Gm thm 400 3l80 transmission rebuild manual 19691990. Nearly forty years after its introduction, the general motors turbo hydramatic 400 automatic transmission continues to fill the needs for street and strip enthusiasts alike because of its inherent durability. Installation instructions pdf application gm turbohydramatic 400 street and strip automatic transmission for use with large 1. The hydramatic was first introduced by general motors oldsmobile division in 1940. Now available with the award winning ati t400 sfi certified supercase. Im in the process of rebuilding my 67 gto 400 motor.
This is an old draft of some th400 oil pump technical information. Front planetary carrier bushingfits all turbo 400 425 475 3l80 transmissions. Automatic transmissions th400 transmission type free. Mounts to either a th700 or th350 throttle cable bracket. Aug 28, 2011 this is a valve body of a turbohydramatic 400 or 3l80 transmission. Ati has t400 street rod and drag race transmssions for vehicles making 600 horsepower to 3,000 horsepower. Pum02 806b piston, forward clutch steel 6498 1 th400.
A gear vendors will handle more horsepower, deliver bigger performance gains, give you guaranteed troublefree performance, and continue reading gm 23 speed auto. Yet sometimes its so far to get the turbo 400 transmission hydramatic turbine 400 service manual book, also in various other countries or cities. General motors turbohydramatic 400 engineering very. If built properly, the th 400 can tolerate a significant amount of abuse, behind the stoutest of powerplants. In its original incarnation as the turbohydramatic 400, it was first used in the 1964 model year in cadillacs. The 400 has a bolt on tail housing, i think 5 or six bolts around the perimeter, cant remember right now the 350 dosnt bolt on at all, its cast into the housing and like stated before, no kickdown cable on a 400. The th400 is an automatic shift, threespeed, longitudinally positioned transmission. Gm muscle car street rod restoration 2speed 3speed automatic. The general motors hydramatic 4l65e automatic transmission is based on the ubiquitous 4l60e, but is beefed up with heavy duty components for greater strength and performance. When swapping the th400 into any vehicle, this kit makes installation of the transmission kickdown feature a snap. This is an old draft of some th400 oil pump technical. Manual as pdf, turbo hydramatic turbine manual 400. Introduced in 1964, the th400 is an automatic shift, threespeed, longitudinally positioned transmission. A fully textsearchable pdf version this manual is designed to provide detailed information necessary to.
The following year, application expanded to oldsmobile and pontiac and to some fullsized chevrolets. Gm muscle car street rod restoration 2speed 3speed automatic at about 2600 dollars depending on model the gear vendors is not the cheapest way for you to get overdrive but is by far the best. However, the cj5 has to narrow of a wheelbase to accommodate it. The gm turbo hydramatic 400 transmission was used in millions of full and midsize cars, trucks, and suvs since its launch in 1964. This transmission service manual is the most comprehensive workshop manual available and is fully bookmarked for easy navigation. Turbohydramatic or turbo hydramatic is the registered tradename for a family of automatic. Ad this book to your garage library for an easy goto manual on rebuilding and modifying the 400 turbohydramatic transmission. Turbohydramatic th thm 375 400 425 rebuild manuals ebay. The buick version, which followed shortly thereafter, was known as the superturbine.
The turbo 400 transmission, known officially as the turbohydramatic and commonly referred to as simply the th400, was part of a family of automatic transmissions developed and produced by gm. Hydramatic, turbine, 400, automatic, rebuild, overhaul, workshop manual, pdf, instant download, fully bookmarked, free manuals, sales literature, owners manuals. The novak guide to the gm th400 automatic transmission. Turbo hydramatic 400 automatic transmission repair manual repair manuals. It was designed with a threeelement turbine torque converter mated to a epicyclic planetary geartrain, thus delivering three forward speeds plus reverse. Unlike the later turbohydramatic 3speed transmission turbo 350, turbo 400, the 4speed hydramatic did not use a torque converter but instead relied on a fluid. The turbo 400 transmission, known officially as the turbo hydramatic and commonly referred to as simply the th400, was part of a family of automatic transmissions developed and produced by gm. In its original incarnation as the turbo hydramatic 400, it was first used in the 1964 model year in cadillacs. General motors turbohydramatic 400 engineering 515 east jackson st. Turbo hydramatic 400 425 475 3l80 3l80hd transmission. Early 19641967 model turbo 400 transmissions were equipped with a switchpitch torque converters with variablepitch stator. The turbo 400 became the automatic transmission of choice for enthusiasts everywhere due to its durability and simplicity. For the turbohydramatic 400 th400, you can fabricate similar tools from steel flat plate and longer pieces of threaded rod. Turbo 400 transmission rebuild manual abroad studyresearch.
Turbo 400 transmission hydramatic turbine 400 by kristianhurd. Th400 transmission, turbo 400 transmission, th400 monster. Diagrams supplied by general motors and atsg have been noted and are the property of the credited entity. Turbo hydramatic or turbo hydramatic is the registered tradename for a family of automatic transmissions developed and produced by general motors. Turbohydramatic 400 th400 for high horsepower applications requiring a tough transmission, it seemed obvious this would be a good unit to tackle since. Having the tranny gone through by a good transmission shop to do a little beefing up.
The specialty jeep th400 case is 24 12 inches long. Front planetary carrier bushingfits all turbo 400 425 475. These transmissions mate a threeelement turbine torque converter to a simpson planetary geartrain, providing three forward speeds plus reverse the turbohydramatic or turbo hydramatic thm series was developed to replace both the original. Turbo hydramatic 350 c performance transmission products automatic transmission page 2 since 1963 call. Superbeefing the th 400 by mike niebuhr here has never been an automatic transmission more universal that t he turbohydramatic 400 from general motors it has been cast in over a dozen different bellhousing designs to propel an incredible diversity of vehicles, from the complete general motors l i ne to rm general hummers. How to identify a turbohydromatic transmission it still. The turbo hydramatic or turbo hydramatic thm series was developed to replace both the original hydramatic models and the buick dynaflow. Turbo 400 transmission hydramatic turbine 400 service manual download here. For the turbo hydramatic 400 th400, you can fabricate similar tools from steel flat plate and longer pieces of threaded rod. Turbo hydramatic 400 425 475 3l80 3l80hd transmission front pump sealall years. Turbohydramatic 375 1964 to 1978 rwd turbohydramatic 400 1964 to 1985 rwd turbohydramatic 425 1966 to 1978 fwd.
Turbo hydramatic 400 3l80, m40 3 speed rwd hard parts cont. Superbeefing the th 400 by mike niebuhr here has never been an automatic transmission more universal that t he turbo hydramatic 400 from general motors it has been cast in over a dozen different bellhousing designs to propel an incredible diversity of vehicles, from the complete general motors l i ne to rm general hummers. Owc02 817d race, intermediate sprag outer race 19mm 6498 1 th400. Has 4 inch tailshaft and 7 inch separation on top bellhousing bolts important messages. Weighing close to 250 pounds, the transmission was a bulky piece and not overly efficient.
The 4l65e was developed for use in gm trucks, but has been adapted for use in the chevrolet corvette, in gm australias holden monaro and in other performance cars. The buick version, which followed shortly thereafter, was known as the superturbine 400. Owc04 818e retainer, intermediate brake return spring. Gm thm 700r4 transmission repair manual on cd 19821986. Chevrolets turbohydramatic transmission line is the next transmission progression from the chevy powerglide, a reliable transmission first offered in the 1960s. Youll find dvds that cover the teardown, inspection and. Aug 21, 2012 the hydramatic was first introduced by general motors oldsmobile division in 1940. These transmissions mate a threeelement turbine torque converter to a simpson planetary geartrain, providing three forward speeds plus reverse. You can use these to compress spring cages on other components, provided they have a hole through the center of them. Turbo hydramatic turbine 400 automatic transmission. The specifications of a 4l65e transmission it still runs. Sequence for turbo hydramatic 400 transmission diagnosisturbo hydramatic 400 transmission oil checking proceduresexternal oil leaksvacuum modulator, and converter stator diagnosisturbo hydramatic 400 transmission oil pressure checksturbo h. In its original incarnation as the turbohydramatic 400, it was first used in the 1964 model.
I pulled the transmission which is a gm turbohydramatic 400, it is a px series, 2 dimple pan, which was used on late 67 gtos. Jan 21, 2005 the 400 has a bolt on tail housing, i think 5 or six bolts around the perimeter, cant remember right now the 350 dosnt bolt on at all, its cast into the housing and like stated before, no kickdown cable on a 400. Ad this book to your garage library for an easy goto manual on rebuilding and modifying the 400 turbo hydramatic transmission. Oct 30, 2015 in its original incarnation as the turbo hydramatic 400, it was first used in the 1964 model year in cadillacs. These transmissions employ a cable operated kickdown mechanism, as opposed to the electric kickdown feature of the th 400. Thm, transmission rebuild manual 6598 master rebuild kit, 4l80e, th400, w direct power pack 64up. All on one cdrom in pdf format just print any page as needed, no need to get valuable original paper manuals dirty. Turbo hydramatic 400 425 475 3l80 3l80hd transmission front. Box 111 mulberry indiana 46058 specalizing in racing transmissions and valve bodys packing list phone 7652962955 fax 7652962272. Building a drag race turbo 400 with hughes performance. The cost savings and braggingrights for rebuilding and modifying your own 400 turbo trans make this a necessity on your garage shelf. Turbohydramatic or turbo hydramatic is the registered tradename for a family of automatic transmissions developed and produced by general motors. So, to help you locate turbo 400 transmission hydramatic turbine 400 service manual.
Gm thm 700r4 4l60 transmission rebuild manual 19871993. Gm thm 2004r transmission rebuild manual on cd 19801999. Turbo hydramatic 400 automatic transmission repair ma. This is a valve body of a turbohydramatic 400 or 3l80 transmission. Turbo hydramatic th thm 400 425 475 transmission 1pin case connector 1965 1998. Turbo hydramatic turbine 400 automatic transmission service. How to work with and modify the turbo hydramatic 400. When the powerglide could no longer be improved upon, the thm series was developed. Gm th 400 street strip automatic transmission chevrolet with large diameter bushing for use with large diameter yoke 178 in. Aftermarket building techniques take it well past that figure.
How to identify a turbohydromatic transmission it still runs. Allows high speed cruisecruise in overdriveprevents part throttle kickdownquick installationinstallation instructions pdf. Usage the 4l65e was developed for use in gm trucks, but has been adapted for use in the chevrolet corvette, in gm australias holden monaro and in other performance cars. The th400 transmission was gms first design of automatic transmission in the turbohydramatic product line. The most common of those, at least with the older gm cars, is the turbo hydramatic th 350, th400, and 700r4. All three of these gearboxes have earned their stripes over the years, particularly the th400 as the unit to rely on in a purposebuilt drag car. Gm thm 350 transmission rebuild manual on cd 19691985. It was first introduced in select 1964 models then rolled out completly the following year in 1965.
The hydraulically operated thm series consists of the thm700, thm400. Turbohydramatic th thm 375 400 425 rebuild manuals. Turbo hydramatic 400 400lw liteweight 400xlt xtralite. It is widely regarded to be a supremely durable and legendary transmission. Gm th350 tcs high performance direct clutch drum wsprag. Ati racing transmissions th400 drag racing transmissions. The turbo hydramatic 400 was first introduced for the 1964 model year under the name turbo hydramatic in cadillacs and super turbine in buicks. The most common of those, at least with the older gm cars, is the turbohydramatic th 350, th400, and 700r4. The th400 transmission was gms first design of automatic transmission in the turbo hydramatic product line. A fully textsearchable pdf version this manual is designed to provide detailed information necessary to service and. Jul 19, 2019 read ron sessionss book turbo hydramatic 350 handbook. Th400 specs, info, and identification drivetrain resource. How turbo 400 transmission hydramatic turbine 400 service manual, many people also need to acquire before driving. Workshop manual for the general motors turbo 400 gearbox.
Sep 30, 20 turbo 400 transmission hydramatic turbine 400 service manual download here. When looking at a jeep that came from the factory with the turbo 400, itll be bolted to either the bw 39 or the dana 20 transfer case. Designed to be used in applications over 600 horsepower. These transmissions employ a cable operated kickdown mechanism, as opposed to the electric kickdown feature of the th400. At about 2600 dollars depending on model the gear vendors is not the cheapest way for you to get overdrive but is by far the best.
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