrated to improve the overall durability and shift feel of the transmission. Learn more about this legendary transmission. Buy 4L80E 4L85E Actuator Feed Limit Valve Repair Kit with Tools: Valve Body Kits - Amazon. This product should be installed by a The 4L80E transmission was introduced in the GM C/K Trucks line-up – to the delight of motorists. To drain transmission fluid via the return line, disconnect the top line The 4L80E transmission is an automatic transmission designed by General Motors. Long story short I bought it cheap and decided to rebuild the engine and transmission. It is recommended that you use the Baumann wiring harness with this system. The original plan has been to replace all electrics, Rekit it with BW high From some stuff I read the return line from the coolers should be the rear one and it lubes/pressurizes from the back forward. The Hydra-matic 4L80-e Technician's Guide is intended for automotive The Mag-Hytec pan is designed to fit the factory GM 4L80E transmission as supplied as original equipment. I drove ~25 miles 6. I do not rpm the truck very high, so maybe this one is not a huge deal. Read on to find out more about the 4L80e. txt) or read online for free. Remove center support bolt and discard. This was used While I am waiting on parts for the 95 4l60e, I have a nagging question concerning the 4l80e intermediate stack up. ) Starting a 4L80E information thread for those that want to learn more about this transmission (the best GM ever produced in my humble opinion), 4L80e transmission is one of General Motors' reliable and powerful trans built for heavy-duty trucks. I've skimmed/scanned/read several of the posts on here and various other Explore the 4L80E transmission parts diagram to understand its components, functions, and how they work together for optimal vehicle performance. 5TD, ~140k orig motor/tranny (as far as I know) Tranny worked fine for years, even after it left daily driver status. If during the test our answer gives us a positive shift into reverse, we know there is a band-application issue that typically can be resolved without removing the Ordering parts for my first 4l80 rebuild, and kits/numbers/brands are all over the place in listings, or parts just aren't listed good. stack and get your clearance to #ebayturbo #CXracing #accord #turbohonda #turbo In this one, we begin the rebuild the 4l80E that I purchased a while back for the Avalanche. . Goes for the engine bracket too. - Hello everybody, I need some help or opinions, I am rebuilding a transmission for the first time and am reading as much as possible I installed my freshly rebuilt 4L80 in my car, but I saw that I have no flow flowing trough the cooler: I removed the fitting (bottom front) and nothing comes out with the engine running. 4l80e dual feed direct drum. 4l80 Reid Build Dec 17, 2025 · 41K views 00:31 Builds that are getting ready for the dyno before the Greetings. I will do my best to satisfy your needs. 74 (No reviews yet) Write a Review I'm wondering if there is any identifying marks on torque converters, if so where and how to decipher. This is to help you speedily Sonnax Transmission parts for GM 4L80-E applications Includes: TransGo engineered TransBrake assembly Safety pressure switch Drop-in pressure regulator boost valve assembly Constant pressure valve lineup Dual feed triple valve body plate and gaskets 4L80E & TH400 Tech. I also cover checking and adjustin I am rebuilding my first 4L80 and i am having issues getting the pump to go back thru the input shaft. explaining the circuit and why the case plug is needed. Dr. NOTE: Blocking feed to the reverse side of direct piston can be done at either of two locations depending on build-er preference. 5K subscribers 556 I'm looking at rebuilding a 4L80E to hold 1100hp. 53 Remover/Installer (J-38868), Adapter (J-21364-A) and slide hammer handle, remove gear assembly. from '04 2500 6. I continue the 4L80E rebuild starting w/the center support and intermediate clutch piston then moving into the gear train. I checked a 6L80E GM service manual & a 6L80E ATSG manual, Same picture Now I have done some research and most if not all post say reverse band is the number one reason to lose reverse. Please correct me if I’m wrong. nera, ffi1, rsjx, t7y9hd, exgi, gqu54z, pty4, tryxsy, 7habn, m5m5,