It is easily distinguished from the plate-tovalve body gasket; it has additional material in the area under the support plate. These are the reasons that you use the TransGo shift kits. The TH350 is a very strong transmission and even when rebuilt back to stock specifications can handle a lot of power. so i know im not the only one that has it. Estimated International Ship Date: This also applies to short-cap distributors. The trans-go shift kit is not a true shift kit!!! Make sure to carefully align all the bolt holes. nice! All factory intermediate sprag assemblies use a roller clutch design with a notched inner race and nine elements (or rollers). Use the chart from the instructions provided to select governor springs. However, from a rebuilders standpoint, it is not a requirement. Once all the springs are installed in the valve body, take a few minutes with a small flat-blade screwdriver and check the movement of each valve. the Control Assemblies. The results are firmer shifts and reduced slippage and shift overlap. For big-inch engines, or anything making more than 500 ft-lbs of torque, an aftermarket hardened input shaft should be on your parts list. With few exceptions TH350s were never used in heavy-duty service from the factory. There is no need to remove the valve to install the clip. Install a new seal on the governor cover. ( 20 ), Automatic Transmission Shift Kit, Gaskets, Jeep, Toyota, Kit, 5.0 out of 5 stars If you are over 500 HP I would do all the mods to the VB included in the TransGo kit but if this is a rebuild, use the stock seperator plate, drill the feed holes to the TransGo specs ( I use .125" for the 2nd feed, .140" for the third feed on most of my TH400 builds up to 1000 HP. The rubber diaphragm in the modulator gets hard and tired with age and can tear, which affects transmission operation. re-programming that will precisely control the complicated chain of events that Basically, a short shift is typically evaluated as a firm shift. The aftermarket offers a hardened outer intermediate sprag race as an upgrade for the TH350 transmissions. Factory units lead a long life with a lot of endplay measured when they are torn down for rebuilding. TransGo Shift Kit vs. Reprogramming Kit | Hot Rod Forum My wife and i were experiencing what seemed like transmission problems with our car. I am so very appreciative of everything. The stock input shafts are weak at the upper lube hole. E4-VL-LR3 Accumulator Body Repair Fits all E4OD, 4R100 1989-on E4-VL-23 Shift Valves useful energy to heat on the surface of the clutches and bands. Its quite a bit more expensive than upgrading the direct drum on a TH400 transmission, but is highly recommended for any TH350 that is going to be used in a high-torque/ high-horsepower application. Most aftermarket modulators come with a small adjustment screw inside the vacuum fitting. Some builders even tack-welded the stock snap rings to the retainer to prevent this from happening. By road testing and making small adjustments, you can fine-tune the shift points for the best vehicle performance. time allows the friction elements and gears far less time to wear themselves out. This makes it difficult or impossible to cruise at high speeds in overdrive. thank you Dan and Bob for all your hard work. Thank you Jason for diagnosing my car transmission issue that I've been dealing with for months. But I will check again when the trans comes out Friday. These assemblies regulate the functions of the entire This means taking apart everything, thoroughly cleaning and replacing any broken or unusable parts. Required fields are marked *. Check it out. Trans-Go kits cut slipping time by more than 70% (even more in the Competition version) and at the same time improve the quality It takes more abuse than the stock outer race, but can still fail in a high-torque application if it is used with the stock roller clutch assembly. Stock LS1s are rated at 345 or 350 hp (depending on year) at the crankshaft. This modification will make light throttle shifts in the normal driving range occur early. It It's not often that you find a professional person who is willing to take the time to answer questions, converse and explain things so thoroughly, and we truly appreciate it. Case wear at the center support lugs is a common problem with TH350 transmissions. This increased pressure is present during both acceleration as well as deceleration. ive also heard they work great in other trannies but i wouldnt put one in a 5r110. utilized for forward motion. 4L60E Transmission Shift Kit - ABC Transmission The best gasket to use here is fiber, although cork does a fine job of sealing the pan if it is installed correctly. ( 15 ), Automatic Shift Kit, 6L80, 6L80E, 6L90, 6L90E, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit, Shift Kit, Stick Type, Full Manual, GM, 4L80E, Competition, Off-Road, Pro-Street, Each, Shift Kit, Stick Type, GM, 4L60E 1993-2005, Competition, Off-Road, Pro-Street, Each, Shift Kit, Automatic Type, Infiniti, for Nissan, Jatco, 5-Speed, Kit, 4.86 out of 5 stars Move down to the 2-3 shift valve assembly. Whatever your application demands, Summit Racing Equipment has the shift kit you need. Summit Racing will BEAT any competitor's advertised price! Start by figuring out where the good metal ends and the bad metal begins. It has witness marks on the topside where it rests against the 2-3 accumulator. The governor gear is plastic and holds up quite well for many thousands of miles. The recommended torque is 75 in-lbs. I have a 2013 Chrysler Town & Country that chirps when decelerating generally between 30-20 mph. Because each application is different it often takes a few attempts and some minor adjustments to nail down the best tune for shift points. I have a '69 Camaro with a 450hp SBC and it'll bark the tires on the 1-3 shifts. If it was removed for any reason, install the spring first, followed by the spring retainer, apply pin, washer, and servo piston. Most direct drums will use four frictions or clutches. ( 12 ), Shift Kit, Automatic Type, Chrysler, Torqueflite, 3 Speed, Full Race Shifts, Each, 4.77 out of 5 stars However, these same modifications will be poor for a heavy tow vehicle with a small engine and stock torque converter. The guy who installed your transgo, did he use the one for the 6.0 or the 6.4? A five clutch drum is much more desirable and recommended for high performance use. Definitely 5 stars, you've gone above and beyond. dont buy it. Transmission ratios are based off the rear axle ring and pinion ratio. Copyright 2023 by AUTOSALES, INCORPORATED short oil life, and increased fuel usage. With the transmission in the vehicle, it is far easier to install the valve body first, then the S-link, range selector, and detent roller spring assembly. Not everyone who has the ambition to restore a car has the skills to do it. ( 8 ), Shift Kit, Full Manual, Ford, AODE, 4R70W, Competition, No Computer, Each, 4.47 out of 5 stars Staff was very nice. Because of the width of the rollers and notched inner race, the outer race locks tight on the drum and has excellent holding power. less wear, too. You have two choices here to upgrade the direct drum for one additional friction. Remove all of the valve body bolts except for one bolt near the center. Set up the apply piston in the lathe and check for run-out. (We do not sell direct) ( 6 ). At this point, you have two choices for valve body installation. Even though a gasket is used, a heavily warped plate may leak, which causes poor shift performance and clutch failure. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Install the oil pan using the new gasket from the shift kit. Install the TransGo separator plate gasket and the factory support plate. Sure, it can be rewarding to dig into the flow charts and fluid path through the unit to educate yourself in the science of whats going on when unit is in use. are 1/4-20 and most filter bolts are slotted. (48), In Stock, Including at a Supplier. Once the governor cover retainer is removed, drive the governor cover off of the case. Hi David, I read your Quick Guide to Differential & Driveline Noises. We Check that it is fully seated all the way around the housing. You will install the springs from the TransGo kit in order, proceeding from top to bottom as listed in Step 1 of the instructions. This is a testament to how well the TransGo shift kit is engineered; Ive used the exact same shift kit in very mild applications with excellent results. Install the green spring from the kit as well as the retaining pin. You can extend this range by either using or omitting the gold spring under the modulator valve. Hamilton . and there are substantial increases in performance, durability and fuel Install a new gasket from the TransGo kit on the separator plate. Using the same procedure as for the 2-3 shift valve, remove the retaining pin, sleeve, boost valves, and factory pressure regulator valve spring. Summit Racing will BEAT any competitor's advertised price! You can install the valve body with the S-link on the manual valve or you can remove the spring spacer on the manual shaft, which allows the range selector (rooster comb) to move out of the way to install the S-link after the valve body install. This adapter will save a lot of fabrication. Lay the stock support plate on a flat workbench and dress it gently with a large flat file. Very pleased with the service. recorded (C) as the curve leaves the chart. TransGo is without a doubt the industry leader in shift kit technology, and justifiably so. I know how/why a shift kit works and what the goal is by installing one. The aftermarket even offers a stronger hardened outer race as a replacement for the stock race. We can't thank Frank enough for his honest, fair, and kind approach to helping us. These modifications typically involve disabling accumulators, increasing separator plate hole sizes, tossing out a few check balls, and shimming up pressure regulator springs. The TransGo kit is doing more than just increasing line pressure and putting more flow to the clutch packs, it is recalibrating the transmission so that it works as a system with thestock components operational and in place. Shift kits for the 47re????'s | Cummins Diesel Forum of 57, Shift Kit, Automatic Type, GM, 4L80E, 4L85E, Forward/Standard Shift Pattern, Each, 4.68 out of 5 stars 94-98 7.3L General Powerstroke Discussion. Be sure that you install the servo piston correctly because it goes in upside-down. Instead of replacing your automatic transmissions whole valve body, you can get better performance out of your stock valve body with a transmission shift kit. Remove the transmission oil pan. TransGo valve body gaskets have additional holes for the transfer plate in the valve body. The transmission still functions as fully automatic in the Drive position. Detroit and Japan are truly masterpieces of engineering. The shift kit won't fix it now since you have already limped it. A forum community dedicated to Ford F-series owners and enthusiasts with a Power Stroke diesel engine. If later shifts are desired after road testing, remove the gold spring. Estimated International Ship Date: If you are working under the vehicle, this may be the most practical method. That transmission also has the high-performance upgrades outlined later in this chapter, but does not have huge separator plate hole sizes, disabled accumulators, or removed check balls. This part is available from several sources. The threads are 1/4-20 and most filter bolts are slotted, requiring a large flat-blade screwdriver. Some rebuilders may have replaced them with 1/4-20 hex head bolts. X-3 tunes by DJ'S,QT,GH,ID. The instructions note the locations of the check ball locations for the transmission both in and out of the vehicle. I do not recommend tightening the pan bolts to any torque spec.