You can find a 4L60E in SUVs like the Chevrolet Suburban, muscle cars like the Corvette and even in sedans like the Holden Commodore made all the way down in Australia. If you want, you can purchase the cross member that works with the transmission to make things easier. We discuss these upgrades in more detail later in the article. While there are many differences, the function of the two remains the same. 77987-01K. Figuring out the best balance requires tuning experience and a solid understanding of a particular vehicles setup. Never reduce the 1-2 accumulator piston stroke. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. You can interchange the two transmissions, but its not an easy swap. At idle (minimum throttle), the duty is at max (60%). can they be bi-passed or what do i need to do ?. Among 4WD configurations, it has one of the largest 32-line shafts. Clean fluid is essential for maximum sprag durability. sales@psiconversion.com No problem - whatever the answer!!!! Automotive Network, Inc., Copyright 2023. The number of bolts that both contain is also different. To learn more about controlling your 4L60/65/70 transmission and to get the right kit for your build. The TransGo 4L60E-HD2 kit comes with different rate springs depending on your servo size (LT1 cars all had the same Corvette servo from the factory, but I've seen rebuilds with a smaller servo, and there's no way to know without disassembling the servo to look at it). Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! RELATED: 700r4 Transmission Specs & Identification (Full Guide). You may find some swap kits on the markets though. These are: The wiring inside the 4L60E transmission looks like this: The corresponding AMPseal connections for the control/sense functions are: The CAN termination resistors are already in place on the MS-II controller and GPIO board. TH350, Muncie, Powerglide, T-10, Saginaw, TH200, A4LD 4R44E 5R55E Rebuild Kits, Parts & More, 4L60E Torque Converters (1999 & Up) 300mm, 4L60E Torque Converters (1993-1998) 30 Spline, 700R4 2004R External Lock Up Kit Instructions, A518 Lock Up Wiring Instructions (46RH Only), 700R4 Stage 1 "The Exterminator" 400HP (7004-R 700R-4 TH700 4L60), Stock 4L60E 4L65E OEM (98-05) No Core Charge, 700R4 "The Nemesis" Stage 2 500+HP (7004-R 700R-4 TH700 4L60), 2004R 200R4 Transmission Performance Stage 1 450HP, 4R44E, 5R44E, 5R55E Master Kit with Frictions, without Steels; Fiber Pan, Stage 2 4L65E/4L70E (06-09/15 Pin Connector). If you are using a Gen IV (58x) engine, the preferred transmission would be from a 2007 or newer application. Note that the Torque Converter Clutch engagement strategy is different on a diesel and petrol engine. Mechanically there are various differences which will affect strength and longevity, while electrically there are slight differences. TRANSMISSION STARTS OFF IN SECOND GEAR, WON'T SHIFT ON IT'S OWN, BUT YOU CAN SHIFT IT MANUALLY? These used a 300mm converter and a long stator front pump. Internally they are different, externally they look identical. Make sure it comes with everything required to make the swap. menu.init("menu","menuhover"); The 4L60E is controlled through 14 pins. Large bell-housing for the 90 degree V-6/V-8 with 6 mounting holes, Casting # 24206579. They are incompatible with one another the way that they are. LS3 vs. LS7 Engine What are the Differences? Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? Both transmissions hold a different amount of fluid, requiring its own dipstick to work properly. TROUBLESHOOTING. TransGo replacement forward accumulator piston replace both the plastic and the aluminum piston and is thicker than the OE that prematurely break and wear out. Connectivity includes both Bluetooth and dual independent CAN bus networks. Interchangeability is a strong attribute of the 4L60E. The best deep pan to use is an aftermarket model with a filter extension to place the filter lower into the oil sump. My owners manual states that I don't have to shift down for towing any more like with earlier models which had the Drive, 3rd option on the shift indicator. Stop the flex and you stop 3-4 clutch failure. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines. Its vital to be informed about the many modification options available and how they affect performance and durability. P purrVN For a '94, yes your friend is right you need a non PWM(pulse width modulated) tranny. COMPUSHIFT Sport is delivered with versatile factory-set programming for a wide variety of transmission and engine combinations. Find out the differences and similarities between the 4L60E and 4L80E transmissions with information on how to swap them. M-F 8:00 AM to 4:00 PM PST The 4L60E can come with either the 13-pin or 15-pin case plug. Due to various bell housing & tail housing, all 2 piece units are shipped transmission section only. On the customer end, using the wrong TCC in the transmission or badly programming the COMPUSHIFT can lead to burning up the torque converter or erratic shifting. The Fora platform includes forum software by XenForo. Corvette Servo. Pinouts for GM 4L60E and 4L80E COMPUSHIFT II Manual HGM Web Site COMPUSHIFT II Manual Specifications & Pinouts Connector Pinouts Current: Pinouts for GM 4L60E and 4L80E Pinouts for GM 4L60E and 4L80E TRANS 1 Connector Note: This is the view into the receptacle on controller, not the plug. 6 Causes & Repair Cost. For a '94, yes your friend is right you need a non PWM (pulse width modulated) tranny. At the moment, not many transmissions are still currently using the 13-pin case plug, and its recommended that you upgrade to the 4L60 with the 15-pin case plug. You must know the various gear ratios if you plan to swap the transmissions. Thom Taylor writer. With the ECCC system, the pressure plate does not fully lock to the torque converter. Earlier GM transmissions used a fixed displacement gerotor pump that regulated pressure by bleeding off excess fluid. 4L6-FWD Forward. Weve discussed how electronics and sensors are different between the two transmissions. 1 piece TCC control valve in the valve body. Its a model that was designed for high-performance functions, from towing and hauling to hot rodding. Can You Swap the 4L60E and 4L80E Transmission? PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. Reduce Harsh 1-2 Shift Damage. Toyota 86 vs. Subaru BRZ Differences: Which is Better? However, a 90 elbow, or maybe even some tubing, will be required in most installs to keep the sensor away from the transmission tunnel. TheCOMPUSHIFT Sportisthe next generation of 4L60E transmission controller. The ONLY way to expand clutch capacity without sacrificing steel mass is by replacing the OE input housing with the patented. This also used a 27 spline input shaft with the tipped end that has an o-ring in front of the splines. There should be 15 or 17 pins in the electrical connector. The 4L65E are selling for $500 up around here but its a gamble, rather put my money into a rebuild. Guarding against 3-4 clutch failure has traditionally meant working within the limited space of the OE input housing. Thats why it is paired with configurations that have a more powerful engine. However, you can completely customize settings to your exact specifications. JavaScript is disabled. Getfull and precise controlof the shifting strategy for your 4L60E. Another unique thing for the '95 model year. MegaShift has a line pressure sensing/logging function built it. To wire the 4L60E transmission to the GPIO board, you need to make a number of connections: (This circuit only works with 'Shift Button Polarity' = "active low".). The main differences between the 4L60E and the 4L80E transmission are the weight and size. All rights reserved. In this guide, we will evaluate both transmissions and show you the differences. For the purposes of using with the LS PCM there are some compatibility issues you must be aware of. The ECU also senses a brake switch and turns off the TCC solenoid whenever brakes are applied. A worn TCC regulator valve causes an oil leak and this prevents the TCC from engaging, leading to slippage. The 4L60E(has to be electronic) out of a '92,'93,'94 will work, as these trannies are non PWM trannies, with a on/off torque convertor. Copyright 2023 Mechanic Base. LS based bell-housing with 7 mounting holes, Casting # 24206952. The 4L65E was built on the same platform as the 60, but with a few differences. But overall, the most common one is the 13-pin connector with 13 wires. When the mode switch is closed, auto mode will be used, regardless of what you do with the shift buttons. This can be identified by counting the metal pins sticking up from the round electrical connector on the transmission. 1997 RCSB S10 - LQ4/4L80e swap - In progress. There's a 17-pin case plug as well but it's only used with the 4L70E which has the internal mode switch. The 4L65E utilizes 5-pinion planetaries, along with a hardened input shaft, that boosted torque capacity to 380 ft.lbs. These require electricity to function correctly. If you are going to swap out the transmission, you must also purchase the appropriate dipstick. Yuck what a S&@&# job. Didn't check the computer part yet.. Snowin like a fiend here. When vehicle operating conditions are appropriate to apply the TCC, the OEM ECU immediately decreases the duty cycle to 0 percent, then increases it to approximately 25%. Its also essential to feed the boost valve with a properly working (clean) EPC solenoid and steady AFL pressure to the EPC solenoid. It was mainly used for - and 1-ton SUVs or trucks, starting with the 1991 model year. It seems these years were a dumping ground for leftover "stuff" I got a 95 with 78k on it and just finished puting it in. This makes programming dead easy allowing programming via Android or iOS smart phones, tablets, PC's and Mac's. Similarly, the PCM also ramps down the LUF solenoid duty cycle to control TCC release. 4WD or 2WD application? It's a 0.5-4.5 Volt output (accuracy &plusminus;5 psi), and has just a three wire hookup: It has a 1/8 NPT fitting - the same as the transmission port. Never leave magnets out of the pan. It came out in 1993 and ran until 2012 (limited with Colorado's/Canyon/Hummer). For '85-later units with 298mm converter, 30-spline input shaft. COMPUSHIFT Sport and Pro Transmission Controllers, COMPUSHIFT Mini for GM 700R4 200-4R & Chrysler. Below This is a PWM transmission. There should be 13 pins in the electrical connector. You know that the 4L60E is shorter than the 4L80E. Share. Durability suffers in higher-load applications where more energy goes into the clutch during the shift. The 4L60E can also work well in Jeeps too and is good for 4x4 applications due to its ability to handle high input torque. Stabilizing pressure starts with precise valve-to-bore clearances (PR valve bore wear is common in 4L60/E units) and a quality, leak-free boost valve. Damage to the band, input/output shafts, sprag, etc. PLEASE NOTE SOME 2006 4L65E TRANSMISSIONS HAVE 15 PIN'S SO PLEASE COUNT YOUR AND MAKE. The 700-R4/4L60-E family of transmissions is the most popular performance platform in the world, thanks in large part to Sonnax components that allow them to run reliably at extreme power levels. can be reduced by properly cushioning the large ratio change on the 1-2 shift: Reduce ratio change by converting 1st Gear from 3.06 to 2.84 with Sonnax input carrier kit. (626) 443-7451, Sales Support The Fora platform includes forum software by XenForo. Get it as soon as Thursday, May 4. . ACDelco GM Original Equipment 24232073 Automatic Transmission 2-4 Band Servo 2nd Apply Piston Fluid Seal Kit. On sale $1,495.00 $1,395.00. techsupport@psiconversion.com. Part Number: MT-A74410A + ADD TO CART As with all transmissions, the engine is linked to the wheels for controlled movement. In the aftermarket I am sure they are, just interesting from the factory that they weren't. Maximum current should not exceed 1.5 AMPS. All 4L60E's had a 4-pinion planetary gear train. It features a length of 26.4 inches and weighs 236 pounds. For units with 300mm converter, non-reluctor style shaft. How an Internal Combustion Spark-Ignition Engine Works, Setting the Cold Start and Warm-Up Enrichments, Vehicle Speed Sensor (VSS) - has its own 2-pin connector, Sol A (1-2/3-4) Switched GND (aka. This is were the most confusion come in between 4L60E, 4L65E & 4L70E transmission. From the year 1997 and up, 4L60E transmissions had a 2 piece case with a removable bellhousing and a 6 bolt pattern on the rear. There is one gasket with 17 bolts on 4L80E models, while the 4L60E pan contains 16. Spotter's Guide - 700-R4 Vs. 4L60E Vs. 4L65E GM Automatic Transmissions. Early style, .490" dia., increased ratio, O-ring style. Fits 1993-15 4L60E, 4L65E, 4L70E. in 93 4l60e was introduced using shift solenoids and pcm (computer) for up shifts. Because of the application, the 4L80E is much heavier and larger than the other transmission. They are both meant to control gears and are used in GM vehicles. Depending upon the circuit, the switch may provide a ground path when closed. 4L6-2ACM 1995-03 Type 2. If you are using a Gen IV (58x) engine, the preferred transmission would be from a 2007 or newer application. You might prefer to look for a special adapter kit. It also turns out that many built around the same date have 94 and even older transmissions so WATCH OUT! TRANSMISSION STARTS IN FIRST AND THEN SHIFTS INTO NEUTRAL (4L60E/4L80E)? Additionally, if you arent familiar with the electronics and sensors, you want a professional to handle the job so nothing gets accidentally fried. HGM COMPUSHIFT Sport - Check out what Specialists from Down Under say! The 4L60E is an electronic transmission that comes from the 700R4. Duty cycle on the Pressure Control solenoid is inversely proportional to the throttle angle (as throttle angle increases, duty is decreased). You can't tell the difference between a 700R4 and a 4L60E by the oil pan as they are nearly the same. Choosing a selection results in a full page refresh. In fact, you might need help from a professional technician to get the job done. The 4L60E has a 20-pin case connector on the passenger side behind the 2-4 servo as well. Certified Automotive Diagnostic Technician. The difference is the addition of the "Lockup Feel" solenoids (aka. A Race Winning Brands Company. Price. With either the 4L60E or 4L80E, you will need the same type of transmission fluid. With some high torque or high vehicle speeds, the converter clutch is fully locked by the OEM ECU. The weak OE backing plate flexes during clutch apply, allowing heat to build up unevenly within the clutch packs limited space. Remanufactured 10 Vane Pump Assembly Inc. Teflon Bushing & Hardened Rings, Stock 4L65E/4L70E (06-09/15 Pin Connector). TCC PWM solenoid). The foundation of a good unit is a tight, leak-free valve body that prevents pressure loss, conserves pump volume, keeps pressure stable and reduces fluid foaming in the pan area. TCC lock-up solenoid is normally only energized in 4th gear, if the transmission temperature is above 250F it will energize it in 2nd and 3rd as well. GM started making the 4L60E automatic overdrive transmission in the early 1990s in various configurations. Squeezing in more frictions requires installing a thinner backing plate with thinner clutches and steels, BUT: Adding more, thinner plates increases static holding capacity by sacrificing engaging capacity. I am interested in enhancing my vehicles performance. OEM: 4L60E 4L65E 15369267. No problem - whatever the answer!!!! It's a 4.3 W, 4x4, build date: 12/9# (Of course the last digit is rubbed off.) Simple on-off operation can be excessively harsh, though, especially when the converter is damperless. This duty cycle is maintained until a TCC apply is commanded. If you take out the 4L60E and try to put in the 4L80E, you must make room for it. No matter how well-built the unit, poor computer programming will quickly kill the transmission. Ensure that your transmission is filled to the correct fluid level. Now the question is which one do I want to put behind a 400+ hp L33 when I put it in my Xtreme? Used races may be worn or manufactured out of spec. Broken drive shell / sunshell. 1st design 3-2 valve 1995: Stand-alone year! At high torque, this reduces stress/flexing of the ring gear and improves durability. The 4L80E is the electronic overdrive transmission that came from the TH400 lineup. is a comprehensive list of the frequently asked questions we receive Every assembly has been proudly designed and built in the United States. Condition:Remanufactured. If the transfer case doesnt have a speed sensor, there are aftermarket kits to add an output speed sensor. 4L60E Accumulator Pistons. The rate of increase of the duty cycle controls the TCC apply rate. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. The PWM came in for the '95 model year, and was changed again for the '96 model year again. This is a brand 4L60E Neutral Safety Switch MLPS 4 & 7 Pin Connector Black Plastic. To alter the transmission tunnel, you will need more than just a hammer. Ensure that your transmission plug is inserted fully and in the correct orientation into the transmission. It features a length of 26.4 inches and weighs 236 pounds. On the other hand, the 4L60E might only cost $1,500. Any extra slippage in the torque converter at highway or cruising speeds is energy wasted, and the Torque Converter Clutch (TCC) lockup allows for a direct drive from the engine to the transmission. Product Support It has an 11-pin case connector. You must modify the cross member to fit the new transmission. In the, All solenoids share common 12V line on pin. It is Digikey MSP6907-ND for $114. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs! So, when replacing the external wiring harness of your vehicle's 4l60e, you must consider the number of pin connectors. has been added successfully to your wishlist. The transmission is known for its good fuel economy. If you cant get what you need, you might need to visit a special shop instead. Feb 15, 2005. ebay seller said: This package includes a longer then stock servo pin to get your band adjusted to the right clearance. While there are several similarities, there are far more differences. If you want a 'mode selection switch' to force auto mode or enable manual mode, you can do this with a switch and two diodes (1N4001 or equivalent): There is an early and a late model of the 4L60E transmission. 1995-03 Type two 1-2 accumulator piston (with three legs), 2003-15 Type three 1-2 accumulator piston (without legs), Direct replacement for broken plastic accumulator pistons, Pressure loss from worn out piston pin bore, Partial bind-up in manual low with worn 1-2 piston pin bore.
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