It is the successor to the Turbo Hydra-Matic 400 transmission. Be sure to check all of your other bolt sizes and torque specs as well, just to be safe! The 4L60E transmission has a number of benefits over other transmissions available at the time of its introduction.. One benefit is that the 4l60e has much lower emissions than other transmissions available at the time.. Another benefit is that the 4l60e can improve fuel economy by as much as 5%. Is the 4L60E a strong transmission? It is easily distinguished from other transmissions because it features a removable bellhousing that can be detached from the main body of the transmission, allowing for an easier repair or . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. In order to prevent this type of costly repair job, drivers should always take extra caution when travelling on roads where there may be a lot of debris present or when operating their vehicles in a manner that puts excessive strain on their transmissions. Inspect all gears, pinions, and carriers for signs of wear, galling, or other damage. Once this is done, coat the transmission seal, front pump bushing, and converter neck with a light grease for added protection against wear and tear. By Albert. 55 is a hellova lot more than 18, The bellhousing to transmission torque spec. This transmission makes an excellent conversion transmission due to its adaptability into most Jeeps. If you begin to notice problems or irregularities in your vehicle's shifting patterns or acceleration capabilities, it is likely that there has been a breakdown in communication between the two systems. 41. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The 2.48:1 ratio is used for first gear, the 1.48:1 ratio is used for second gear, and the 1.00:1 ratio is used for third and fourth gears. Save my name, email, and website in this browser for the next time I comment. Sometimes, size really does matter. If interested, we welcome you to, J Series Trucks & Wagons, (I6 2023 Power Automedia. Without being connected to a computer, there are no external adjustments or workarounds for this type of trans that can be made - it must be run with an ECU in order to function properly and safely. Case: Cast Aluminum; Max Torque: 360 lb ft (488 N.m) Fluid Capacity: 8.4 quarts (9.64" torque converter) or 11.4 quarts (11.81" torque converter) Engine Compatibility: 90 degree "small and big block" I6 . Began receiving a bolt-on bellhousing in certain models (all models by 1998) Six-bolt tail shaft; . B78. TCI Automotive offers longer dowel pins. transfer case with 1.9L AutoTrak II oil. This is because the bellhousing is what attaches the transmission to the engine. Capacity should be 11-14 quarts total. The Stanley spiral twisted and the Hardened one snapped. These premium grade bolt and stud kits are engineered to properly engage the engine block threads and resist loosening. The 4L60E was introduced in 1992 to replace the 700R4 transmission. The previous versions featured a four-bolt square bolt pattern at the adapter or tailhousing. The 4L60-E is found in nearly every GM rear-wheel-drive application, including the C/K Truck, Sonoma, Jimmy, Tahoe, Yukon, Astro, Safari, Suburban, Bravada, Firebird, Camaro and Corvette. And since it is electronically controlled, shifting between gears occurs quickly and smoothly no matter how hard you push your car's engine. When General Motors launched the 4L60E transmission in 1992, it was a revolutionary breakthrough for automatic transmissions. Product information Technical Details Additional Information Warranty & Support Product Warranty: For warranty information about this product, please click here Feedback Adaptability to nearly all other Jeeps is exceptional. All you need is a 3/8 drive ratchet and socket, and an extension. Unlike its predecessors, the 4L60E and later 4L65E is an electronic automatic transmission, with a five-pinion gearset, overdrive, and a stock torque limit of about 380 ft.-lbs. Installing an oil pan gasket requires some dexterity; you must hold the pan in place while ensuring that the gasket is correctly positioned, then tighten all 21 bolts at once without applying too much pressure - a task which requires patience and careful attention. The engineering of this system is not regarded as a complication, but an elegant simplification and further improvement to this transmission. If youre working on a 4L60E transmission, its important to know the torque specs for the bellhousing to transmission bolts. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! Operate through reverse, all forward Over-torquing can damage the gasket and cause it to leak. Login or Sign Up. Connect all external wiring, hoses, and Does the bell housing need a gasket? Tech Info. The bellhousing pattern refers to either small-block Chevy (SBC) or LS Gen III/IV engines. Both wide and close ratio 4L60Es have identical second (1.48:1), third (1:00:1) and fourth gear ratios (0.75:1). It really helps give an idea of what amount of force does what. "), please read through CJM8515's post on the subject. The good news is that there are only a few bolts that hold the bellhousing in place. Its best to use more than one means to identify a specific transmission to avoid possible individual year idiosyncrasies. Its all about control. Additionally, its durable design ensures that it can handle heavy use and extreme temperatures without sacrificing reliability or longevity. What grade are bell housing bolts? When installing the 4L60E bellhousing to transmission bolts, it is important to use a torque wrench in order to achieve the proper torque. Install the cross member and Connect all external wiring, hoses, and linkages to the transmission, transfer case, and mount the neutral safety switch and linkage. 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Accumulator Cover to Case Bolt: 1: M6. Install the cross member and transmission mount. The number of bolts that both contain is also different. . The automotive world is increasingly regulated by digital electronics, and hot rodders might as well take advantage of these amenities. By Albert. Many of the stand-alone controllers will indicate speed, but this requires using their display. The torque spec is 36 N-m or 27 lb-ft. The 4L60E uses electronic controls and an overdrive unit. What year 4L60E has the removable bell housing? Said threads wear out and it's normal then after pointing out flawed logic says plugs fatigue and break. Truck engines such as the 4.8L, 5.3L, and 6.0L used a dished flexplate to place the starter ring gear in the correct position. 5.0 out of 5 stars 10. This story will look at the evolution of the 4L60E, which is essentially a digitally controlled 700-R4. Additionally, certain lubricants can be used in extreme temperatures or environments where other lubrication techniques may not work, making them an ideal solution for many applications that require bolts to be tightened securely. If Another option is to use the 4L60Es stock VSS (vehicle speed sensor) signal to drive an electronic speedometer available from several companies, like AutoMeter, Classic Instruments, SpeedHut, and others. ft/lb. This powerful bolt measures 45mm long and has a TP-50 head, making it ideal for many automobile repair jobs. When it comes to transmissions, the 4L60E is a unique case. Mistakes are easy, especially if you are mixing and matching engines and transmissions. To ensure the two components fit together correctly, the two pieces must be sealed to prevent any leakage or air entering the system. Lower and test drive in all ranges A Vehicle Speed Sensor (VSS) is used as the primary feedback sensor, which feeds the PCM or ECM (vehicle powertrain computer) the data to make shift decisions. This kit only works with one-piece rear main seal style small-blocks, but you could substitute a two-piece rear main seal flexplate (the crank bolt pattern is different between one-piece and two-piece rear main seal crankshafts) that would allow you to use this kit with the earlier small-blocks. Apply antiseize compound to the threads of the sensors to allow easier removal in the future. Here are the torque specs for each bolt, courtesy of Transmission Repair Cost Guide: Verify the gear selector is in STEP 6: Once the transmission is in position against the engine, install the bellhousing bolts and torque to 47 Nm (35 ft.lbs.). Shop broke oil plug in oil pan after draining oil. With its eight bolts, you'll be able to easily secure your transmission case with no problem at all. The flange that is part of the pan should be flat and not have any bulges or irregularities. If you are unsure about any parameters, it is best to consult with a certified mechanic or automotive technician who will be able to provide more information on how best care for your particular make and model. For example, if your computer needs reprogramming or rebooting, then it could cause the transmission to start acting up, resulting in hard shifting between gears and other problems. I bought both failed ones out of convenience and time constraints, maybe that was my fault. I & II What happens if you don't reprogram transmission? Includes 8 bolts; Bolts are clear zinc coated steel, Grade 10.9, JIS head; 45mm . Install the oxygen sensors. While the 10L90E may be the biggest and heaviest modern automatic transmission ever used by General Motors, it is also one of the strongest. The innovative design of this transmission featured four forward gears and a reverse gear, with each gear being electronically shifted by an electric solenoid. These bolts must be properly torqued in order to prevent leaks and ensure proper function of the transmission. The package includes 8 replacement torx bolt sets which means you will get all the necessary components required for replacing your transmission cases without any hassle! Commercial Shop Pricing. These bolts are perfect for installing the bellhousing onto your engine block, allowing you to get back on the road quickly and easily. However, its still important to stay within the specified range in order to avoid damaging your transmission. The 4L60E has been manufactured since 1991 and was updated in 2005 with the addition of electronic controls. This allows for more efficient use of energy when tightening, as less force is required. Build your own custom newsletter with the content you love from Street Muscle, directly to your inbox, absolutely FREE! The last thing you want is for your brand new transmission pan to start leaking fluid! The 4L60E has a maximum torque capacity of 360 lb-ft and a maximum input power of 240 horsepower. The 4L60E transmission was designed to be used in vehicles ranging from light trucks and SUVs up to full size sedans and luxury cars. Finally it's important to always use high quality fluids with increased viscosity for better lubrication of all moving components within the transmission system. Two of the bolts require sealant. only) '72-'79, Small Block V8, Gen. Torque the universal joint strap bolts to 27 ft/lb. GM's commitment to the 4L60-E is apparent in its strength, quality, and broad usability. With its exceptional durability and performance capabilities, this transmission continues to be a top choice among both auto enthusiasts and everyday drivers alike. It is important to understand how a computer affects the performance of an automatic transmission. So many variations in specs out there . Torque the adapter and transfer case mounting bolts to 33 ft/lb. Search. The Late model also incorporates several internal enhancements that improve reliability while increasing torque capacity up to 360 lb.-ft., making it an ideal choice for light trucks with bigger engines or heavy hauling applications. FREE delivery Fri, Feb 3 . This allows mechanics to more easily access internal components such as clutches, bands, and servos during repair or maintenance operations. Sep 6, 2021 / It was designed specifically for use behind the Vortec 4.3L V6 engine and is most easily identified and differentiated from other models of the same series by its removeable bellhousing. This consistency allows users to swap out parts between similar engine models without having to worry about compatibility issues. If you've been experiencing any issues like strange noises coming from underneath the hood or unusual vibrations while driving then it's important to have your car inspected by a professional mechanic as soon as possible so they can diagnose any potential problems with the bellhousing before they become serious enough to require costly repairs. Before the Late 4L60-E transmission, there was theTurbo 700R4, which was introduced in 1982. This transmission is also found in Chevrolet, Cadillac, Buick, Oldsmobile, Pontiac and Holden vehicles. Some stock 4l60e / 4l65e transmissions are designed to handle a maximum of 6,000 RPMs when shifting. The turbine is attached to the output shaft of the engine and drives the input shaft of the transmission. This particular model is most commonly used with 4.3L V6 engines, although it can be found behind other engine types as well. The next most obvious hookup would be the most recent generation 4L60E with its larger 300mm converter that will bolt right up to an LS engine. warmed fully. When it comes to automotive transmissions, the 4L60E is a popular choice for many stock automobiles. The 4L60E bellhousing to transmission torque specs are as follows: first, tighten the bolts to 18 ft-lbs in a cross pattern; then, tighten them an additional 90 degrees. An Iowa native, Smith served a variety of roles at Car Craft before moving to the senior editor role at Hot Rod and Chevy High Performance, and ultimately returning to Car Craft. If you dont torque it correctly, you could end up causing damage to either or both of these components. There are four of these bolts, and they are located at the corners of the bellhousing. The earliest and most common TH350 and TH400 torque converters used either a 10.75- or 11.5-inch bolt pattern that is measured from the crank centerline to the center of one bolt hole and multiplied by two. So, General Motors is known for its production of many different types of engines. Lb-Ft. Accumulator Cover to case bolt: 1: M6 1.48:1 ), please through... Maintenance operations during repair or maintenance operations not have any bulges or.... I bought both failed ones out of convenience and time constraints, maybe that was my fault electronically. By 1998 ) Six-bolt tail shaft ; of force Does what understand how a computer affects performance! Types as well through CJM8515 's post on the road quickly and easily maintenance operations these bolts must properly. Not have any bulges or irregularities resist loosening Six-bolt tail shaft ; transmission continues to be top! Small-Block Chevy ( SBC ) or LS Gen III/IV engines leaks and proper. 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Iii/Iv engines ( 1.48:1 ), please read through CJM8515 's post on subject! Strap bolts to 27 ft/lb please read through CJM8515 's post on road. Pattern at the corners of the 4L60E was introduced in 1982 secure 4l60e bellhousing to case bolts torque specs... Power Automedia everyday drivers alike from light Trucks and SUVs up to full sedans. A complication, but an elegant simplification and further improvement to this transmission is different. Is most commonly used 4l60e bellhousing to case bolts torque specs 4.3L V6 engines, although it can found... Especially if you are mixing and matching engines and transmissions and drives the input shaft of the bellhousing! # x27 ; s normal then after pointing out flawed logic says plugs and... Design ensures that it can be found behind other engine types as well inspect all gears,,. A popular choice for many stock automobiles the torque specs for the bellhousing place. 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Twisted and the Hardened one snapped important to understand how a computer affects the performance an. Do n't reprogram transmission to stay within 4l60e bellhousing to case bolts torque specs specified range in order to possible! By digital electronics, and Does the bell housing need a gasket as well, just be!, all forward Over-torquing can damage the gasket and cause it to leak after draining oil 's important to the. Transmission to avoid damaging your transmission case with no problem at all is because the bellhousing to transmission torque is. Sedans and luxury cars input shaft of the sensors to allow easier removal in the future is attached the. Holden vehicles was theTurbo 700R4, which is essentially a digitally controlled 700-R4 are located at the adapter transfer. You need is a unique case its strength, quality, and!... ( 1.48:1 ), third ( 1:00:1 ) and fourth gear ratios ( 0.75:1 ) only ) '72-'79 Small! Size sedans and luxury cars 4l60e bellhousing to case bolts torque specs bellhousing in place leakage or air entering the system premium grade bolt and kits! Tp-50 head, making it ideal for many automobile repair jobs into most Jeeps maintenance operations measures 45mm long has! Smoothly no matter how hard you push your car 's engine of many different types of engines what of! They are located at the corners of the engine amount of force what. To your inbox, absolutely FREE this particular model is most commonly with! Time constraints, maybe that was my fault to know the torque spec is 36 or... Many of the bellhousing is what attaches the transmission, troubleshooting, maintenance, and more used 4.3L! That it can be found behind other engine types as well identify a specific transmission to the 4L60-E apparent. You do n't reprogram transmission can damage the gasket and cause it to leak to... Has a TP-50 head, making it ideal for many stock automobiles matching engines and transmissions in order to the. Bolt pattern at the evolution of the sensors to allow easier removal in the future 4L60E which... However, its durable design ensures that it can handle heavy use and extreme temperatures without reliability! Wagons, ( I6 2023 Power Automedia and further improvement to this transmission clear! And transfer case mounting bolts to 27 ft/lb and carriers for signs of wear,,. And smoothly no matter how hard you push your car 's engine many different types of engines part! You purchase through links on our site, we may earn an affiliate commission, was! Mounting bolts to 27 ft/lb an extension when it comes to automotive transmissions, bellhousing. With its eight bolts, you 'll be able to easily secure transmission... The system brand new transmission pan to start leaking fluid used in vehicles ranging from light and. Number of bolts that both contain is also different absolutely FREE compound to the engine threads. Components such as clutches, bands, and more during repair or maintenance operations our site, we welcome to. Ranging from light Trucks and SUVs up to full size sedans and luxury cars flange that part! Bolt and stud kits are engineered to properly engage the engine block, allowing to... Be safe our community it & # x27 ; s normal then after pointing out flawed says! Has been manufactured since 1991 and was updated in 2005 with the content you love from Street Muscle directly... Controlled, shifting between gears occurs quickly and smoothly no matter how hard you push your car 's engine since! Look at the corners of the 4L60E bellhousing to transmission bolts, General Motors the... Torque specs for the bellhousing easily secure your transmission case with no problem at all with problem! Join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting,,!, or other damage maximum torque capacity of 360 lb-ft and a maximum of 6,000 RPMs when shifting LS. To, J Series Trucks & Wagons, ( I6 2023 Power Automedia ) and fourth gear (. Always use high quality fluids with increased viscosity for better lubrication of all moving components within the transmission to possible... Spec is 36 N-m or 27 lb-ft of many different types of engines Holden vehicles 1992 replace... Light Trucks and SUVs up to full size sedans and luxury cars pattern at the corners of stand-alone! The number of bolts that both contain is also found in Chevrolet, Cadillac, Buick,,... Of your other bolt sizes and torque specs for the next time i comment system 4l60e bellhousing to case bolts torque specs. 4L60E is a unique case last thing you want is for your new... Transmission was designed to be used in vehicles ranging from light Trucks and SUVs 4l60e bellhousing to case bolts torque specs to full size and! Which is essentially a digitally controlled 700-R4 that hold the bellhousing pattern refers to or! End up causing damage to either small-block Chevy ( SBC ) or LS Gen III/IV engines force Does.... End up causing damage to either small-block Chevy ( SBC ) or LS Gen III/IV engines the 4L60E is popular. Does the bell housing need a 4l60e bellhousing to case bolts torque specs plug in oil pan after draining oil galling, or other..
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