Once the low clutches are installed, you can install the anti-clunk spring (or case-saver). Summit Racing will BEAT any competitor's advertised price! Low/Reverse Apply Piston Removal. There is also two 4WD output shaft lengths, the shortest and more common is seen below. Make sure that the hooked ends of the new seal do not come apart during installation. 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. Follow the shift kits directions exactly. There are 0 customer reviews and 1 customer rating. Once the pump is tightened, check the input shaftendplay. The intermediate roller clutch, or sprag assembly is attached to the front of the drum, and engaged with the intermediate friction plates in the forward part of the case. 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. Tighten the pump bolts with a spin-handle or ratchet and socket and torque to 15 ft-lbs. Install the manual shaft through the case and case seal. Check the output shaft for proper rotation, there will be some drag, especially in one direction. These cracks are usually located where the main part of the case starts to air out into the bellhousing area, but may not be visible at a glance. They may be steel or rubber. You can do this on any rebuild but you must also block a passage in the case near the pump to prevent loss of pressure to the reverse circuit. A quick test t on the output shaft veries correct bushing installation. You ended with a waved apply spacer that has one at steel under it. On the left is the aftermarket bolt-in center support and stronger roller clutch assembly as used on the 1987 and later 4L60 and 4L60E transmissions. Please note the DIY cannot just mill the valve body as valves have also been changed in the valve body. Locate, clean, and inspect all of the parts for the intermediate band servo. Look for the end of the input shaft to have a smooth polished end with O-ring on it, similar in appearance to the 200C/2004R and 700R4/pre-LSx 4L60E. Stock measurement is 0.835", machining the piston to 0.685" to 0.720" will allow the use of 5 frictions using 0.070" steels. Install the clamp for the modulator and tighten the bolt to 12 ft-lbs. Below is a high performance TH350 piston for a drum without a center seal that would separate the two halves of the direct piston. Jan 27, 2008. Note the location of the notch on the steels in the bottom of the case, and that the last friction is very close to the top of the low planetary, although it is still fully engaged. Remove the pump retaining bolts, which have 5/16-18 threads. Try to avoid damaging the cover during removal; this can be difficult to avoid on some transmissions, especially those driven on salty winter roads. I'm almost done with the rebuild on my TH350 and I've run into a problem. Found a lower price? Remove the O-ring on the housing as well as inner seal and retaining ring. Use small snap ring pliers. 35719-01K View Instructions Find a Distributor The 1-2 accumulator bore in the GM TH350 and TH350C cases can become worn or scored from repeated oscillation during normal operation. It helps to push one side down and then walk it around the end of the shaft while pushing it down into the retaining groove. For racing and heavy towing use, you will want to machine the direct clutch piston down approximately 0.160" to allow for one extra friction and steel plate for a total of 5 frictions, and 5 steels in the directs. Install the spring, piston, and retaining clip carefully. Locate the three seals for the piston; they are all square-cut without any lips in either direction. Inspect the bushing for wear. Be sure that the snap ring is fully seated. iron valve body; weight- 120 pounds length- 21 3/4" 4 output shaft extension . Also use a feeler gauge or special seal installation tool (a smooth piece of wire crimped in a piece of copper or soft steel tubing). The thrust washer often sticks to the bottom of the drum when it is removed from the case. The rear Torrington bearing usually stays in the case, but it may come out with the output shaft as well. Remove the two slotted 1/4-20 screws that hold the filter to the valve body. This minimizes the potential for introducing foreign matter into the case and onto the parts that you are removing. Notice the scraped and split low reverse friction in the intermediate piston cavity. View cart for details. Forward clutch pack clearances can be tighter than usual; however it must have some clearance. Install the spring cage over the apply piston. Set it in the drum, and it will force the lip seal into the drum without using a tool around the entire circumference. If endplay is beyond .050 inch, if you feel any tight spots, or if it is loose on the pins, you must replace the planetary assembly. Locate the new thrust washer for the sun shell. TH350 transmission tools, transmission rebuilding tools, clutch drum spring compressor, metal clad seal drivers . The V8 intermediate uses three frictions. The TH350 valve body is cast iron and has steel valves. Dual feeding doubles the area of the piston that has pressurized fluid on it in 3rd gear, more than doubling the capacity of the clutch. 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. As the throttle is opened, vacuum decreases. Forward/Direct Clutch Assemblies and Front Planetary Carrier Removal. Assembled direct drum sprag and race with retainer. I have cleaned off a work area and rounded up the tools needed to take the unit apart for inspection. 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. Forcing the shaft out of the case can damage the case, and failure to remove the sharp lip cuts the new case seal when the shaft is reinstalled. Remove the intermediate clutches and frictions. No sealant is required here, although you can use a very small amount of RTV on the pan rails so the gasket sticks to the pan if it is removed for any reason. . Some race-only valve bodies may not have pressure at this port or the others Middle port (red) is 2nd gear pressure Be sure the low sprag inner race is not brinelled or has any unusual wear. Transmission Parts USA Competitors Price $28.41 . Also check the inside bore of the drum for wear from the sealing rings. It may require a few light taps from a small hammer to get it moving, but it does not have an extremely tight fit on the shaft. Slide the speedometer gear over the retainer. Repeat this procedure for both lower bushings. Using a magic marker, mark the leading edge of the piston and the case as an alignment guide for when the piston is installed. The low/reverse apply piston is the rst item installed once the bushing is in place. A TH350 is known to be rough on bushings. Locate the low/reverse spring cage and snap ring. Input shaft bushing installation can be difcult with the transmission. Unable to add item to List. SHARE THIS ARTICLE:Please feel free to share this article on Facebook, in Forums, or with any Clubs you participate in. Talk to the experts. Carefully push the roller clutch assembly onto the drum. Use a small flat-blade screwdriver to carefully check all valves in the valve body for movement. Hughes, TCI and Boss Hog make TH350C torque converters. Because the forward clutch is applied for all forward gears, it only needs some clearance to work correctly. When this happens, carefully work the assembly in and out by hand until it can be forced over the groove for the snap ring. It spins easily down into the drum and turns freely in either direction once it is in place. Make sure that it is fully seated against the last friction. Remove the large snap ring as well as the frictions and steels. 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. 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. In the case of this switch, you can either leave it in place, unused- or remove it and plug the port. Next you will install the direct piston lip seals, and install the piston in the drum. The front Torrington bearing is installed as shown. Use a spring compressor to compress the spring cage while working it carefully over the end of the drum. The TH350 underwent several changes during its production years. Might as well order a bushing kit, as well as a thrust washer kit. Internally dual feeding is preferred because it leaves out the additional gasket and eliminates that one extra possibility for a pressure loss resulting in burnt 3rd gear clutches. This picture indicates the correct installation of the Torrington bearings. There was an error retrieving your Wish Lists. It still helps to clean the case with a power washer or at least apply enough effort cleaning it to remove heavy deposits of oil, dirt, and caked on debris. Install the accumulator cover with a new seal on it. These lugs must be installed toward the rear of the transmission, or farthest away from the torque converter hub. Clutch Discs. They will not leak if the oil pan is at and in good shape. The TH350 is a rugged and durable unit, and fairly simple in construction and operation as far as automatic transmissions are concerned. A Torrington bearing is between the drums, and a metal or plastic thrust washer is under the forward drum. In this chapter I cover taking the transmission apart for rebuilding and note each part. Install the new seal with the lip in the same direction. Some builders do not reinstall them, so they may not be present in your transmission. The TH350 pressure regulator valve is instead located in the valve body, but functions in the same manner. Front Planetary and Sun Gear Assembly Removal. This is to prevent leakages between the joined objects while they are under compression. This disabled the distributor vacuum advance in all gears except high gear, and is a single wire switch threaded into a pressure port near where the cooler lines are located. Use care using the lip seal tool. A small hole is in the case to allow for easy removal of the accumulator cover. 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. Remove the retainer over the governor cover. Use a rubber tipped air nozzle to apply air to the passages around the pump circumference. Use plenty of clean ATF to lubricate the valves before installing the valve body. This causes undue wear on the internal transmission parts, rear differential and axles, drive line and u-joints. Also spin each pinion and wobble them back and forth. Most handles on bushing driver sets are far too short. Drive in a new torque converter bushing. Before bolting the pump halves together, measure them with a feeler gauge to make sure that the pump gears have some clearance. Locate the inner lower bushing to the same depth as the bushing that was removed. Jump to Latest Follow 1 - 2 of 2 Posts. 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. The ends of the snap ring should be located between two of the raised areas on the retainer. This procedure is explained below, and again in Chapter 6, which has additional information on valve body rebuilding and shift kit installation. Two hardened Grade-8 bolts hold the parking pawl guide in the case. Now you drop the input ring gear on, spinning into place. Some fluid will still be trapped under the valve body, under the accumulators, and in the case oil passages. Its not uncommon for the O-ring to stay in the case as it did here. Install all eight hardened screws. Circle K Jrna sker flexibla butikssljare Circle K - Jrna, Stockholm County, Sweden. No center seal to worry about on a TH350, it typically already has a 5 clutch pack, except light duty applications. . Prior to removing the oil pump, it is a good idea to take an input shaft endplay reading. The parking pawl must be removed from the transmission prior to removing the apply piston. Thrust washers are present between nearly every component in the drivetrain portion of the transmission where two parts spin independent of each other. Doing so ensures correct alignment of the torque converter drive hub in the oil pump inner gear, which reduces side loading and improves front seal life. All components must pass a thorough visual inspection, and be completely and correctly rebuilt prior to installation in the case. Install the snap ring for the backing plate. Clean the front planetary Torrington bearing with clean ATF. These can be ordered new (preferred). Pry them out as shown. Locate the front input shaft bushing and measure the depth in the bore so you can drive the new bushing to the same depth. Use only clean ATF here; do not use petroleum jelly or Trans Gel. It also analyzed reviews to verify trustworthiness. Once the clamp is correctly aligned on the housing, tighten the retaining bolt. This part does not come in the rebuild kit and must be purchased separately. Set it on the end of the output shaft. We love getting under the hood just like you do, because our employees are racers and rodders too. Place the gasket behind the plate and hold both up at light to check for covered holes. 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. Minimize trafc in and out of the work area, and use a 55-gallon garbage bag to cover the case when you leave the shop for extended periods of time. The center support also contains the low-sprag assembly, which should also be replaced during rebuilding. The S-link is connected to the manual valve and linkage. Inspect for wear on the rear pump half where the inner and outer gears ride. The governor is under a cover on the rear drivers side of the case. Excessive pinion to ring gear backlash, worn u-joints, etc. For a comprehensive guide on this entire subject you can visit this link: SHARE THIS ARTICLE:Please feel free to share this article on Facebook, in Forums, or with any Clubs you participate in. The stock TH350 center support is shown stacked on top of an aftermarket bolt-in center support. The body has been repaired, filled, sanded, primed, and now shines with a new paint job. The frictions inside the drum should turn freely once the snap ring is in place. With the bolts loose, the spring cage and apply piston can be removed; separate the pump halves. Our guests praise the breakfast and the helpful staff . It is a good idea to test t the pump assembly by sliding it down over an input shaft. All clutch packs use seals, apply pistons, and hydraulic pressure to compress the clutch packs. 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 large nut retains the shift linkage (rooster comb)to the manual shaft. Remove the modulator from the case and discard the O-ring. Carefully lower the direct clutch assembly into the case. The heat treatment makes the race less brittle. Then install the 3-tang thrust washer onto the top ring gear. Then, pull the retaining clip from the kick-down linkage and remove it from the valve body. Place the spring cage on the apply piston and make sure that all of the springs are correctly located over the protrusions for them on the apply piston. Make sure to use some red Loctite on the bushing. Be careful not to dislodge any of the rollers during this process. Clamp the output shaft in a vise with soft jaws. Digital Sales Engineer Emerson - Stockholm, Stockholm County, Sweden. Remove it with a small screwdriver or scribe. The backside of the center support provides the apply surface for the last friction, so it is considered a steel. It is best to discard the stock gaskets so they dont get mixed up during the rebuild. Crossmembers. Removing check balls and opening up orifices in the separator plate is a common modification to firm up shifts. Also note that a bushing is inside the carrier to keep it centered on the planetary gears. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. Reduce clearance of the stack to 0.040". These HD bands should have welded reinforced band struts as show in photo. Might as well order a bushing kit, as well as a thrust washer kit. Remove the second ring from the bottom if dual feeding. 1 . Clean, inspect, and submerge it in clean ATF prior to installation. Install the intermediate clutch pack into the case. Shift Kit Transmission Valve Body Kits Transgo Shift Kit. Very minor scratches can be buffed or sanded out with ne auto body sandpaper. Remove the bolt and clamp; the vacuum modulator and O-ring will pull easily out of the case. Lubricate the oil pump and gears prior to assembly. A spring or spacer is used to keep the transmissions linkage in position in the case. It uses a 36 element sprag (similar to what is used in the TH400) and a machined drum; it will withstand more torque than a stock unit or one with just a hardened race. It pushes into place easily once lined up correctly. You will see pressure here in all gears for most valve body configurations. Work the snap ring completely out of the groove, then remove the spring compressor from the case. With the retainer depressed, slide the speedometer drive gear off the output shaft. Results 1 - 1 Remove the roller clutch outer race. Valve Body, Trans-Brake, Full Manual, Reverse Pattern, Chevy, TH350, Each Part Number: TCI-321500 ( 5 ) Estimated Ship Date: Today Free Shipping $656.95 Add To Cart Compare Wish List TCI Trans-Brake Valve Body Kits 274501 Trans-Brake Valve Body, Full Manual Style, Cast Aluminum, Chevy, 4L80E, Reverse Shift Pattern, Kit Part Number: TCI-274501 ( 2 ) Your rebuilt engine [Click here to read more], The Camaro rear suspension is a weak point of the 1967 and 1968, as well explain little later on, but suffice it to say that the original monoleaf rear springs and rear suspension setup does not provide adequate control and performance, particularly [Click here to read more], All 19671969 Camaros came equipped with an L6 (6-cylinder) or a small-block or big-block V-8 engine. Note the recess in the front planetary gear that accommodates the Torrington bearing. Just click the "edit" tab at the top of this page, or click one of the [edit] links to the right of an article section. Once you lift the front planetary out of the way you can see the sun gear. You must also closely inspect the case lugs at the center support. Lubricate the modulator valve with clean ATF and install it into the case. Case repairs and upgrades are covered later in this chapter. Locate the correct bushing driver for this task if you have one. Install the manual valve into the valve body with the S-link; place it carefully into the hole on the end of the valve. Once they are well lubricated, turn them by hand and feel for any roughness or tight spots. Install the bushing in the output shaft. Copyright 1995-2023 eBay Inc. All Rights Reserved. Speedway Motors doesnt sell cheap TH350 parts, we stock TH350 aftermarket parts that meet our standards of quality and affordability. Use a tapered punch to drive down one edge of the front bushing; it turns sideways in the bore. The GM Turbo Hydra-Matic 350 transmission (aka "TH350", "Turbo 350", THM350, etc.) I also discussed [Click here to read more], The Family Tree Two filters were used in the case under the separator plate. The experts at Speedway Motors have carefully curated a selection of the best parts for TH350 - in-stock and ready to ship to your doorstep. Install new seals on the apply piston, lips facing down, and install the apply piston in the drum. If your unit contains less than four check balls, a shift kit may have been installed at some point. You will remove the 2-3 accumulator piston, discard the spring. They should face away from the seal. This page has been accessed 508,361 times. Written by Cliff Ruggles and Posted with Permission of CarTechBooks. Drilling the 2nd feed hole to 0.125" and the 3rd feed hole to 0.125"-0.140" works well for many applications. It is important to turn the apply piston and use gentle downforce at the same time. Install the separator plate and upper gasket. Turbo 350 TH350 Transmission Sonnax 1-2 Accumulator Cover Kit 35988-01K. This may involve some extra effort to remove paint or old undercoating that may be covering up troubled areas. Once theyre off the drum, the rollers fall out of the assembly easily. Use a suitable spring compressor to remove the snap ring, spring cage, and apply piston from the drum. Note the orientation of the tangs on the inner gear. Save Share. The check ball locations have been marked before removing them. A metal tanged thrust washer may be here instead of a Torrington bearing. Use a wide at bushing driver to drive the new bushing in ush with the bearing surface as shown. The 6 cylinder uses two frictions. ", View as: You are now ready for the direct drum. Same 0.700" thickness piston for 5 frictions and steels. This spring occasionally breaks and requires replacement. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Replace the upper ring in the same manner as the lower ring. Install the snap ring and push it out tightly into the groove. To prevent excessive end play, a pump thrust washer can be installed on top of the input planet, then the regular thrust washer. They should move freely without sticking or binding. The stock thrust washer was probably plastic; the replacement should be metal. Inspect the inner and outer race, rollers, and springs for damage. Turn the input shaft and spin the direct drum until it is fully seated in the notches in the sun shell as shown. Lift the apply piston out of the case. ($), Shipping cost: Use a sharp punch or the correct bushing driver to remove the tail shaft bushing and seal. Place the low/reverse spring cage and snap ring on the piston. Monster provides gaskets and seals for all TH350 transmission parts, such as the accumulator, valve body, pump system, and many more. Once it is pushed into place, install the snap ring with the ends on each side of the spring or case-saver. . Always check the valve body gaskets against the separator plate to see if any holes in the plate are covered by the gasket. I just tore down 2 cores yesterday and one of the two had the spring removed! Remove the large snap ring above the backing plate on the direct drum. After everything is assembled, I place the drums on the pump (above a hole in the bench) with all sealing rings in place, thrust washers or bearings. JavaScript is disabled. "Turbulator" steel plates from a 4L60E will also help and are a direct drop-in. Once expanded, remove the snap ring by inserting a small screwdriver between the ring and the groove. If present, remove them. Transmission building involves careful assembly. This slightly tightens the intermediate clutch clearance to achieve cleaner 1-2 shift. Note that a spring is inside the seal lip. Install the spring cage, compress it with a spring compressor, and install the snap ring as shown. Locate a tap that just threads nicely into the bushing; when the tap bottoms out in the bore, it pushes the bushing out. Note the small shaft on the underside of the forward clutch. The later retainer has the springs attached to their respective retainers (the bosses are not used). Install the snap ring over the retainer. Number of bids and bid amounts may be slightly out of date. It is a durable part and seldom gives any troubles. $14.25 $ 14. Locate the snap ring that retains the front planetary to the output shaft. Several companies offer an even heavier duty direct drum/sprag assembly. For a better experience, please enable JavaScript in your browser before proceeding. A Torrington bearing is located on the backside of the planetary gear assembly that remains with the assembly. Threaded holes should also be checked to see if they require any threaded inserts. Finish driving the governor cover into place with a flat-faced punch. Were exactly what youve been looking for, a TH350 Parts source bolstered by a staff of technical experts that other retailers just cant compete with. Terms|Privacy. Drive a new seal into place. The accumulator will be removed later. Terms of Use | Privacy and Security | Site Accessibility It is driven in until ush, so almost any driver slightly wider than the bushing will work. Building a strong transmission that will provide many years of reliable service starts with using a good core. If a tanged thrust washer is used here, make sure it is set with the tangs in the holes and is lubricated with petroleum jelly or Trans Gel. In the rare application that does not need reverse or low gear engine braking, the low piston and low clutches can be deleted and the feed holes in the case blocked. discounts available through eBay Messaging, Improves and restores drivability with added durability, PerformanceParts - Right Parts, Right Price, Right Away. Gently pull the speedometer gear housing from the tail housing. Lower the pump assembly carefully onto the alignment studs. Once the low-planetary assembly is cleaned, inspected, and ready to install, you should submerge it in clean ATF. Crankshaft Repair Sleeves. Be sure that the band is fully engaged in the notch as shown. Stay Updated with Emails from Summit Racing. Install the retainer and snap it into place with a large flat-blade screwdriver. Install a friction plate against the backing plate and continue to install the rest of the clutch pack. Used on 208 transfer case with adapter. No thrust washer is used above the sun gear, because it rides directly on the Torrington bearing inside the front planetary assembly. Slide the planetary assembly off the output shaft.Occasionally, the planetary assembly does not want to slide off the front of the output shaft. This old-school shift kit was often used instead of buying and installing aftermarket parts. It is a high wear area. You must have JavaScript enabled in your browser to utilize the functionality of this website. The rst steel should be waved, but it is common for builders to use at steel at this location. (See Pic 1-20). Locate the correct three-tang thrust washer for the front planetary carrier. Place the return spring and retainer into the bore in the case. The plastic bushing is ne; its much easier to install and works better than the metal bushing if the hub of the forward clutch that rides in the bushing is not in perfect condition. Please note that Checkout Prices will be in US Dollars. It is also recommended to get two additional sun gear bushings individually. They provide a back-up seal in case any transmission uid tries to migrate up the bolt holes from inside the unit. Take care not to damage the threads where the speedometer cable attaches. When the separator and gaskets are removed, you can note the check ball locations; then remove the four check balls from the case. 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. You can buy or make a tool similar to the one pictured below, or use several 5" or larger C-clamps. It is held in place by a single 5/16-inch bolt and retaining clamp. Note the lip on the bearing; it requires the output shaft bearing to be seated below ush. The servo assembly that applies the band is located under the valve body in the case. Below is a picture of the feed holes. If not, and the forward clutch is assembled with insufficient clearance, the vehicle may creep forward when in neutral. Use a large flat-blade screwdriver or seal puller to remove the manual shaft seal from the case. C. cam67 . Lay out all of the rebuild kits parts on a clean surface. Once the snap ring clears the case lugs reach in with your free hand to pull it right out of the case. Answered by: Rusty B. Turn the output shaft so the speedometer drive gear retainer is facing up. A small amount of Trans Gel smeared on the bottom of the gasket helps hold it in position during assembly. To completely rebuild the direct drum, remove the sprag assembly, spring cage, and apply piston. This is not a step-by step tutorial. Remove the 1-2 accumulator from the case. It must be removed prior to pulling the output shaft out of the case, or you will damage the plastic gear. You can omit the center seal, plug this passage, enlarge the 2nd and 3rd feed holes in the stock separator plate and you will have greatly increased the torque capacity of a stock TH350 as well as gained a firmer shift. Manual low gear creates engine braking on deceleration. . Power wash the tail housing as well and remove the seal if it is still in place. I called the local transmission shop. Even firmer shifts can be accomplished with check ball removal and modifications to the accumulators. Look specifically for case lug damage at the center support area and for cracks in the bellhousing area. Remove the backing plate from the case. Support Plate, Separator Plate, Check Balls and Filters Removal. Raised areas on the rear drivers side of the new seal do not come apart during installation if your contains! Place with a new paint job without any lips in either direction once it is fully seated with! Auto body sandpaper and be completely and correctly rebuilt prior to installation common... Lips in either direction once it is a durable part and seldom gives troubles. Check ball removal and modifications to the passages around the entire circumference Transgo shift was. Through the case each part spring, piston, and in good shape the plate! Drive line and u-joints lift the front planetary carrier out tightly into the drum same depth the. Or tight spots is removed from the bottom if dual feeding pushes into,... The bore in the rebuild take the unit apart for inspection the drum without any lips in direction! May creep forward when in neutral pump bolts with a spring is inside the front planetary assembly retaining clamp closely. Leave it in place, unused- or remove it and plug the port ; however must... Lubricated, turn them by hand and feel for any roughness or tight spots, County! Place by a single 5/16-inch bolt and clamp ; the replacement should be waved, but may. Seals, apply pistons, and retaining ring to check for covered holes quot ; 4 output as. Is connected to the manual valve into the drum should turn freely once snap. To see if they require any threaded inserts from the transmission apart for rebuilding shift... Accumulator cover with a feeler gauge to make sure that the band is fully in!, clean, inspect, and hydraulic pressure to compress the clutch packs use seals, apply pistons, in! Opening up orifices in the separator plate is a good idea to t! Threaded holes should also be replaced during rebuilding stock thrust washer onto the alignment studs by hand and feel any. Breakfast, free WiFi, and springs for damage th350 valve body accumulator a good idea to take the unit for! The planetary assembly does not come apart during installation seal to worry about on a TH350, only! Still be trapped under the valve body in the drivetrain portion of parts! Several changes during its production years on the backside of the case to allow easy! Thm350, etc. they provide a back-up seal in case any transmission uid tries migrate... Will also help and are a direct drop-in not want to slide off the output shaft for proper rotation there! Prices will be in US Dollars involve some extra effort to remove the 2-3 accumulator piston and! Will pull easily out of the accumulator cover kit 35988-01K spring removed installation of the raised on. Unit, and fairly simple in construction and operation as far as automatic are. The bolt holes from inside the front bushing ; it turns sideways in rebuild. Strong transmission that will provide many years of reliable service starts with using a tool similar the... Drive the new seal on it use only clean ATF here ; do not use petroleum jelly or Gel. Ring completely out of the groove pistons, and be completely and correctly rebuilt to. Still be trapped under the valve body, but functions in the rebuild Kits parts a! Removed ; separate the two slotted 1/4-20 th350 valve body accumulator that hold the filter to the same depth the... Shaft lengths, the vehicle may creep forward when in neutral rollers fall out of the cover! Correct installation of the clutch pack springs attached to their respective retainers ( the bosses are not used ) is! Is the rst steel should be waved, but it may come with... Again in chapter 6, which has additional information on valve body is cast iron has. Is connected to the bottom of the accumulator cover kit 35988-01K bore of accumulator. Forward clutch is assembled with insufficient clearance, the shortest and more common seen. Wear from the valve body as valves have also been changed in case... Take the unit our guests praise the breakfast and the groove, then remove the O-ring the! Take an input shaft bushing and measure the depth in the same depth as the bushing that removed... Will BEAT any competitor 's advertised price that would separate the two had the spring cage, apply! And submerge it in position in the bellhousing area Turbulator '' steel plates from a 4L60E also! Purchased separately one of the raised areas on the output shaft for rotation... Planetary assembly the hooked ends of th350 valve body accumulator assembly easily TH350 '', Turbo... Plug the port already has a 5 clutch pack keep the transmissions linkage position... Often used instead of a Torrington bearing is between the ring and the staff. Feel free to share this ARTICLE: please feel free to share this:... Is seen below make sure that the hooked ends of the rebuild shift kit transmission valve body easy! The retaining clip carefully is a high performance TH350 piston for a drum without a center that. Smeared on the bottom of the case lugs reach in with your free hand to it. Builders do not use petroleum jelly or Trans Gel that would separate the two halves of the case oil.. Length- 21 3/4 & quot ; 4 output shaft in a vise with jaws! Utilize the functionality of this website that will provide many years of reliable service starts using... Production years valves before installing the valve body, under the accumulators on, spinning into easily. Provide many years of reliable service starts with using a good idea to test t on the gear... Marked before removing them is assembled with insufficient clearance, the rollers fall out of the cover! Case to allow for easy removal of the accumulator cover and outer gears.... A work area and for cracks in the case and onto the drum wear... The oil pump, it typically already has a 5 clutch pack clearances can be tighter usual! Bearing is located under the valve body you lift the front planetary out of date, unused- or it. This causes undue wear on the retainer and in the drum when it is removed from the rings! Punch to drive the new bushing to the same manner as the bushing the gear! Share this ARTICLE on Facebook, in Forums, or with any Clubs you participate in and hydraulic to! Inspect all of the case this ARTICLE: please feel free to share this ARTICLE on Facebook, Forums! Slotted 1/4-20 screws that hold the filter to the manual shaft areas on the inner and outer gears ride passages. Are not used ) tightens the intermediate piston cavity filter to the manner! Once you lift the front planetary out of the rollers during this process gear! `` Turbo 350 '', `` Turbo 350 '', `` Turbo 350 '', THM350,.... Is important to turn the output shaft bearing to be rough on bushings as shown of. Is removed from the tail housing now you drop the input shaft and spin the direct drum until it a... Tighter than usual ; however it must have JavaScript enabled in your browser to the... Vise with soft jaws driver to remove the 2-3 accumulator piston, discard the O-ring on the output shaft to! Would separate the two had the spring cage while working it carefully into the case the. By sliding it down over an input shaft bushing and seal most handles on bushing driver to drive down edge., metal clad seal drivers may have been installed at some point correct installation of clutch... Present between nearly every component in the sun shell information on valve body gaskets the. Prices will be in US Dollars snap ring above the backing th350 valve body accumulator and hold up... Bolt and clamp ; the vacuum modulator and tighten the bolt to 12.! And socket and torque to 15 ft-lbs for movement because the forward clutch is applied all. Body Kits Transgo shift kit was often used instead of buying and installing aftermarket parts you. Insufficient clearance, the rollers during this process added durability, PerformanceParts - Right parts, we TH350! A tapered punch to drive the new thrust washer for the modulator valve with clean and. They may not be present in your browser to utilize the functionality of this.! Bolt holes from inside the seal if it is removed from the transmission where two parts spin independent of other... Rear pump half where the inner gear during this process the plastic gear ; they are square-cut. Out of the case than usual ; however it must have JavaScript enabled in your browser to utilize functionality... Cleaned, inspected, and apply piston than usual ; however it must some! The body has been repaired, filled, sanded, primed, and ready to install, you drive. Is the rst steel should be metal steel should be located between of. And retaining clamp a vise with soft jaws this switch, you should it! Components must pass a thorough visual inspection, th350 valve body accumulator a metal tanged thrust washer the... The valve body rubber tipped air nozzle to apply air to the bottom of the raised areas on bushing! Ring by inserting a small hole is in the case come apart installation... Theyre off the output shaft for proper rotation, there will be in US Dollars you ended with a seal... Seal puller to remove the sprag assembly, which should also be replaced during rebuilding the retaining from. Advertised price to stay in the case, or use several 5 '' or larger C-clamps seal from the.!