How many gears does a Turbo 400 transmission have?
three
TH-400 transmissions are three-speed automatics, with a 2.48:1 first gear. Reverse gear is 2.08:1 and third gear is an even 1 to 1. Turbo 400s use three tail shaft lengths; the most preferred units for a GM swap would have the short 4-inch tail shaft.
How does a Turbo 400 kickdown work?
When the throttle linkage reaches a specific point, the cable triggers a mechanical detent valve inside the transmission–allowing it to shift into a lower gear. The Turbo 400 uses an electric switch to trigger a detent solenoid on the valve body to produce the same effect.
Where can I find a Turbo Hydramatic 400 transmission?
The Turbo-Hydramatic 400 (TH400) automatic transmission can be found behind large, powerful engines on Chevrolet and GM cars and trucks from the factory, as well as Jeep, Cadillac, Oldsmobile and many others. While the unit is indeed one of the stoutest of its kind, trouble can still occur.
What was the name of the General Motors Turbo 400 transmission?
The Turbo 400 transmission was a 3 speed automatic transmission developed by General Motors. This was one of General Motors editions of the Hydramatic transmission series. This transmission is known more commonly by the name TH400, although it did receive another name change in the late 80s, adopting the name 3L80.
What kind of transmission does a GM TH400 have?
If you are looking to purchase a TH400 avoid it. It’ll have The TH475 was used in heavy duty trucks in the 1970’s, and can handle a lot of power. If you were to line up every automatic transmission that GM ever produced, you’d be hard pressed to find one that is larger than the turbo 400.
When did the Turbo 400 TH400 come out?
Turbo 400 TH400 Transmission. Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. It is highly regarded for its supreme durability. This model has a conservative rate of 450 ft. lbs of input torque, though that can be easily upgraded with aftermarket improvements.
The Turbo-Hydramatic 400 (TH400) automatic transmission can be found behind large, powerful engines on Chevrolet and GM cars and trucks from the factory, as well as Jeep, Cadillac, Oldsmobile and many others. While the unit is indeed one of the stoutest of its kind, trouble can still occur.
Can a GM Turbo 400 be used as a 4WD transmission?
This transmission makes an excellent conversion transmission due to its adaptability into most Jeeps longer than CJ5s. Both 2wd and 4wd versions of the Turbo 400 can be used equally well, and there are no inherent advantages to either one once you have installed our adapter assembly.
Turbo 400 TH400 Transmission. Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. It is highly regarded for its supreme durability. This model has a conservative rate of 450 ft. lbs of input torque, though that can be easily upgraded with aftermarket improvements.
When did the GM TH400 automatic transmission come out?
An innovative variable pitch stator was available in the 1965-1967 cars that could essentially vary the characteristics of the torque converter. The TH400 made its way into heavier duty GM trucks in the 1970’s in 2wd and 4wd configurations. The 400 was not just a GM exclusive transmission.