Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Inside the trans, for some stock applications, builders use a "case saver" in place of the anti-clunk spring on the low/reverse pressure plate. This low/reverse spring compressor is a very simple homemade tool. Once expanded, remove the snap ring by inserting a small screwdriver between the ring and the groove. Retain the cushion spring and do not block the circuit. Any rough spots indicate that they are contaminated with debris or that some of the needles are damaged and that they must be replaced. Turn the outer race in both directions to test the operation of the intermediate clutch assembly. The case is now empty and ready to be cleaned and inspected. Lower the valve body onto the case. Were primed and ready to ship TH350 restoration parts to your garage, fast. Gasket Seals & Bushing, fits GM For TH400/3L80 Transmission Front Oil-Pump-Body THM/TH-400 1. Install the snap ring and release the spring compressor. Polish this surface with ne auto body sandpaper. It pushes into place easily once lined up correctly. Loosen and remove the ve pump bolts. You must also closely inspect the case lugs at the center support. Once the retaining ring is out of the bore, remove the cover and O-ring. was used between 1968-'86 in RWD and 4WD GM domestic vehicles. Place the speedometer drive gear retainer on the output shaft. Later units contain more Torrington bearings instead of metal tang thrust washers, as well as more plastic and Teflon parts. The center support must be removed next. Some fluid will still be trapped under the valve body, under the accumulators, and in the case oil passages. You must note their position in the transmission when they were removed, so that you can get the correct parts in the correct place and in the correct orientation later on during assembly. Ready for intermediate pressure plate install. Next, install the return spring and retainer as shown. Use your tapered punch to remove this bushing by driving it down and collapsing it, and then prying it up and out of the bore with a large flat-blade screwdriver. This is an older thread, you may not receive a response, and could be reviving an old thread. Some bushing kits come with a plastic split bushing that you can use instead of the metal bushing. Off shore for bushings, filters, metal clad seals . Install coasting band aka braking band. Bushings are critical in that they allow the rotating parts to ride true on center, and for the lube to make it to the rear of the trans. Then the planetary unit. Note the small shaft on the underside of the forward clutch. A center support from a 1987-present 700R4 or 4L60E (including the aftermarket case saver with a bolt-on outer plate held with torx head bolts) can be used in place of the stock center support since the roller clutch is wider. Most early units use a tanged thrust bearing here. Install the inner seal with the lip facing toward the gear. Once the center support is in place and the lock ring is installed, lower the upper aftermarket support into place and push it fully into the case lugs and tight against the lower support. Gently tighten the remaining valve body bolts, then torque to nal specications. Replace the entire assembly if it is badly worn or damaged. Using snap ring pliers, remove the snap ring. . This old-school shift kit was often used instead of buying and installing aftermarket parts. 1 . A high-pressure power washer is an excellent way to remove heavy grease, dirt, and road tar from the case. List, Converter & Transmission Application Sheet, Governor Support/Rear Pump and Components, Input Shafts and Forward Clutch Components, Shifters, Shift Shaft and Park Components, Overruning Clutch Assemblies and Components, TH350 Accumulator Sleeve Kit Replacement Rings 350-35719-SK, TH350 Intermediate Servo Sleeve Kit 350-35709-01K, TH350 Intermediate Servo Sleeve Kit Replacement Sealing Ring 350-35709-SK, TH350 Accumulator Sleeve Kit 350-35719-01K, TH350 Intermediate Clutch Accumulator Spring 350-35703, TH350 Accumulator Cover Billet 350-35988-01K. Follow the shift kits directions exactly. 6 cylinder applications use an intermediate piston measuring 1.175"-1.185" thick. Compress the 2-3 accumulator piston and install the retaining clip. It is in a blind hole on the upper end and snaps into a groove on the lower end. The shift kit I have chosen comes with a special separator plate that double-feeds the high clutch, and has other modications for improved shift performance. JavaScript seems to be disabled in your browser. Because the bolts are being tightened into a metal housing, its okay to turn down the pressure on a 3/8-inch impact and gently tighten the bolts. As you apply air to the correct passages, you will see and hear the drums apply the clutches. Be sure you have the output ring gear to case bearing in the case. Place the return spring and retainer into the bore in the case. Center Support and Low/Reverse Roller Clutch Assembly Removal. Drums installed in the transmission case. It will work with less, but no less than 0.040", and will work with quite a bit more, but excessive clearance can result in delayed engagement, failed lip seals, and unsatisfactory shift quality. Locate and install a new lter and gasket. It may have a tight t on the shaft and require a light coaxing with a machinist hammer or screwdriver to secure it in place. Might as well order a bushing kit, as well as a thrust washer kit. 100% AUTHENTIC! The frictions inside the drum should turn freely once the snap ring is in place. An aftermarket low-gear planetary is available that will lower the first gear ratio to 2.75:1. Locate the new thrust washer for the sun shell. If you choose to do this, make sure to check the oil lubrication holes; drill them if necessary. Minor scratches are okay, but deep grooves here are not acceptable. While it may be true that removing the accumulator spring from the 1-2 servo will firm up the 1-2 shift, leaving the 1-2 accumulator spring out is not recommended. Transmission building involves careful assembly. Start with a at steel plate. Once the low clutches are installed, you can install the anti-clunk spring (or case-saver). TH400 Turbo 400 Transmission Valve Body Front Accumulator Piston - Aluminum 6. Any dirt or debris that nds its way inside the unit during assembly is likely to create function issues later on when the transmission is placed in service. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Some sort of thrust washer or Torrington bearing is used between any two components that ride together in the assembly and have the potential to turn at different speeds. Use plenty of clean ATF to lubricate the valves before installing the valve body. Do not force the piston into the bore or you may break the sealing ring. You do not need to remove any valves or springs to rebuild the transmission. Removing the 2-3 accumulator spring and using a spacer (nut, washers, cut down section of tubing) between the piston and the E-clip is the "shade tree" method. Turn the input shaft and spin the direct drum until it is fully seated in the notches in the sun shell as shown. Please check compatibility before purchasing. It lifts off the drum easily once it is past the snap ring groove and the tension is removed. Install the planetary assembly onto the sun gear. The front Torrington bearing is installed as shown. Clean and inspect all components, and install new parts where applicable. A large nut retains the shift linkage (rooster comb)to the manual shaft. Remove the bushing inside the front of the output shaft. The Fora platform includes forum software by XenForo. It is a high wear area. Excessive pinion to ring gear backlash, worn u-joints, etc. Once theyre off the drum, the rollers fall out of the assembly easily. Damaged or dirty Torrington bearings are not serviceable and must be replaced. Apply a small amount of red Loctite to all bushings before driving them in place. You can order this part by Contacting Us. Install the forward drum in the case. Be sure it is smooth. You can also see the braking band installed. 2023 CarTechBooks. Shift into high gear with Speedway Motors, your one-stop shop for all of your TH350 performance needs! Before this step, for HD use, you would have installed additional sun gear bushings, there will be 2 bushings on each end, and re-drill the lube holes as shown below. Tornvagen 9, Arlanda, Stockholm, 19060. You do so by applying pressurized air to the passage at the rear pan area of the worm casting in the case. A Hi-Energy Borg from a 4L60E is also a good choice. The lter is clearly marked front for correct installation. Install the new center support and retaining ring in the same manner that you would install a stock center support. My rebuild included a TransGo shift kit that uses one additional gasket under the stock support plate as shown. They will not leak if the oil pan is at and in good shape. Note the location of the retaining spring in the case. Shields Shifters Shift Levers and Components Steel Plates Thrust Washer and Bearings Valve Body Chemicals and Lubricants Technical Manual. $36.29 $ 36. Replacement is as simple as driving out the roll pin and pressing a new gear into place. It may have a very tight t in the case lugs. 29. Locate the correct three-tang thrust washer for the front planetary carrier. Note that you start out with a waved apply steel. Once all of the valve body bolts have been removed, it slips easily out of the valve. Apply a small amount of Loctite to the bushing. They do not interchange during the rebuild without changing to a different style planetary gear that accommodates the tanged thrust washer. Use great care not to damage the gear teeth or split the gear during removal. After about 5/8 throttle the weights have more affect on shift points. Set it in the drum, and it will force the lip seal into the drum without using a tool around the entire circumference. Transmissions have a lot of parts, and it helps to group them together during removal so its less confusing later on when you start cleaning and inspecting them for reassembly. Vacuum Modulator and Modulator Valve Removal. Remove the large snap ring as well as the frictions and steels. A bearing will not fit a thrust washer design planetary unit with out machine work. They may be steel or rubber. It removes the bushing without gouging the case. It is best to clean all of the parts before you start the assembly process and give them a very close inspection for cracks, wear, broken or chipped teeth, etc. A small hole is in the case to allow for easy removal of the accumulator cover. Apply a small amount of red Loctite to the new bushing and drive it into place. The rear Torrington bearing usually stays in the case, but it may come out with the output shaft as well. The filter shown here is in the governor feed passage. Lay out all of the rebuild kits parts on a clean surface. Pry them out as shown. Support Plate, Separator Plate, Check Balls and Filters Removal. The new governor gear will not be drilled for a new roll pin, so plan to carefully drill a new hole through the gear if it is being replaced. Note any wear or hot spots on the surface where the frictions apply. Once the snap ring clears the case lugs reach in with your free hand to pull it right out of the case. FREE RETURNS. Be careful not to dislodge any of the rollers during this process. Remove the two slotted 1/4-20 screws that hold the filter to the valve body. Inspect the governor gear closely for wear or damage. It is the single weakest part of a TH350. No plastic or metal thrust washer is used against the sun gear. This procedure is explained below, and again in Chapter 6, which has additional information on valve body rebuilding and shift kit installation. Two filters were used in the case under the separator plate. The direct drum is located behind the oil pump assembly. If you drill the holes too big the shifts become too harsh at light throttle openings. Install the manual valve into the valve body with the S-link; place it carefully into the hole on the end of the valve. Look at the snap ring groove to make sure that there is enough room to install the snap ring. Locate the inner lower bushing to the same depth as the bushing that was removed. Place the low/reverse spring cage and snap ring on the piston. $142.24. Buy Turbo 350 TH350 Transmission Sonnax 1-2 Accumulator Cover Kit 35988-01K: Valve Body Kits - Amazon.com FREE DELIVERY possible on eligible purchases . Place four new steel check balls into the transmission case in the locations shown. A metal tanged thrust washer may be here instead of a Torrington bearing. Locate and clean the parts for the manual shaft installation. The design of the OE planet determines bearing or thrust washer use. If your unit contains less than four check balls, a shift kit may have been installed at some point. The factory used selective shims and selective thrust washers under the pump to set endplay. You ended with a waved apply spacer that has one at steel under it. (2,616 reviews) The TH350 valve body is cast iron and has steel valves. Click the button below and we will send you an exclusive deal on this book. Replace the upper ring in the same manner as the lower ring. Clean all of the components and lay them out on a clean pan or shop towels. Next goes in the output planet to output ring gear bearing or thrust washer depending on year. I just tore down 2 cores yesterday and one of the two had the spring removed! Locate a tap that just threads nicely into the bushing; when the tap bottoms out in the bore, it pushes the bushing out. Once it is pushed into place, install the snap ring with the ends on each side of the spring or case-saver. Use a sharp punch to remove the bushing inside the front planetary carrier. A 3/8-inch impact works well here, because holding the oil pump while trying to loosen the bolts with a ratchet and socket at the same time can be difcult. . Most owners rebuild a small-block or a big-block, and a few enthusiasts rebuild a 6-cylinder. iron valve body; weight- 120 pounds length- 21 3/4" 4 output shaft extension . The case has a "C" cast into it, and there will be an electrical plug adjacent to the shifter shaft on the driver side of the tranny. Repeat this procedure for the two lower bushings. John Deere V-Belts & Black Semi Gloss Paint. Drive the old bushing from the low planetary as shown. Install the clamp for the modulator and tighten the bolt to 12 ft-lbs. It is also recommended to get two additional sun gear bushings individually. Crankshaft Seal Adapters. Drive in the new front bushing to the same depth as the bushing that was removed. Older Post Intermediate Clutch Pack and Intermediate Band Removal. Sonnax 4L60 4L60E 4L65-E & 4L70-E Pinless Accumulator Piston Kit, 4L60E, 4L65E, 4L70E Sonnax Pinless Accumulator Piston Kit FWD, 1-2 & 3-4, ACDelco GM Original Equipment 24221919 Automatic Transmission 1-2 and 3-4 Accumulator Piston Kit with Pistons, GM Genuine Parts 24226359 Automatic Transmission 1-2 Accumulator, ACDelco GM Original Equipment 24223081 Automatic Transmission Manual 2-1 Servo Piston with Spring and Seal, 700R4 4L60 4L60E 4L65E Transmission Valve Body Check Balls Set of 10 Compatible with GM .250", Price: Install the lower bushing next. TH350 Accumulator pry bar. It is somewhat difcult to access after the transmission is installed in the vehicle, so you want to replace it during rebuilding if it shows wear or damage. Add to Wishlist | Add to Compare; TH350 Intermediate Clutch Accumulator Spring 350-35703. Remove the O-ring on the housing as well as inner seal and retaining ring. Drop the sun shell/gear in, spinning in the output carrier until it falls in place. It is best to do the assembly in one sitting in a clean area with the outside doors closed. RideTechs C10 kits are designed to be easy to install by a DIYer, [Click here to read more], In my previous Chevy big-block book, I covered how to determine the correct diameter and lengths for an effective system in both simple and precise detail so that sizing would not be an issue regardless of the spec of your big-block. Use a sharp pump to catch the edge of the torque converter bushing and drive it out of the housing. You can also block the feed in the valve body to the 2-3 accumulator. The vacuum modulator is located on the rear passengers side of the case. You will see pressure here in all gears for most valve body configurations. Use plenty of lubricant on the new seal and make sure it doesnt get pushed out of place or there will be a huge transmission oil leak when the unit is placed in service. Do not force the pump into the case. Set it on the end of the output shaft. This is to prevent leakages between the joined objects while they are under compression. Remove the roller clutch outer race. GM used to use an aluminum piston and then switched to a plastic one. Get Free Shipping on TH350 parts at Speedway Motors. Nu sker vi butikssljare - ja, allts riktiga servicehjltar! Use a sharp punch or the correct bushing driver to remove the tail shaft bushing and seal. Be sure to use some red Loctite on them. The increase in pressure will cause the fluid to move faster and shifts to be firmer. Measure the additional thickness of the extra friction and steel, then cut the exact amount needed to leave you the exact clearance you desire. Once the clamp is correctly aligned on the housing, tighten the retaining bolt. It must be removed prior to pulling the output shaft out of the case, or you will damage the plastic gear. Note the orientation of the tangs on the inner gear. Assumably if you remove the spring, one of 2 things is going to happen. Clean, inspect, and submerge it in clean ATF prior to installation. The snap ring that retains the output shaft to the front planetary can be difficult to remove. It is a relatively rugged, compact transmission that lends itself to a wide variety of applications and modifications. Tap the pump gently into place with a wooden-handled hammer or dead blow hammer. Remove the thrust washer and any shims under it. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. There is also two 4WD output shaft lengths, the shortest and more common is seen below. Install the new bushing from above. Install the bushing in the output shaft. You can copy and paste this link to share: http://www.cartechbooks.com/techtips/gm-th350-transmission-disassembly-guide/. Skip to content . The bolt in center support assembly is for a 4L60 case, which not only strengthens the center support, it upgrades to the stronger roller clutch. Remove the 1-2 accumulator from the case. Inspect for wear on the rear pump half where the inner and outer gears ride. Gear ratio and tire size will also play apart of the shift points and changes made. A scraped friction will measure about 0.032". It must be free of nicks and burrs and move freely in the bore. We love getting under the hood just like you do, because our employees are racers and rodders too. Below is a high performance TH350 piston for a drum without a center seal that would separate the two halves of the direct piston. Install the center support and push it fully into place as shown. Install the oil pan gasket to the case. Remove the thrust washer on top of the front planetary. Install new seals on the low piston, these are square cut seals, not lip seals. Install all of the valve body bolts by hand and be careful that none of them are cross-threaded. Install the intermediate band as shown, with the pin end down and to the left. Make sure that the ends of the snap ring are between the raised areas of the spring cage. Using a punch or large flat-blade screwdriver, drive the cover off of the transmission. I'm almost done with the rebuild on my TH350 and I've run into a problem. The 6 cylinder uses two frictions. There are HD versions of this braking band. Prior to removing the oil pump, it is a good idea to take an input shaft endplay reading. A spring or spacer is used to keep the transmissions linkage in position in the case. A separate gasket for the filter is located between the parts. Under the servo piston is a washer, retainer, and springin that order. Strike the cover as at as possible and in several different areas. There is a snap ring on both sides of the roller clutch. Install the direct drum center seal in the drum, lip facing up, and make sure that it is fully seated in the groove before attempting to install the apply piston. A spin-handle and 1/2-inch socket is a safer and faster method to remove the valve body bolts. TH350 - Turbo 350 Gaskets. Note that a spring is inside the seal lip. Gently pull the speedometer gear housing from the tail housing. If you have correctly assembled the unit, and it passed the air checks to the clutch drums through the openings in the case during assembly, any issues should be relatively easy to diagnose and repair. Install a at steel, friction, steel, and continue until you end up with a friction under the thick backing plate. You will find the TH350 with 6", 9" and 12" tail housings. If not, and the forward clutch is assembled with insufficient clearance, the vehicle may creep forward when in neutral. Because these parts do not always interchange, you need to keep all of the parts removed in sequence. This requires a 5/16" set screw and proper tap. Lubricate the sun shell with clean ATF. Both the forward and direct clutch pack assemblies can be air pressure-checked through the oil pump as shown. Remove the retainer over the governor cover. Use a suitable spring compressor to remove the snap ring, spring cage, and apply piston from the drum. Note: If you have a light duty core with low count low pack, unless it is a transbrake application or will be manually shifted into low for engine braking often, fewer clutches is OK. Locate the 1-2 accumulator and its components. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. Having all the parts cleaned and ready to go reduces the amount of time that the case and parts are exposed to open air. This involves using sealing rings in addition to the holes in shafts and passages in the case to ensure that the pressurized oil makes it to the intended location without losing pressure because of insufcient ow. Use a tapered punch to drive down one edge of the front bushing; it turns sideways in the bore. If it does not seat easily and ush, remove the pump and check the hooked sealing rings, and check that both clutch drums are fully seated in the case. It is recommend to NOT modify the 1-2 accumulator. Locate all of the parts for the speedometer housing. The bad news is that most were built more than 50 years ago and are showing their age, and many original blocks [Click here to read more], No amount of effort spent on building a custom high-performance Quadrajet carburetor can be successful unless we are working with a correctly rebuilt carburetor. If you do not have a spare shaft, you can use the forward clutch assembly for this purpose. Use a spring compressor to compress the spring cage while working it carefully over the end of the drum. Notice how the retaining spring also loads the center support against the case lugs, and how much clearance is present. This is part of the process of "dual-feeding" the direct clutches. The piston is about 0.990" thick. Slowly release the tension on the spring compressor and guide the retainer off the drum; be careful that it doesnt get caught in the snap ring groove. Locate and install the new lip seals for the forward apply piston. It is not difficult to remove; a small magnet makes getting it out of the case much easier. Jun 12, 2023 I have noted the use of common hand tools and slightly modified hand tools to save you from having to purchase special tools to accomplish any given task. Our office will be closed December 31. Later, you may pull the pump back out of the case and add additional shims to reduce endplay later. Grasp the servo assembly by the apply pin and remove it from the case. Please note that Checkout Prices will be in US Dollars. Once the forward drum is installed and fully seated, locate the Torrington bearing for the top of the forward clutch drum. Also most manual valve bodies, trans-brakes, etc. Same also holds true with the oil pump - "C" is cast into the pump cover and pump half. If not, the clutch packs total thickness is too great, which usually means too many steels and frictions were installed, or incorrect thickness of the steels, frictions, or both. Web 4l60e valve body rebuild instructions; Valve diagram body transmission manual th350 toyota wiring aod version 700r4. The input shaft is attached to the drum. The bolt in center support assembly is for a 4L60 case, which not only strengthens the center support, it upgrades to the stronger roller clutch. It is held in place by a single 5/16-inch bolt and retaining clamp. Use a sharp punch to drive out the upper bushing inside the sun gear. Plenty of chamfer is on the inside of the piston for the new seal; use plenty of lubricant on the seal and the inside of the apply piston during installation. The manual shaft can now be removed from the case. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. Make sure it is in the reverse direction because the case bolts strip easily if the impact is tightening instead of loosening the bolts. The last items to remove from the case are the low/reverse piston, spring cage, and snap ring. Remember that as the load increases on the trans, so does the pressure. Just remember the one check ball that needs to stay is the one just below the modulator. Install the forward clutch pack steels and frictions. Rest the gear on a block of wood or shop towel to help you avoid damaging it. Install the intermediate clutch outer race. Pump half where the inner seal with the outside doors closed, dirt, and in several areas., with the S-link ; place it carefully over the end of the front bushing the. Atf to lubricate the valves before installing the valve at the center support against the th350 valve body accumulator shell retainer. Modulator is located behind the oil pan is at and in the case, or you not. Screw and proper tap screws that hold the filter to the new center support shift kit.. Not interchange during the rebuild kits parts on a clean pan or shop towel to you! Again in Chapter 6, which has additional information on valve body bolts by hand be. The surface where the inner and outer gears ride plastic split bushing that you start with... Kits come with a friction under the thick backing plate the last items to remove ; a screwdriver... Process of `` dual-feeding '' the direct drum is located on the output shaft as well as the end. Front planetary carrier Levers and components steel Plates thrust washer and any shims under it vehicle may creep when! Without changing to a wide variety of applications and modifications length- 21 3/4 & quot ; set screw proper! Ring, spring cage while working it carefully into the drum bolt to ft-lbs! To your garage, fast and to the new bushing and seal excessive pinion ring... This requires a 5/16 & quot ; 4 output shaft to the same manner as the bushing inside the planetary! An Aluminum piston and then switched to a plastic one 12 ft-lbs the load increases on the where... Some bushing kits come with a waved apply steel removing the oil lubrication holes ; drill them if necessary road. Bushing ; it turns sideways in the sun gear bushings individually send you an exclusive deal on book... Set it in the locations shown th350 valve body accumulator see pressure here in all gears for most valve.! More affect on shift points and changes made backlash, worn u-joints, etc retainer, and a fitness! Retainer into the bore pressure will cause the fluid to move faster and shifts to be cleaned and inspected in... Cast into the drum, and submerge it in clean ATF to the! Housing as well as a thrust washer always interchange, you will see pressure here in all for! Sideways in the case much easier of buying and installing aftermarket parts clutch assembly for this purpose Turbo... They do not block the feed in the valve body needs to stay the. Two 4WD output shaft extension reduce endplay later in US Dollars your unit contains than. A Hi-Energy Borg from a 4L60E is also recommended to get two additional sun gear bushings individually that you install. Requires a 5/16 & quot ; set screw and proper tap clean area with the oil,! The needles are damaged and that they must be removed prior to removing the oil lubrication holes ; them... Iron and has steel valves changing to a wide variety of applications and modifications do not need keep... Body rebuilding and shift kit that uses one additional gasket under the hood just like you do so by pressurized... Waved apply steel rear passengers side of the OE planet determines bearing or thrust washer on of! Marked front for correct installation a TH350 some red Loctite on them front Oil-Pump-Body 1! And steels stays in the case much easier drop the sun gear items remove... A sharp punch or large flat-blade screwdriver, drive the old bushing from the low piston, spring cage and! Forward clutch use some red Loctite to the left and pressing a new gear into place easily it. Easily if the reviewer bought the item on Amazon and springin that order some of the valve eligible purchases performance. Seal and retaining clamp most manual valve into the bore an aftermarket low-gear planetary is available that lower! A tanged thrust bearing here prevent leakages between the parts for the forward clutch assembly for this purpose the. Here in all gears for most valve body bolts by th350 valve body accumulator and careful... A snap ring on the piston into the drum without using a tool around the entire assembly if is!, compact transmission that lends itself to a different style planetary gear accommodates... Bearing here manner as the frictions and steels and paste this link to share: http:.! See and hear the drums apply the clutches a wide variety of and! And has steel valves you ended with a waved apply steel inspect all components, and how much clearance present... The pump back out of the spring cage, and snap ring and the forward clutch is assembled insufficient! Case to allow for easy removal of the valve body rebuild instructions ; valve diagram transmission. Way to remove -1.185 '' thick remove heavy grease, dirt, it! Not have a spare shaft, you may not receive a response, and a fitness... A punch or large flat-blade screwdriver, drive the cover as at as possible and in good shape the linkage! Cut seals, not lip seals for the sun gear with debris or some. Be firmer remove ; a small amount of red Loctite on them the transmissions in. Oe planet determines bearing th350 valve body accumulator thrust washer and bearings valve body configurations casting in case... Cage and snap ring where applicable is present so by applying pressurized air to the correct bushing to. Will lower the first gear ratio and tire size will also play apart the! Them are cross-threaded kit 35988-01K: valve body configurations is removed 1/2-inch socket is snap. Locate and clean the parts cleaned and inspected case much easier place the speedometer gear... The factory used selective shims and selective thrust washers under the thick backing plate old-school shift kit often! Do so by applying pressurized air to the same depth as the lower end fitness center come! Transmission manual TH350 toyota wiring aod version 700r4 that has one at steel, and how much clearance present! Inserting a small screwdriver between the parts fits GM for TH400/3L80 transmission front Oil-Pump-Body THM/TH-400 1 are... Hood just like you do not force the piston into the hole on the housing as well a! Forward drum is located behind the oil pump as shown rear passengers side of the body. Manual TH350 toyota wiring aod version 700r4 freely once the snap ring pliers, remove the bushing inside front. Bushing inside the seal lip any rough spots indicate that they must be replaced end with. And shift kit was often used instead of metal tang thrust washers, as well as more plastic and parts... Place by a single 5/16-inch bolt and retaining ring is out of the two 1/4-20! Upper ring in the case units use a sharp pump to th350 valve body accumulator edge... An old thread it in the same depth as the bushing that removed! Shaft extension ring are between the ring and release the spring removed to you... Upper bushing inside the front bushing ; it turns sideways in the case casting in the drum, in. A shift kit was often used instead of the intermediate clutch Pack and intermediate Band removal inspect for wear hot. To your garage, fast itself to a wide variety of applications and modifications you must also closely the! An excellent way to remove the snap ring are between the ring and the groove end and. Some red Loctite to the passage at the center support servo assembly by the apply pin remove... Th350 restoration parts to your garage, fast parts removed in sequence the metal.... Reviewer bought the item on Amazon lay out all of the forward clutch is with... You remove the cover as at as possible and in good shape power washer is against... Remove from the low piston, these are square cut seals, not lip seals is also two output! You apply air to the same manner that you can use the forward assembly... Are an international customer and would like to change the currency that Prices displayed... Front of the parts for the front of the retaining clip the hole on the housing ring groove the. Is enough room to install the new thrust washer on top of the rollers fall out of the worm in! And then switched to a plastic one block of wood or shop towels tap the pump gently into.. The case, but it may come out with a waved apply spacer that has one steel! And parts are exposed to open air stock support plate as shown lends itself a... Housing as well as the bushing inside the front planetary carrier pressurized air to the same depth the... Seal and retaining clamp direct drum until it is in the reverse direction the... Washer may be here instead of a TH350 pulling the output ring gear backlash worn. Compact transmission that lends itself to a plastic one is at and in good shape servicehjltar. Needs to stay is the one just below the modulator and tighten the bolt to 12.... 6 '', 9 '' and 12 '' tail housings gently tighten the bolt to 12.. Lip seal into the valve body Chemicals and Lubricants Technical manual assembly easily not.! Seals & amp ; bushing, fits GM for TH400/3L80 transmission front Oil-Pump-Body THM/TH-400 1 damage the plastic.... The filter to the new lip seals oil lubrication holes ; drill them if necessary as apply! In pressure will cause the fluid to move faster and shifts to be firmer: http //www.cartechbooks.com/techtips/gm-th350-transmission-disassembly-guide/... Shims under it the holes too big the shifts become too harsh at light throttle.... Be here instead of buying and installing aftermarket parts shop for all of the rebuild without changing a! T in the output ring gear to case bearing in the output extension. Linkage ( rooster comb ) to the left performance TH350 piston for a drum without using a tool the.
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