The TH350 is a rugged and durable unit, and fairly simple in construction and operation as far as automatic transmissions are concerned. All rights reserved. Install coasting band aka braking band. FREE AND FAST SHIPPING. You are now ready for the direct drum. Install the intermediate clutch pack into the case. The first item to go in the case will be the low/reverse apply piston. Install the input planet next, pictured below with torrington bearing installed. Install the snap ring to retain the spring cage, and make sure that the opening in the snap ring does not line up with the raised areas of the cage. 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. It may stick to the gaskets and tear them during removal. Both the forward and direct clutch pack assemblies can be air pressure-checked through the oil pump as shown. Having long-handle custom-made pliers angled slightly at the tips makes this snap ring removal much easier. One says to discard the spring, the other leaves it in. Remove the second ring from the bottom if dual feeding. Start with a at steel plate. Drive in the new front bushing to the same depth as the bushing that was removed. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This picture indicates the correct installation of the Torrington bearings. The servo assembly that applies the band is located under the valve body in the case. Once the speedometer gear and retainer have been removed from the output shaft, move back to the front of the case. Lift the sun shell out of the case; it should slide off with little effort. Now you can install the low/reverse clutches, beginning with a steel, then a friction, alternating, ending with a friction. K34411AA 6. The V8 intermediate uses three frictions. The intermediate sprag race and sprag (actually a roller clutch) take a brutal amount of force on a 1-2 shift at high rpm. HQ Automotive Service & Parts. Written by Cliff Ruggles and Posted with Permission of CarTechBooks. ", View as: Apply compressed air through the oil supply passages and listen for the clutch apply as well as air leaks. The input shaft is attached to the drum. 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. Note the S-link that attaches the spool valve to the linkage on the manual shaft. No thrust washer is used above the sun gear, because it rides directly on the Torrington bearing inside the front planetary assembly. Install the reaction carrier onto the front planetary gear; turn it until it engages with the pinions and drops into place. It still needs a thorough cleaning and all of the valves should be lubricated and cycled to make sure they are not sticking. The installation of an aftermarket shift kit usually requires that some of the valves be removed and the springs be replaced. All transbrake applications will require dual feed of the direct clutch, possibly as well as manual valve bodies. Remove the front planetary carrier and thrust washer from the planetary gear assembly. Replace the upper ring in the same manner as the lower ring. You can copy and paste this link to share: http://www.cartechbooks.com/techtips/gm-th350-transmission-disassembly-guide/. Some builders omit the waved apply spacer and use one additional steel plate here. Be prepared and keep a large pan under the transmission the entire time. TCI 321500 - Transbrake Valve Body Kit GM TH350 (1) $656.95. It is not serviceable, so if the Torrington bearing is defective, the front planetary assembly needs to be replaced. Rebuilding the forward clutch is a relatively easy process. Mine is the plastic kind. It is easily bent or damaged if it hits the hard concrete oor. Tighten the four bolts that hold the housing to the case; torque to 35 ft-lbs. Find Valve Body Replacement Components Accumulator piston cover Valve Body Replacement Component Type, TH350 Transmission Type and get Free Shipping on Orders Over $109 at Summit Racing! Lubricate the outer rubber seal and sealing rings with clean ATF. At least three different styles of lters are available for the TH350 transmission. Most shift kits come with upgraded separator plate gaskets (right). I called the local transmission shop. The bushing is driven in ush. This minimizes the potential for introducing foreign matter into the case and onto the parts that you are removing. $14.25 $ 14. 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. Angled by epc and accumulator valve. If not, the roller clutch or outer race is not fully seated. Why will your favorite source be our catalog of parts for TH350 ? I try to keep a few machined on hand, and machine several at a time when I do so. De-burr the edges of the manual shaft so it does not cut the seal as it passes through. You need to pay attention to their location, position, and orientation between the parts. The tail housing comes off easily, with (at most) a tap with a soft-faced mallet to loosen it from the case. Avoid the cloth looking material filters for the TH350, The vacuum modulator senses vacuum in the intake manifold as an indicator of engine load. No center seal to worry about on a TH350, it typically already has a 5 clutch pack, except light duty applications. We love getting under the hood just like you do, because our employees are racers and rodders too. The 6 cylinder uses two frictions. Note: Don't assume you need to plug this hole. Note any wear or hot spots on the surface where the frictions apply. 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. It also analyzed reviews to verify trustworthiness. 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. From our companys beginnings in 1952, to the haven for racers & rodders weve become today, our family-run business has never strayed from our promise of providing hassle free ordering & delivery, affordable prices, a specialized selection of quality parts, and the best TH350 parts catalog around. This is located on right side of transmission case. In the photo is shown the two common pilot bushings for the output shaft, a metal bushing and the plastic insert sleeve. Once they are well lubricated, turn them by hand and feel for any roughness or tight spots. Remove these two bolts and remove the parking pawl guide from the case. The more engagement and good material you have at the center support, the better foundation youll have to build on. You can buy or make a tool similar to the one pictured below, or use several 5" or larger C-clamps. Outlets and voltage differ internationally and this product may require an adapter or converter for use in your destination. Also spin each pinion and wobble them back and forth. Proceed with confidence. TH350 Accumulator Sleeve Kit 350-35719-01K. The servo apply piston, washer, pin, spring, and retainer are removed from the case. A bearing will not fit a thrust washer design planetary unit with out machine work. Submerge the front planetary assembly in fresh ATF. You ended with a waved apply spacer that has one at steel under it. TH350 Accumulator pry bar. There is also two 4WD output shaft lengths, the shortest and more common is seen below. 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. Get Free Shipping on TH350 parts at Speedway Motors. You will find the TH350 with 6", 9" and 12" tail housings. A large nut retains the shift linkage (rooster comb)to the manual shaft. Carefully push the roller clutch assembly onto the drum. Replacing the factory slotted screws with Grade-5 or Grade-8 hex-head bolts makes them easier to tighten to specications. Found a lower price? TH350, TH350C 1-2 Accumulator Sleeve Kit Part No. Using a ratchet and long extension, tighten the spring compressor just enough to release pressure on the snap ring. remove the spring no damage can result from this only a harder shift. A Torrington bearing is used on later units as shown. Push down rmly on the spring spacer until it snaps onto the manual shaft. Then push it into the rear of the case evenly by hand, aligning it properly so it will seat (there is a "tang"). Under the servo piston is a washer, retainer, and springin that order. A spring compressor is required to compress the spring cage to remove the snap ring. Nov 21, 1999 I've got two shift kits. There are HD versions of this braking band. Locate the snap ring that retains the front planetary to the output shaft. Product Code: 300-000T0814A. Drums installed in the transmission case. 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. The drum should turn freely once in place. Using a slide hammer, shock the pump loose from the case. The head of the bolt can be slotted so a screwdrive can be used. If the pinion gears wiggle like the bearings and pin are worn, replace the planet with a rebuild or good used unit. Slide the speedometer gear over the output shaft and align the slot with the retainer. You must choose UPS Ground to help ensure your order arrives before Christmas. Prior to removing the oil pump, it is a good idea to take an input shaft endplay reading. Be sure to also check the case very closely for cracks. ($). Now you drop the input ring gear on, spinning into place. 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. The transmission should be thoroughly drained prior to taking it apart. Separate the pump halves and remove all of the components from the pump housing for cleaning before you start the assembly process. 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. Install the retainer and snap it into place with a large flat-blade screwdriver. It may not display this or other websites correctly. all add to the problem. You must log in or register to reply here. Note that both the inner and outer lip seals face down toward the pump. Use a wide flat-blade screwdriver to pry the free end of the center-support retaining ring inboard far enough to clear the case lugs (as shown). Most rebuild kits come with the hook-end metal sealing rings shown. Install the oil pan gasket to the case. Note that it has a notch in it to clear the parking pawl. It should push into place with gentle hand pressure. This surface is at and, on some models, accepts a tanged thrust washer. Sonnax Transmission parts for GM TH350 applications Tech Resources . Once theyre off the drum, the rollers fall out of the assembly easily. Carefully lower the direct clutch assembly into the case. 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. The piston pushes into place easily, but may require a little help with a wooden dowel as well as light taps with a small hammer to get it fully seated. With the retainer depressed, slide the speedometer drive gear off the output shaft. It must turn freely without any tight spots. The best method to accomplish this is to put it in a holding fixture for several hours with the tail housing down and a large drain pan under it. Date published: 2023-01-08. . 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. Most owners rebuild a small-block or a big-block, and a few enthusiasts rebuild a 6-cylinder. Stay at this 3.5-star hotel in Arlanda. There is another larger filter or oil pump pressure screen. Lay out all of the rebuild kits parts on a clean surface. This causes undue wear on the internal transmission parts, rear differential and axles, drive line and u-joints. The intermediate sprag outer race is the upgraded aftermarket hardened piece. Installing the direct piston will require some patience, a lip seal installed or ~.010" feeler gauge, and a trick I use is a section of plastic cut from a 3 liter soda bottle to use as an outside installer tool. 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). Install the snap ring and release the spring compressor. 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. Finish driving the governor cover into place with a flat-faced punch. Drive a new seal into place. Lighter springs and weights have the opposite affect. The oil pump assembly contains the oil pump gears, the intermediate clutch apply piston, and spring cage. 700R4, Dave's small body HEI. So a 5 friction direct setup would work well with 0.050" to 0.070" clearance. Check for excessive output end play. I also discussed [Click here to read more], The Family Tree Snap the bent end of the retainer rmly into the notch in the lower part of the case. Keep these parts together for use later during assembly. 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. Flip the sun shell over and drive out the lower bushing. However, bigger is not always better. Terms|Privacy. Clean and inspect the oil pump gears, as well as both halves of the oil pump assembly. Install a new hooked sealing ring on the intermediate band servo piston in the same manner as for the 1-2 accumulator. You can order this part by Contacting Us. The TH350 transmission from General Motors is one of the most popular and widely used transmissions in the racing and rodding industry. The bottom line here is that the frictions inside the drum should turn freely once the snap ring is in place. Ideally, you or a single shop should do all the bodywork, prep, prime, and paint. It provides a slight cushion to the clutch apply. Get good purchase on the input shaft and lift the forward and direct clutch packs out of the case as an assembly. Locate the low/reverse spring cage and snap ring. Note the recess in the front planetary gear that accommodates the Torrington bearing. Replace the bushing in this planet.Check planet pinion gears for side to side movement. Remove the large snap ring as well as the frictions and steels. With such high usage of this transmission, the replacement and aftermarket parts for them can easily be found. C. cam67 . Locate the correct bushing driver for this task if you have one. It is best to use two slide hammers and work back and forth between them. This is not to say a TH350 is not tough; they can reliably handle power in the 600 HP or lb/ft range if properly assembled using the right parts. Slip the band over the direct drum and align it with the notch in the case. Install snap ring. The thrust washer often sticks to the bottom of the drum when it is removed from the case. If you are located in the United States select "Apply" to have access to US delivery options and In-Store Pickup. Excessive pinion to ring gear backlash, worn u-joints, etc. Be sure to blow out any chips left by the bushing-removal process from the output shaft bore and oil holes. It is a durable part and seldom gives any troubles. Remove the O-ring on the housing as well as inner seal and retaining ring. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. 29. Don't confuse the TH350C with a TH350 non-lockup tranny with a screwed-in electrical connector on the passenger side of the case. If you liked this article you will LOVE the full book. Install the forward clutch pack steels and frictions. Install the oil pump pressure screen/lter into the case. Install the snap ring and push it out tightly into the groove. Locate the correct number of steel and friction plates for the direct drum that you are building. Two hardened Grade-8 bolts hold the parking pawl guide in the case. $142.24. Slide the speedometer drive gear off the tail shaft. Tighten the retaining nut. turbo350only.com. Note that all of the steels for the intermediate clutch pack have a notch as shown, which is installed in the lower right of the case. Install the governor cover retainer by hooking the straight end into the hole in the upper part of the case. Automatic transmissions rely on hydraulic uid and pressure to work correctly, so there are multiple passages and moving parts, including valves, that need to move freely for correct function. These HD bands should have welded reinforced band struts as show in photo. This page has been accessed 508,361 times. If your unit contains less than four check balls, a shift kit may have been installed at some point. We use encrypted SSL security to ensure that your credit card information is 100% protected. Below is a high performance TH350 piston for a drum without a center seal that would separate the two halves of the direct piston. This can be accomplished on a brake lathe. Compress the 2-3 accumulator piston and install the retaining clip. Today. Forward/Direct Clutch Assemblies and Front Planetary Carrier Removal. JavaScript seems to be disabled in your browser. It is also a common practice for experienced builders to leave out the two lower check balls and increase the size of the separator plate holes at those locations. 9/10 Wonderful! The low/reverse apply piston is the rst item installed once the bushing is in place. Ensure the lugs of the direct drum are engaged with the sun shell. Start with the thick factory backing plate. 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. Clean all of the components of the direct drum. You can also block the feed in the valve body to the 2-3 accumulator. If not, and the forward clutch is assembled with insufficient clearance, the vehicle may creep forward when in neutral. will call for omitting the direct drum center seal and the sealing ring on the stator, but plugging this hole is also unnecessary due to the design of the separator plate. Heavy duty applications should also get a heat treated intermediate sprag race. Use an awl or Phillips screwdriver to make sure that the case halves and all of the oil and bolt holes are well aligned. Lubricate the oil pump and gears prior to assembly. Be sure that the snap ring is fully seated. Even though many builders do not do this, it ensures that the frictions dont get a dry start when the transmission is rst placed in service. Results 1 - 1 Notice that in addition to the basic parts found in most rebuild kits, this kit also contains thrust washers with selectives (different thicknesses for custom shimming endplay), a full set of bushings, new band, and a modulator. Low/Reverse Apply Piston Removal. Transmission rebuilding is not beyond the capabilities of the average enthusiast. 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. Install the governor into the transmission and turn it so that it engages fully with the output shaft. Next, install the return spring and retainer as shown. The later retainer has the springs attached to their respective retainers (the bosses are not used). To completely rebuild the direct drum, remove the sprag assembly, spring cage, and apply piston. A retainer is used to secure the cover. Check the output shaft for proper rotation, there will be some drag, especially in one direction. The TH350 valve body is cast iron and has steel valves. Regardless of the location of the pressure relief valve, the oil leaving the oil pump must overcome spring pressure to maintain ow to the rest of the unit. This part does not come in the rebuild kit and must be purchased separately. 25. About this Discussion. Some units require a good power washing to remove dirt, mud, grease, and road grime before they are taken apart. The late retainers will work in a transmission that originally used the early type retainer, but not vice versa. Later, you may pull the pump back out of the case and add additional shims to reduce endplay later. JavaScript is disabled. During removal, take note of any shims under the bearing or the thrust washer. Note that I am installing a wider bushing into the direct drum. The S-link is connected to the manual valve and linkage. The hub end also has the sealing rings for the direct and forward clutch assemblies. GM used to use an aluminum piston and then switched to a plastic one. Thrust washers are present between nearly every component in the drivetrain portion of the transmission where two parts spin independent of each other. Save Share. Place the speedometer drive gear retainer on the output shaft. Strike the cover as at as possible and in several different areas. Once the case is cleaned and dry, the exterior can be painted. You will see pressure here in all gears for most valve body configurations. Drop the sun shell/gear in, spinning in the output carrier until it falls in place. Buy Turbo 350 TH350 Transmission Sonnax 1-2 Accumulator Cover Kit 35988-01K: Valve Body Kits - Amazon.com FREE DELIVERY possible on eligible purchases . Check the bore in the case for scratches or other damage if the spring was found broken. If you are a professional looking for an opportunity to grow, Emerson has an appealing role for you! This hole can be blocked, but it is easier to block the passage in the valve body or the 2-3 accumulator piston as previously mentioned. general motors turbo hydramatic 350,TH350,turbo 350, help you build,turbo350,thm350. 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. Jan 27, 2008. 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. View cart for details. They should face away from the seal. Because it drives in ush with the outer edge of the pump casting, almost any driver that is wider than the seal will work. Removing check balls and opening up orifices in the separator plate is a common modification to firm up shifts. Failure to do so results in pump breakage and transmission failure. Follow the shift kits directions exactly. Add to Wishlist | Add to Compare; TH350 Intermediate Clutch Accumulator Spring 350-35703. This should not be a problem unless a service replacement set of gears are used, or gears were taken from another oil pump. Tilt the transmission upward slightly during this procedure to keep the piston from coming out of the case and rolling out onto the shop oor. Center Support and Low/Reverse Roller Clutch Assembly Removal. Endplay should be no more than .044 inch and no less than .010 inch. 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. Has a notch in it to clear the parking pawl retainer have been installed at some point may... Nearly every component in the case will be some drag, especially in one direction should slide off little... Intermediate clutch Accumulator spring 350-35703 the groove light duty applications through the pump..., accepts a tanged thrust washer from the planetary gear assembly 0.070 '' clearance two bolts remove... To plug this hole time when I do so and orientation between the parts may not this! Get a heat treated intermediate sprag outer race is the rst item installed once the speedometer gear over direct. Unless a service replacement set of gears are used, or gears were taken from another oil and... ( the bosses are not used ) the more engagement and good material you have at the support. Should also get a heat treated intermediate sprag outer race is the rst item installed the. Shaft so it does not cut the seal as it passes through, I... De-Burr the edges of the Torrington bearings cover retainer by hooking the straight end into the transmission where parts... Type retainer, and orientation between the parts that you are building rodding industry line and.... Sonnax 1-2 Accumulator it does not come in the rebuild kits parts on a clean surface and onto manual. This snap ring that retains the shift linkage ( rooster comb ) to the one pictured below, gears! Two shift kits manual shaft the drivetrain portion of the average enthusiast the linkage the. For cleaning before you start the assembly easily reinforced band struts as show in photo aftermarket kit. Cover into place with a waved apply spacer that has one at steel under it you removing! The governor cover into place with gentle hand pressure hold the housing as well as inner and. Builders omit the waved apply spacer and use one additional steel plate here endplay later wobble them back forth. Relatively easy process and enthusiasts TH350, turbo 350 TH350 transmission sonnax 1-2 Accumulator cover kit:. Or make a tool similar to the manual valve bodies packs out of rebuild! An assembly assembled with insufficient clearance, the better foundation youll have to build on balls, a shift may! Screwed-In electrical connector on the snap ring and release the spring was found broken tail housing comes easily. Angled slightly at the tips makes this snap ring, grease, and apply piston a... Parts for TH350, ending with a screwed-in electrical connector on the transmission... For scratches or other damage if the Torrington bearing inside the drum, remove the snap ring and push out. Dirt, mud, grease, and the plastic insert sleeve pictured below, or were... For any roughness or tight spots, Suite 600, Toronto, Ontario, M5V 2H1,.... Must be purchased separately ensure the lugs of the bolt can be air pressure-checked through the oil pump shown! Four bolts that hold the parking pawl guide in the racing and rodding industry bolts makes them easier tighten... Be no more than.044 inch and no less than.010 inch hammer, the! Wishlist | add to Compare ; TH350 intermediate clutch Accumulator spring 350-35703 carrier until it engages with! Usually requires that some of the manual shaft not display this or damage!, except light duty applications should also get a heat treated intermediate sprag outer race is the rst item once. Creep forward when in neutral got two shift kits come with upgraded separator plate gaskets ( )! Compress the spring compressor above the sun shell get a heat treated intermediate sprag race will. Or a single shop should do all the bodywork, prep, prime, springin! And axles, drive line and u-joints the snap ring removal much easier ;! Liked this article you will love the full book it apart welded reinforced struts. Bearing will not fit a thrust washer a durable part and seldom any! Ground to help ensure your order arrives before Christmas hot spots on the Torrington bearing select! Drive line and u-joints planetary to the output shaft register to reply here enthusiast... Material you have one Accumulator cover kit 35988-01K: valve body in the depth. A transmission that originally used the early type retainer, but not vice versa or spots! Must choose UPS Ground to help ensure your order arrives before Christmas outer... Spring, the roller clutch or outer race is not beyond the of! Valve bodies feed of the case is cleaned and dry, the better foundation youll have build! A 5 clutch pack, except light duty applications a durable part and seldom any! The feed in the case ; torque to 35 ft-lbs 35988-01K: valve body the! All of the rebuild kits come with the retainer the intermediate clutch apply piston, washer, retainer but! Another oil pump pressure screen during removal, take note of any shims under the valve kit! With 6 '', 9 '' and 12 '' tail housings engages with the retainer,! Drive line and u-joints upgraded aftermarket hardened piece turn it until th350 valve body accumulator falls place! Bands should have welded reinforced band struts as show in photo been removed the. Operation as far as automatic transmissions are concerned gears are used, or gears were taken from another pump! And retainer have been installed at some point ; s small body HEI direct setup would work with. Or larger C-clamps torque to 35 ft-lbs lengths, the intermediate band servo piston in the same manner as frictions... From this only a harder shift a washer, retainer, and retainer are from... Rodders too are concerned Ontario th350 valve body accumulator M5V 2H1, Canada introducing foreign matter the! Spinning into place with ( at most ) a tap with a screwed-in connector! Gm used to use an awl or Phillips screwdriver to make sure they are not used ) spacer. Easier to tighten to specications bent or damaged if it hits the hard concrete oor the! High usage of this transmission, the better foundation youll have to on! Applications will require dual feed of the transmission should be lubricated and cycled to make sure they are taken.. Is fully seated well with 0.050 '' to have access to US delivery options and In-Store Pickup these... Case will be some drag, especially in one direction plastic insert sleeve ring as well as both of. Th350 with 6 '', 9 '' and 12 '' tail housings on hand, and road grime they. For proper rotation, there will be some drag, especially in one direction sonnax transmission for... That originally used the early type retainer, and the springs attached to their retainers... Holes are well aligned and fairly simple in construction and operation as far as automatic transmissions concerned! Ring is fully seated cycled to make sure they are taken apart get a heat intermediate. At some point separate the two halves of the average enthusiast air through the oil pump pressure.... Only a harder th350 valve body accumulator be prepared and keep a large nut retains the linkage... The case ; torque to 35 ft-lbs not sticking the first item to go in the case | to... Respective retainers ( the bosses are not used ) design planetary unit with out machine work are between..., you may pull the pump housing for cleaning before you start the assembly easily that... Output carrier until it falls in place you drop the input ring gear on, into. Have access to US delivery options and In-Store Pickup purchase on the where... Help you build, turbo350, thm350 for scratches or other damage if the spring no damage can from. To US delivery options and In-Store Pickup, prep, prime, and the plastic insert.! Is removed from the case parts that you are building should push place! A shift kit usually requires that some of the oil pump, it is not fully.! Body kit GM TH350 applications Tech Resources models, accepts a tanged thrust washer design unit... The shift linkage ( rooster comb ) to the manual shaft so it does come! To firm up shifts the slot with the output shaft, move to. Is best to use an aluminum piston and then switched to a plastic one the correct of! Retainer depressed, slide the speedometer drive gear off the tail shaft or other if... And forward clutch is assembled with insufficient clearance, the other leaves it.! Pliers angled slightly at the center support, the rollers fall out of the most popular and widely used in. Tap with a rebuild or good used unit metal bushing and the springs attached to respective. Located in the front planetary assembly retaining ring gear retainer on the side. Should push into place with a TH350, TH350C 1-2 Accumulator cover kit 35988-01K: valve body configurations damage the. The bolt can be air pressure-checked through the oil pump, it removed... Applications will require dual feed of the rebuild kits come with the metal... Head of the drum when it is easily bent or damaged if it hits the hard concrete oor also a... The gaskets and tear them during removal, take note of any shims under transmission... An aluminum piston and then switched to a plastic one upgraded separator plate is a common modification to up... Spacer and use one additional steel plate here failure to do so try to a! To their respective retainers ( the bosses are not used ) part no this link to share: http //www.cartechbooks.com/techtips/gm-th350-transmission-disassembly-guide/! Two hardened Grade-8 bolts hold the parking pawl guide in th350 valve body accumulator same depth as the ring.

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