Your email address will not be published. Couldn't believe how many said the transgo was the one and much better over the B&M transpak. You are now ready install the oil pan to complete your shift kit installation. Tap it gently with a soft-faced mallet to get it started into the case. The retaining pin pushes easily into position once all the parts are correctly installed. E4OD, 4R100 - TransGo Here is what can happen to the stock input shaft when its used for drag racing behind a high-torque engine. throttle will cause early friction element failure. You can order this part by Contacting Us. All are adjustable and can provide some adjustment to upshift points within about a 2- to 4-mph range. you have small ball bearings and little springs you have to deal with so you need to be able to turn the tranny upside down. Installing a shim here may be beneficial if your transmission uses a thrust washer behind the pump instead of a Torrington bearing, and if it had a lot of shims and/or endplay prior to disassembly. It is located at the rear of the transmission in one of the passages leading to the governor. The TH350 is an excellent transmission. Much like the TH400, the TH350 suffers from a relatively weak roller clutch assembly on the direct drum. Sure, it can be rewarding to dig into the flow charts and fluid path through the unit to educate yourself in the science of whats going on when unit is in use. This is exactly what 4.67 out of 5 stars I really just bought it for the upgraded snap ring. Staff was very nice. However, due to the fact that one misplaced shift valve or spring can result in a malfunctioning or damaged transmission, its highly recommended that you allow the experts at Mister Transmission to perform the installation of a shift kit for you. But engineers have That means nothing smaller than 427 inches. Definitely 5 stars, you've gone above and beyond. TransGo Kits instantly re-program automatic transmissions for high performance and durability. Jul 19, 2023 first two are the line and the last one is where the line connected to. Trans-Go has accomplished. kits give you more complete gear control of your transmission. This company makes several levels for the TH350 unit. To accomplish these benefits we would install what is known as an automatic transmission shift kit, which is probably one of the most misunderstood upgrades in the automotive world. If you have access to a lathe, you can machine the four-clutch apply piston to accommodate one additional clutch and steel plate. The gold spring under the modulator valve is also a player here. Remove the governor cover retainer with a large flat-blade screwdriver or needle-nose pliers. Many people know the words, but not many fully understand what a shift kit truly does or why its desired. By Mister Transmission Tags: Automatic Transmissions Today's customers demand a transmission which shifts smoothly, is durable, and delivers excellent fuel economy all at the same time. Recheck the oil level one last time, double-check the vacuum modulator hose connections, and then do some fine testing. Detroit and Japan are truly masterpieces of engineering. The aftermarket even offers a stronger hardened outer race as a replacement for the stock race. It helps to know the fluid path, and power flow through the transmission, but it is not a priority or really all that important. It's only designed to correct the possibility of blowing out the lugs on the trans case. A large flat file works well for this purpose. Install the gold spring in the case and reinstall the valve and modulator. An aftermarket bolt-in case saver also doubles as a high-performance part. The shorter shift With few exceptions TH350s were never used in heavy-duty service from the factory. Its usually easy to access and only takes a few minutes. Any modulator that has an adjustment screw under the vacuum hose provides some control of light-throttle upshifts. Estimated International Ship Date: 45/545/65/66/68 RFE SHIFT KIT Valve Body Repair Kit - TransGo They will not be reused because the TransGo shift kit contains new check balls. Terms of Use | Privacy and Security | Site Accessibility Always vacuum-test the modulator before installation, even if you are using a new modulator. A long punch or large flat-blade screwdriver works well here. The dual-feed modification increases the holding power of the direct clutches and is a very good modification. Carefully remove the governor from the case. I cant remember a single transmission built in the shop that didnt include some modifications to improve shift performance. We carry a variety of shift kits for most makes and models and would be more than happy to answer any questions you have. Remove the retaining pin and remove the stock detent regulator spring. JavaScript is disabled. Now, all this is assuming the last technician did his due diligence in checking other things such as body mounts, engine mounts and hoses and any wiring crossing over from the motor to the body that may be rubbing on something. Make sure toinspect the gear for wear or damage and replace it if necessary. Golden Oldie 65, Oct 18, 2016 #3. Regardless, you should inspect the gear for wear, pitting, and cracked or broken teeth. ( 6 ), Shift Kit, Performance, Full Manual or Automatic Capability, Buick, Chevy, Oldsmobile, Pontiac, GMC, TH400, 4.8 out of 5 stars the reason is because they put in a relief line from the soleniod body. The easiest and least expensive way to improve the shifts of your automatic transmission is to install the Shift Improver Kit. (48), In Stock, Including at a Supplier. The production of engine power affects torque converter performance, so it plays apartial role in shift performance. Take great care to keep the gasket under the valve body aligned properly during the installation procedure. Reply Save Like The other one is the one the op has and it does indeed cause line pressure and tuning issues. At heavier throttle openings and higher RPM, it firms the shifts and further improves shift performance without being overly harsh. ( 2 ), Shift Kit, Tugger Type, Ford, E4OD, 4R100, Towing, Off-Road, Heavy Duty, Each, 4.95 out of 5 stars Install the detent and roller spring assembly last. How well the torque converter is coupled at any particular RPM has a dramatic impact on the shift performance felt by the driver. A new bushing should always be installed in this location. In many heavy duty applications, a Trans-Go kit ( 20 ), Performance Shift Kit, 4L60E, 4L65E, 4L70E, Kit, 5.0 out of 5 stars You can make it last for a while by backing you power down and take it easy on the 4-5 and 5-4 shifts. During his 20-year career in the auto industry, he has covered a variety of races, shows, and industry events and has authored articles for multiple magazines. Once the S-link is installed, tighten the retaining nut, and then snap the spring spacer in place. Look at Import Performance Transmission, aka IPT, they do great work. Trans-Go re-programming achieves durability and performance. #1 Hi all. It may also help to loosen the manual shafts retaining nut so the range selector pivots on the shaft to facilitate installing the S-link. shifts. Shift performance can be difficult to evaluate simply by feel, because many items apart from the transmission affect shift performance. and there are substantial increases in performance, durability and fuel To get high So, you have to [Click here to read more], Although each panel should be approached on a case-by-case basis, there are some basic rules to follow. APPLICATION LISTING FOR Part Number: TRG-4L80E-HD2. The governor is located on the drivers side of the transmission near the tail housing. Replace the factory spring with either the red or orange spring as outlined in the instructions. You dont want a lot of transmission fluid pouring out when the valve body is inverted to install (if the transmission is on the bench). It is now time to install the valve body. Just keep in mind that any valves that are stuck or sticking must be corrected at this time for correct transmission function once the unit is placed back in service. TransGo Shift Kits include everything you need to address the most common transmission driveability complaints and failures in one box. Many builders do not install this part, so it may not be present when the separator plate is removed. TransGo provides a gasket that fits between the stock support plate and the separator plate; it improves sealing greatly. ( 15 ), Automatic Shift Kit, 6L80, 6L80E, 6L90, 6L90E, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit, Shift Kit, Stick Type, Full Manual, GM, 4L80E, Competition, Off-Road, Pro-Street, Each, Shift Kit, Stick Type, GM, 4L60E 1993-2005, Competition, Off-Road, Pro-Street, Each, Shift Kit, Automatic Type, Infiniti, for Nissan, Jatco, 5-Speed, Kit, 4.86 out of 5 stars Tighten the bolts very gently. Install the hooked metal sealing rings into the grooves and make sure that they compress fully and turn freely. A hard blow can damage the housing and reduce governor endplay. Points. for the first timer or DIYrI explain and show what to look for when installing a shift kit in your transmission#DIY#turbo350#shiftkit. However, from a rebuilders standpoint, it is not a requirement. These assemblies regulate the functions of the entire The TransGo kit is engineered to improve transmission performance without making the transmission have window-shattering shifts at any load or RPM. of 57, Shift Kit, Automatic Type, GM, 4L80E, 4L85E, Forward/Standard Shift Pattern, Each, 4.68 out of 5 stars Because of the width of the rollers and notched inner race, the outer race locks tight on the drum and has excellent holding power. Retain shift comfort with added durability. Always put a new bushing inside the carrier and test-fit it to make sure it spins freely on the planetary. Once you verify that all the valves are moving freely, lubricate them with a small amount of ATF; a few drops on each valve does it. Replace the stock spring with the white spring from the kit. ( 20 ), Automatic Transmission Shift Kit, Gaskets, Jeep, Toyota, Kit, 5.0 out of 5 stars For the first few miles drive at various speeds; use light throttle only and move the shift lever to all forward positions. WANT MORE THAN HALF A CENTURY OF AUTOMATIC TRANSMISSION TECHNICAL DATA? the "D" position. Install a new gasket from the TransGo kit on the separator plate. This makes it difficult or impossible to cruise at high speeds in overdrive. There is always some overlap period during a shift, because one component must release, and another component must apply. Basically, a short shift is typically evaluated as a firm shift. ( 1 ), Shift Improver Performance Pack, 4L60E, 4L65E, 4L70E, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit, 5.0 out of 5 stars I want to install a shift kit into my transmissionwhich one should I install? The TransGo kit is doing more than just increasing line pressure and putting more flow to the clutch packs, it is recalibrating the transmission so that it works as a system with thestock components operational and in place. Install a new filter and gasket. Even so, the plate must be flat and the sealing surface must be in good shape or it will leak. In most cases, the pin falls down far enough to grab it with needle-nose pliers; it may fall completely out. The experts in the city if you need transmission work. Anyone whos been into an early TH400 transmission or its late model 4L80E knows that the factory used a sprag clutch on the direct drum for increased durability over the roller clutch. The suggestion; ask them to change the serpentine drive belt and note changes if any to the chirping sound. Note that all of the parts will not be used depending on decisions you make during the installation process. Most kits offer Start out with light throttle driving and note the upshift points. All rights reserved. This is desirable because the automobile manufacturers engineers sometimes allow far too much shift overlap (when the transmission is actually in two gears at once) in an effort to increase shift smoothness. International Customer Options|In the United States? Experts at improving transmissions, TransGo products are the perfect addition to your diesel vehicle. Sonnax Shift Improver Performance Packs HP-4L60E-01, Sonnax Shift Improver Performance Packs HP-4L80E-01, TransGo Automatic Transmission Shift Kits 4L60E-PRO, TransGo Automatic Transmission Reprogramming Kits 4R100-HD2, TransGo Automatic Transmission Reprogramming Kits AOD-HP, TransGo Performance Shift Kits RE5RO5A-HD2. You can order this part by Contacting Us. The added friction also creates excessive heat, which prematurely wears out seals and clutches. When the other bolts have been removed, loosen both front bolts slightly very carefully. Thursday 7/6/2023, Shift Kit, Automatic Type, Includes .500 in. Install four new check balls in the case. TransGo even has kits for computer-controlled, 4-speed automatics. Dan and Bob were very professional, extremely informative and got my 2014 Ford escape transmission rebuilt very promptly. of 322, Shift Kit, Automatic Type, GM, 4L80E, 4L85E, Forward/Standard Shift Pattern, Each, 4.68 out of 5 stars Transgo and Superior shift kit review - YouTube Honesty & integrity are characteristics I don't see very often these days, and you definitely have that. This is one of the best features of the TransGo kit; it provides parts and instructions for the end user to get the best transmission performance for nearly any application. The next step is to remove the governor to install new governor springs. From ultra-responsive full manual control to customized performance and towing options, we have the solution. Case wear at the center support lugs is a common problem with TH350 transmissions. depending on the type of shift kit. It is all right to use an air ratchet or impact driver to remove the bolts but, for installation, they should be started by hand and then tightened with a wrench and socket. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive. This is a very strong setup because it allows the outer race to spin freely in one direction, but hold tight in the other direction. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock, Including at a Supplier. If the transmission is still in the vehicle, a large amount of fluid is just waiting to be spilled on the shop floor. Its also a good idea to smooth out any file marks left from this operation before installing the plate. This can cause the ring grooves in the stator to close; the rings stick in the grooves. Shift Kits are engineered to restore hydraulic integrity with easy-to-install and cost-effective solutions. The best repair is aftermarket bolt-in center supports. Install the TransGo separator plate. Just as you have other parts of your car serviced, your transmission needs maintenance to ensure a long life and avoid transmission problems. The cast-iron case and two shift linkages identify this 3-speed when it is removed from a car. The aftermarket direct drum also comes with a spiral lock ring to keep the retainer in place. subtract some comfort, you can restore. (We do not sell direct) Reuse the original spring on the valve inside the sleeve. Always install the detent and roller spring assembly last because it can push the valve body out of position slightly. This is done purely for smoothness. This chapter deals with the cam side of the valvetrain, including the rocker arm. is lost in the form of heat on the clutches and bands, instead of being The red spring is for street cars and heavy-duty applications. ( 20 ), Estimated USA Ship Date: The same shims can be used under the Torrington bearing to control input shaft endplay. These are found in the overhaul kit or are readily available at nearly any automotive parts store. Once all the springs are installed in the valve body, take a few minutes with a small flat-blade screwdriver and check the movement of each valve. This leaves the builder with only one option for the intermediate sprag if the TH350 will be used in a severe duty or high-performance application behind a high-torque engine. It puts some pressure on the bolt, which makes it difficult to start. Most shops have a large belt sander, or if you have access to a larger bench-mounted belt sander, you can flatten the factory support plate easily and reuse it. For a better experience, please enable JavaScript in your browser before proceeding. ( 52 ), Shift Kit, Performance, Gaskets, Pro-Race, Heavy Duty, Super Show Off, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, TH400, Kit, 4.95 out of 5 stars Transmission FAQs: What does a Shift Kit Do? What Transmission Do I This allows the stator assembly to free wheel under decel conditions eliminating the chirp and premature wear on the belt. 94-98 7.3L General Powerstroke Discussion. executes every shift. Its best to tap the pan gently near the pan rail with a soft-faced hammer instead of driving a screwdriver or chisel between the pan and case to get it loose. Its best to tap the pan gently with a soft-faced hammer near the pan rail instead of driving a screwdriver or chisel between the pan and case to get it loose. Never hit the cover with a steel hammer or with a hard blow anywhere other than the ange. What is a Shift Kit? | Mister Transmission Through the years, many transmission builders have developed their own custom modifications to improve shift performance. If you liked this article you will LOVE the full book. re-programming that will precisely control the complicated chain of events that It is not usually necessary to remove all of the valves and springs from the valve body, or even the direct accumulator. Because the adjustable modulator and gold spring under the modulator valve play a role here, this kit provides a very broad range of control for fine-tuning shift points for any particular application. Results 1 - 25 Using a transfer plate under the support plate makes this modification much easier; nearly all TH350 shift kits that Ive seen provide this feature. A very good place to be is .015 to .020, which is usually obtainable with a set of shims under the Torrington bearing, or shims and selective thrust washers if you have an early unit. The factory support plate must be flat to effectively seal the transfer passage in the TransGo plate. Hamilton . Estimated International Ship Date: Two-piece carriers are not common, but some TH350s have one over the front planetary. Several different aftermarket modulators are available; each is color-coded with a stripe on the canister. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. If you are working with the transmission still in the vehicle, take precautions to catch the remaining fluid trapped above the valve body. TransGo is without a doubt the industry leader in shift kit technology, and justifiably so. The apply pistons are aluminum and relatively easy to machine on a small shop lathe. and another guy had the same problem and his truck is at TSD right now with a blown up tranny and he has that same thing drilled and tapped into his soleniod body. Most vehicle owners are willing to live with the faster shift patterns in exchange for the extended durability and added fuel economy. When this happens, there is a pressure loss to the clutch drums and the transmission shifts poorly and fails quickly. aux tank holding 40%-50% used motor oil, with occasional tanks of 100% #2 diesel. nice! it is a good idea to drop the tranny. This can be used to effectively flatten the factory hold-down plate to get a perfect seal at the transfer slot on the separator plate.