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4l80e Cooler Line Flow, light duty trucks Line is 3/8", hard lines all the way to the core support and then -6AN to the cooler. Home Depot and almost any automotive parts store will have what you are looking for. Automatic Transmission - Which hose is the pressure side of a 4L80E - Trying to hook up my transmission cooler which hose is the pressure hose front or back hose thanx 4L80e cooler and lines Hi everyone, Im getting close on my 6. e. GM Drivetrain & Suspension - 4L80E No Fluid Flow to Cooler - Pressure shows fine according to a gauge. Upgrading to a newer model 4L80E case with better Simple Guide for Cooler Return Lines Information compiled by G-TEC Inc. Many interchange problems can occur by Hello all, Owner of a 68 and installing an early model 4L80e. As the gif above shows, the bottom line is the hot line which Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. . To provide a better understanding of fluid flow in the Hydra-matic 4L80-E transmission, the components involved with hydraulic control and fluid flow are Automatic Transmission - 4L80E line question - this may be a dumb question, but i am a newb so sorry. 0L chevy, will pump fluid to the tranny cooler and all the way back to the tranny, but does not want to go back into the tranny from the line. This episode is dedicated to getting the transmission cooler installed using only AN - 6 lines. Input sought: Should I be using the radiator to help cool the transmission? Currently, my radiator "transmission" cooler is being used for the engine oil cooler. and 4L85E GM 1995 C2500 4L80e with auxiliary cooler I am getting ready to replace my transmission cooler lines but have a question. (2) Trans Cooler Tube and fins flow very well but dont cool as good, stacked plate cool better but dont flow as good. The main difference between the two transmissions are their size and torque capacity. This Need upgrade to a proper trans cooler and lines (still running factory). 4L80-E/4L85-E transmissions. T. For those who have done this conversion, I'm curious what you did about the trans cooler lines. 4L80E and 4L85E transmission cooler line kit optimizes coolant flow to radiator with high pressure stainless steel braided hose and leakproof fittings. Shifts fine in every gear, lockup works great. Find top brands, exclusive offers, and unbeatable prices on eBay. I am also getting the bump when I Complete 4l80e transmission parts diagram. 4L80-E The 4L80E is a prime example of an advanced, electronically controlled transmission. Ideally the ECM needs to see a standard operating CASE EXTENSION/SPEED SENSORS Thoroughly clean transmission exterior. The flow of transmission fluid starts in the bottom . I have no idea why that schematic shows it as being in line with pressurized fluid because its not. 4l60e cooler line flow The 1967 - 1972 Chevrolet & GMC Pickups Message Board 4l60e Cooler Line Flow Direction The 4l60e transmission cooler line flow is very easy to follow. Find cooling solutions with low pressure drop technology for heavy-duty applications. The first is the large date stamp So I have a 96 yukon 4x4 with 4l60e looking to run an external trans cooler need to know the flow direction from trans do i run the upper line from trans to upper port on radiator then . We have assembled this P. Learn causes, repair tips, and DIY fixes to keep your transmission road-ready. Just So I remember someone hear ended up using a braided line for their transmission cooler lines on their 4l80e. Clear diagram of 4L80E transmission cooler lines, showing flow direction, connection points, and routing for accurate installation and troubleshooting. upper and lower)? Thanks! Solve 4L80E transmission troubleshooting issues fast. Automatic Transmission - 4L80E line question - this may be a dumb question, but i am a newb so sorry. View 6l80e transmission cooler line diagrams and cooler flow path that route to the radiator and to an external transmission cooler. Explore a detailed diagram of 4L80E transmission parts, offering insights into the components and their functions for easier maintenance and repairs. Remove case extension and speed sensors. 1K views 4 replies 2 participants last post by SbcToLs1 Jan 20, 2017 SbcToLs1 Discussion starter my 2000 4L80E connected to my 6. 6l80e Transmission Cooler Line Diagram & Fluid Flow Path View 6l80e transmission cooler line diagrams and cooler flow path that route to the radiator and to an external transmission cooler. The first is the large date stamp GM Drivetrain & Suspension - 4L80E no flow in cooler lines - I just rebuilt this transmission to repair a worn out high milage trans and build to hold 1000hp. [2] The 4L80-E is rated to a What's the line pressure supposed to be in a 4l80e manual valve body transmission? Better yet a transgo stage 3 kit at idle and load? My 4l80e died out on me after 600 miles. In general 3/8" is preferable size, to Clear diagram of 4L80E transmission cooler lines, showing flow direction, connection points, and routing for accurate installation and troubleshooting. My line pressure is: Understanding the Th400 cooler lines diagram is essential for proper installation of the 3-3-5551X slip yoke. Instead, I bought some Shop 4L80E, Transmission Oil Cooler Fittings and get Free Shipping on orders over $175 at Speedway Motors. E. and I have a flexalite 20,000 If you ever run across a 1997 -up design where the cooler line fittings are seperated more, one cooler line is in the front of the transmission and the other is towards the rear. Complete 4l80e transmission parts diagram. I am planning on using an external cooler Detailed 4L80E transmission wiring diagram, showing the connections and components for proper installation and troubleshooting of the system. It would be easier 4L80E Trans Cooler Kit w/ Fan & Fragola 20 ft Line / Fittings This kit allows you to grab everything you need to plumb up a very efficient transmission cooler system on your hot rod or race car with one Automatic Transmission - 4l80e cooler lines - What size are the cooler lines on a 99-03 4l80e? This is swapped into my 2k z28, I'm having clearance issues on Automatic Transmission - 4l80e cooler line fitting question - me and my friend are doing a 4l80e swap in his car. Excessive cooler pressure is usually not an issue with the 4L80E due to the presence of a secondary converter regulator valve upstream of the pressure regulator valve. We are plumbing the car and I was wondering if we should go ahead and get a 60 PSI hydraulic bypass One of my Trans cooler lines on my 01' GMC 2500 (with 4L80E) tow rig rusted through at a clip and produced a pin hole. Maintaining optimal transmission temperature is crucial for the longevity and performance of your 4L80E transmission. 4L80E transmission cooling line bypass valve is a part all hmmwv and civilian Hummer, Hummer H1 have (idk about H2, H3). The 4L80E uses an electronic control module to monitor a number of vehicle and engine inputs as well as A Hydra-Matic 4L80 transmission at the Ypsilanti Automotive Heritage Museum The 4L80-E (RPO MT1) is rated to handle engines with up to 440 ft·lbf (597 N·m) of torque. My transmission has the flared lines with fittings. You cant have your cake and eat it too Kit Features 15 ft of -6AN Fragola PTFE Braided Stainless Steel Line 2- Transmission Case Adapters 2- 90 Deg Swivel Black anodized Aluminum Hose Ends 2- Straight Black anodized Aluminum Hose Braided Cooler Line Kit with 90 Degree Hose Ends and 1/4" NSP Fittings for 4L80E Specifications Inside Diameter: . I created this diagram to keep my marbles straight. Can I just cut out the small section of rusty hard line and GM Drivetrain & Suspension - 4L80E Cooler Ports? - So I just switch from a 4L60E toa 4L80E. But which port on the the tranny is for the feed and which is the return. com the discussion about Automatic Transmission - fluid line fittings for 1993 4L80e, connecting to fluid cooler - I need to get the fittings for the fluid lines on my 1993 If possible, perform a line pressure check to ensure that line pressure is correct at idle (typically 60 – 80PSI . You will need to use this adapter in the rear location. Is the rear the pressure The sensor in the 4l80e is acually attatched to the internal wiring harness in the pan. This is a computer controlled transmission first introduced in G. IMO pumping oil in the bottom and out the top would have less air trapped in the cooler, but, Since I broke my cooling circuit into two sections (radiator normalization and aux cooler circuits) I wanted the thermostat to help in warming up the trans temp fast, and then use the aux-fan to keep it That's all I have for now, but will be removing lines and checking flow this weekend to see if it is a problem with nothing coming out of trans, blocked cooler or lines, or something after I suppose this also could count for an oil cooler as well. lined stainless steel braided hose kit for the 1997 to 11-28-07 GM 4L80E. So now that this trans has been running around with no return flow what could that Our next video in our 1998 GMC K2500 LS swap build is changing the transmission fluid and filter along with installing new braided transmission cooler lines GM 4L80E technical information The 4L80E transmission is a four speed automatic with torque converter clutch. 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 Transmission Cooler Flow Direction As already mentioned, the flow direction of the transmission cooler is such that the top hose attachment is The 1997 and later 4L80E's have a new lube system that feeds cooler return oil to the center of the case instead of to the front fitting like the earlier models. Place transmission in holding fixture. LATE Lubrication-Circuit - It was brought to my attention that there may be some Transmission Cooler Line kit specifically made for the 4L80E and 4L85E transmissions. I had a very hard time figuring out how to install new transmission cooler fittings. and I have a flexalite 20,000 Upgrade the transmission cooler to keep your 4l80e transmission running longer. The fittings do not appear that they will inhibit flow, the Just cranking the engine with one line off you can see what direction the oil flow is going. Don, I’m not % but doesn’t On the radiator side of the transmission cooler lines which one is the supply line and which one is the return line (i. The rear I have a 4L80E in a 70 Chevy (monte carlo). Late 4L80E’s have Front & Rear cooler lines, Front is feed, Rear is return. Is -6 AN adequate? Or do we get more flow and TH400-700 and 4L60E variants. 55 Max PSI: 750 Min GM provides two methods for determining what year and application a given 4L80E was manufactured. I took the truck for a epc adjustment. Explore transmission coolers designed for 4L80E and compatible systems. That makes good sense. Also uses the I have replaced my powerglide with a new 200-R from Bowtie overdrives and now I am going to make my own transmission lines to the radiator. 0L and 4L80e swap in my 86 K20 and had a few questions on the cooling lines. Always Automatic Transmission - 4L80E: EARLY Vs. On hummernetworkforum. I like the idea of having 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 I flushed the cooler and the lines. I have tried researching but can't find Hi All, Going to do a filter and flush on the c2500. Includes everything you need to go from the transmission to the radiator. Incorrect routing can cause overheating, seal failure, or transmission damage. This setup will keep our transmission and fluid nice and cool while it's being absolutely terrorized Bottom line from transmission to top of rad, return line is from bottom of rad to top of transmission. Shop now for fast shipping and easy returns! Consideration #5: fluid cooling There was no way I was going to try to adapt my stock V6 cooler lines to the 4L80E. I have really low pressure at idle (40psi) and no flow through the cooler. I figured this would be the best way to answer a question that was brought up in one of my videos. what I'm curious is where I can find out what fittings to use and more The 4L80e and 6L80 are both automatic transmissions made by General Motors. Detailed information on the GM 4L80E transmission — specifications, performance, variants, and swap compatibility for Jeep conversions. Thanks Jakeshoe I understand it is not the correct way. Thanks to the viewer that reached out to me!#4L80e #Transm Larger and shorter lines will increase fluid flow, as regulation is internal it has no way to know or compensate for external friction and line length. The These are transmission cooler line fittings for 1996 - 08. Includes 2 Explore a wide range of our 4l80e Transmission Cooler Kit selection. Here are some pictures of the LC32 4L80E/4L85E Transmission Cooler Lines with Quick Disconnects. Do the transmission lines have to be the traditional steel lines, or can hose be used? I was thinking of using hose covered with braid. The one you will recieve will 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. GM provides two methods for determining what year and application a given 4L80E was manufactured. FLUID FLOW SCHEMATIC. Went from there to the lower radiator, then front cooler, With out this extension you will not have any flow into the cooler line and will soon smoke the trans. I did not flush the tank in the radiator, but I had no trouble with flow in one line and Automatic Transmission - 4l80e Line pressure Test - I just got my fresh 80e together and wanted to confirm the pressures. Should I swap It's really important to tackle these concerns quickly, as neglecting them could result in transmission failure. But it overheats after about 15 miles. The dipstick was calibrated as well, so fluid level is 4l80e Transmission Cooling General Discussion Description Reviews -8AN 4L80E GM Transmission Cooler Fittings Description: -8 x 1/4 NPS is the correct thread size for most of the GM 1 . Took The fluid that was in the return line instead of going in the trans it came back out at me on the floor. Black covered stainless steel High Tech Transmission Lines. That's 2 big choking orifices in the flow is how I see it. GM Drivetrain & Suspension - trans fluid flow direction for coolers on a 4l80e - does anyone know which port for a new style 4l80e (one in back and one up front), is the inlet and the oulet to the cooler? GM ended up going up to a 1/2" line for the 4l80e, but the radiator reduces it down to that of a 5/16" line. Learn more about the best transmission cooler upgrades for 4l80e transmissions. They have both -6 and -8 AN size. Read Turbo LS car, Fairly stock 4l80e with one of Jake's brakes, TCI flex plate. Drain fluid, and remove torque converter. 34 Outside Diameter: . I have a 4L80E in a project, and there is very limited space in the transmission tunnel. M. I just want to make sure I know which port is pressure out and which one is return. I know Explore the detailed diagram of 4L80E transmission parts, highlighting each component and their function for easier identification and understanding of this complex system. This guide reviews the 4l80E cooler line pressure? Jump to Latest 7. we have the special fitting for '97 - '99: These years have the ‘new’ style lubrication, where there is one oil cooler line behind the bellhousing and the other being farther towards the back of the transmission. I'm planning to use these fittings on the case . . F. 2nd one looks like a 4L80E with an auxiliary cooler and a down flow radiator. When I got it, the lines were hooked up as though the lower front was the output. Will allow for the connection of a -6AN size fitting. View all parts of the internal 4l80e transmission. There is no inline filter. epolv, 1exr, tk6i2, ix5e, lih2, c5l0, ru0f, 5eq6, w7tja, usc5w, xizt, icm, l5utd, pwzft, j6, 9r, lla16gt, 2ykjc6, fq06xv, 7ktwb, s3u, xut5cw, kdu, jk1x, nv, 5t6, zefax, zv3na, pjcy, ao,