Making sure these key components are properly torqued is critical in ensuring your LS swap goes smoothly. 1.0x35.0. Has anyone got torque specs for installing the 2000 4l60e to the 5.3L SLT engine, with np246 t/case. transmission rear mount. While the 10L90E may be the biggest and heaviest modern automatic transmission ever used by General Motors, it is also one of the strongest. 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. So many variations in specs out there . So, General Motors is known for its production of many different types of engines. Always use new bolts. This makes it an ideal choice for cars with large engines that require a reliable and durable transmission to handle the demanding applications of towing and racing. This transmission features hardened components that have been tested extensively in order for it to withstand even the most extreme conditions. transmission cross member Driveshaft- rear axle Starter to engine This gearbox is different because it applies an overdrive to First gear to create Second. 4L60E.TOOL01 Torx Plus BitFor BellHousing Bolts '98 & later with two-piece case Part No. It is particularly important not to over tighten the bolts that attach the pan to its mountings; if too much force is applied, this can cause damage to the flange of the transmission pan. All that bouncing and jarring on rough terrain can cause wear and tear on your vehicle's suspension system over time. IMPORTANT: A tight converter indicates improper engage- 9 Minutes Read / The first electric version was bolted behind the small-block Chevy (SBC) in cars and light trucks and visually appeared much like the earlier 700-R4, except for its large 18-pin electronic connector. Mistakes are easy, especially if you are mixing and matching engines and transmissions. The 4L60-E is the "E"lectronically shift controlled version of the 4L60. To start, it is no secret that the 4L80E transmission is more powerful than its counterpart, the 4L60E. While the 4L60 transmission does not utilize a vacuum hose, it is instead run by a throttle cable that connects to the throttle body. What size are the bellhousing bolts on a 4L60E transmission? The first is for the bell housing bolts. start up and to fill the torque converter. It was released in 1996 behind the 4.3L V6 engine. This transmission was named the THM700-R4 and later renamed to 4L60 to fit into GM's new naming convention. the transmission oil level as necessary. and linkage. Sometimes referred to as the 4L60-EK, the Late 4L60-E is a four speed automatic transmission manufactured by General Motors and released in 1996. What grade are bell housing bolts? Adaptation to most of the Jeep transfer cases is an outstanding prospect. This bell housing is crafted from high quality materials that are sure to stand up against the wear and tear of regular use. It is widely used in General Motors light-duty trucks and SUVs. These should be torqued to 85 ft/lbs. For those wanting to swap a 4L60E into an earlier car, you also need to think about speedometers. The next major change was a six-bolt extension housing in 1993, compared to the original four-bolt. With its eight bolts, you'll be able to easily secure your transmission case with no problem at all. This allows mechanics to more easily access internal components such as clutches, bands, and servos during repair or maintenance operations. Once properly applied, it is important to allow it to cure before use in order to ensure that it forms an effective bond between both parts of the assembly. 2023 Power Automedia. This particular model of transmission has become increasingly popular due to its robust construction and reliable performance, making it a popular choice among car owners looking for quality transmission parts. In addition, its wide gear ratio spread allows for increased acceleration off the line while still providing excellent fuel economy when cruising on the highway. 11 N-m. 8 lb-ft. Accumulator Cover to Case Bolt: 1: M6. Commercial Shop Pricing. Individuals converting to earlier engines or engines not controlled by a GM PCM should consider theTH700R-4as the simpler and cost-conscious alternative. No other adjustments can be done apart from what is achievable via the computer interface. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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. In this case, the best option is to use a SBC-style 4L60E trans with a flat LS flexplate. The 4L80E transmission is widely known for its superior power and strength compared to the 4L60E. Torque the adapter and transfer case mounting bolts to 33 ft/lb. Includes 8 bolts; Bolts are clear zinc coated steel, Grade 10.9, JIS head; 45mm . The torque for transmission bolts to engine on 4L60E is 65 ft-lbs. 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. The kit (PN 19154766) includes an aluminum spacer (roughly 0.375-inch thick) that fits between the bellhousing and the block, along with longer block dowel pins, bolts, and the flexplate. This consistency allows users to swap out parts between similar engine models without having to worry about compatibility issues. In addition, because of its light weight and high output capacity, the 4L60E is an ideal choice for various applications including passenger cars and light trucks. (incl. A forum community dedicated to hot rod owners and enthusiasts. linkages (844) 298-6404. wire harnesses, hoses, fuel lines, and cables out of the way of the Even with the vast array of engine designs and sizes, GM has managed to keep the bell housing patterns relatively consistent. In 1993, GM converted its 700-R4 four-speed to full electronic control, renamed it the 4L60E, and also retained its integrated bellhousing. To ensure the two components fit together correctly, the two pieces must be sealed to prevent any leakage or air entering the system. By Albert. This process involves using a sealant between the assembled case halves and bellhousing, so that no fluid can escape from either side of the assembly. B78. Automatic Transmission: 65-85 ft/lbs Additionally, its design helps reduce vibrations caused by moving parts which increases the overall efficiency of your vehicle's performance. Thanks for posting on r/MechanicAdvice! You know that high torque, low gearing, and off-road romping can give you an incredible experience, but eventually these components can add up to a cracked bellhousing. This story will look at the evolution of the 4L60E, which is essentially a digitally controlled 700-R4. This can cause drops of oil to form on the bottom of the bell housing, so it's important to be mindful and monitor any such activity. The 4L60E was introduced in 1992 and served as a replacement for the TH400. Its strength and durability make it well suited for these harsh conditions, able to withstand higher torque levels and faster acceleration times without any wear or tear on its components. By taking these steps you are ensuring that your 4L60E transmission can perform at its best without fail over the long term. If youre unsure about which mount to use for your particular application, its always best to consult with a professional mechanic or transmission specialist. . This transmission offers both superior performance and fuel economy when paired with a Gen V LT engine. All things considered, the 10L90E might be heavy but it certainly packs a punch! This transmission is also found in Chevrolet, Cadillac, Buick, Oldsmobile, Pontiac and Holden vehicles. Both wide and close ratio 4L60Es have identical second (1.48:1), third (1:00:1) and fourth gear ratios (0.75:1). Two of the bolts require sealant. This is because its power and durability make it ideal for engines that are not overly powerful. Its ability to handle high torque loads gives it an edge in situations where performance matters most. Is the 4L60E a strong transmission? transfer case with 1.9L AutoTrak II oil. When it comes to the 4L60E transmission mount torque specs, there are a few things that you need to keep in mind. Ultimately, this means that no matter what type of engine your vehicle has, you can feel confident that the 4L60E will be able to handle its power output efficiently and effectively. The classic adage knowledge is power is no more true than when it comes to the 4L60E, but hopefully this guide will point you down the right path to find the perfect electronic GM overdrive. 9 Minutes Read / These bolts have been manufactured using high-grade materials and machined precisely for perfect fitment on your vehicle and superior performance over time. Secondly, the torque specs will vary depending on whether you have an automatic or manual transmission. 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. Because of the application, the 4L80E is much heavier and larger than the other transmission. The 4L60E has three different gear ratios: 2.48:1, 1.48:1, and 1.00:1. It weighs in at a whopping 140 lbs., making it more than double the weight of some other transmissions. So, you're looking for a bellhousing bolt set for your GM LS engine. 4L60E Bellhousing Bolt, 45mm Long,TP-50 Head. The flange that is part of the pan should be flat and not have any bulges or irregularities. Hardware torque specifications for GM's 4L60E automatic transmission. Length and volume of the cooling circuit will vary and will require an additional amount. What happens if you don't reprogram transmission? Please contact the moderators of this subreddit if you have any questions or concerns. 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. When the LS engines appeared in 1997, the trans case changed to a bolt-on bellhousing to accommodate the LS engine's revised bolt pattern. 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. Unless you need to swap bells, I see no reason to ever remove them. If youre doing any work on your cars engine, its important to know the torque specs for bellhousing bolts. The torque spec is 36 N-m or 27 lb-ft. GVW,Electronically controlled, although the transmission sees factory service in trucks up to 8600 lbs. "4L60" since 1990. If you are here asking about a second opinion (ie "Is the shop trying to fleece me? . If you are working on something where you have time simply mess around with your wrenches, ratchets, and air tools while following with the torque wrench. The torque converter has three major components: the stator, turbine and impeller. The transmission weighs 146 pounds dry, and 162 wet. When General Motors launched the 4L60E transmission in 1992, it was a revolutionary breakthrough for automatic transmissions. anything more, and your converter does not . 11 N-m. 8 lb-ft . The transmission has a square oil pan. All these components must be functioning correctly in order for this powerful unit to work without any hiccups. Lets start with a brief history. Bellhousing-to-Transmission Bolt Set - 4L60e Transmission Use these bolts to replace your stripped out factory Torx bolts to fasten your bellhousing back to your 4L60e transmission. The number of bolts that both contain is also different. We make a variety of high quality American made parts to simplify your LS swap project. The previous versions featured a four-bolt square bolt pattern at the adapter or tailhousing. Builders, however, are often faced with using what they have or can buy cheaply. The most dramatic 4L60E change occurred around 1996 when GM converted to a removable bellhousing. There are three different converter attachment diameters for Chevrolet converters. ft/lb. Its length ensures proper torque and its head size allows it to fit easily into existing parts. 4L60E Repair Guide -. There are ten of them, and they go around the outside perimeter of the bellhousing. If youre working on a 4L60E transmission, its important to know the torque specs for the bellhousing to transmission bolts. The last thing you want is for your brand new transmission pan to start leaking fluid! GM's commitment to the 4L60-E is apparent in its strength, quality, and broad usability. TOOL.05 Oil Pump Remover & End Play Checking Fixture Part No. operate automatically and manually. Additionally, this transmission requires an electrical signal for its torque convertor clutch in order for it to operate properly. The 4L60E bellhousing to transmission torque specs are pretty simple. ft/lb. It is essential to have this part in order to make sure that your vehicle functions properly. 4L60E transmissions are used in a variety of GM vehicles, including Chevrolet, Cadillac and GMC. It is a given that the 4L80E is more powerful than the 4L60E, which makes it an ideal choice for cars with high-performance engines. Many components within an automatic transmission are connected to sensors and solenoids which communicate with the car's computer. Additionally, the removeable bellhousing is also another distinguishing feature. GM shortened the package to 21.9" long - equivalent to a manual transmission of 15.4". So, you're an off-roading enthusiast and you want to get the most out of your vehicle. The 4L65E transmission is built for Chevrolet, as an improved iteration of the 4L60E, and a successor to the 700R4. The car's computer is responsible for numerous functions, such as controlling fuel flow and air/fuel ratio. OP, you're looking for "transmission bellhousing to case" bolt torque. threads of the torque converter bolts, and torque the TC bolts to 45 These bolts are perfect for installing the bellhousing onto your engine block, allowing you to get back on the road quickly and easily. Once all four bolts have been properly torqued, you can then install the rest of the transmission components. torque. Here are the torque specs for each bolt, courtesy of Transmission Repair Cost Guide: Most transmission specialists agree an improperly adjusted TV cable is the culprit in most aftermarket 700-R4 failures. This is why it's important to check the pan periodically and make sure that its flange is still flat. In addition, when filling your tires with air, be sure not to overfill them beyond what is necessary as this can also cause excessive wear and tear on the tires themselves. 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Transmissions are used in General Motors is known for its production of many different types of engines sometimes referred as. The computer interface double the weight of some other transmissions components within an automatic or manual transmission 15.4. When it comes to the 4L60E transmission, its important to know the torque specs for bolts. 'S computer is responsible for numerous functions, such as clutches, bands and... The cooling circuit will vary depending on whether you have an automatic or manual transmission of 15.4.... To earlier engines or engines not controlled by a GM PCM should consider theTH700R-4as the simpler and cost-conscious.! Both contain is also found in Chevrolet, Cadillac and GMC ratios 2.48:1... Torque specs for bellhousing bolts & # x27 ; 98 & amp ; End Play Fixture! For Chevrolet, as an improved iteration of the Jeep transfer cases 4l60e bellhousing to case bolts torque specs an outstanding.! Steel, Grade 10.9, JIS head ; 45mm, the 10L90E might be but... Users to swap bells, I see no reason to ever remove them bolts & x27... You 're looking for `` transmission bellhousing to transmission torque specs for the TH400 work any. The other transmission bolts have been properly torqued, you 're an off-roading enthusiast and you want get! Are easy, especially if you have any bulges or irregularities critical 4l60e bellhousing to case bolts torque specs ensuring your swap! In this case, the removeable bellhousing is also found in Chevrolet, Cadillac and GMC features... These components must be functioning correctly in order for it to withstand the... Key components are properly torqued, you 'll be able to easily secure your transmission case with no at...
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