How do I know if I have Turbo 350 or Turbo 400?
Measure the transmission case with a tape measure. The Turbo 350 case measures 21 3/4-inches long from the front of the bellhousing to the rear of the case. Do not include the tailshaft housing which bolts to the rear of the case. The Turbo 400 measures 24 3/8-inches long from the belllhousing to the rear of the case.
How do I know if my Turbo is a 350?
Count the Number of Bolts However, you can tell if it is a TH350 or TH400 depending on the transmission oil pan’s shape. If the pan is square in shape and looks five-sided due to a cut in one corner, then you are dealing with the TH350.
How do I know if I have a Turbo 400?
It is identified easiest by its “375-THM” designation cast in the underside of the tail housing. The TH475 was an extra-heavy-duty version, and was found in larger trucks from 1971 on. If you are trying to determine the TH400 from another in a vehicle, a fast way to tell is to look at the kick down mechanism.
What vehicles came with a turbo 400?
Upon its launch, the TH400 was evident in Buicks and Cadillacs, and a year later, it was used in Chevrolet and Oldsmobile cars. Buick, Olds, and Cadillacs that were later launched between 1965-1967 also featured the transmission but with an innovative variable-pitch stator.
How can you tell a Turbo 350 from a 700R4?
The shape of the oil pans is one way to differentiate between the TH350 and the 700R4. The TH350’s oil pan is shaped like a square with one of its corners cut off, while the 700R4’s oil pan is basically rectangular.
Is a Turbo 350 and a TH350 the same?
The TH350 is an automatic shift, three-speed transmission. The Turbo 350 is the shortest and one of the strongest automatics that can be put into a Jeep.
What’s the difference between a TH350 and TH400?
The Turbo 350 (top) and the Turbo 400 (bottom) are the quintessential GM automatic transmissions. Both are three-speeds, but the Turbo 400 is physically larger and designed more for the torque capacity of big-block engines.
Is a TH350 the same as a Turbo 350?
Are TH350 and TH400 same length?
The TH350 with a 12″ tail is the same length as the TH400 with a 9″ tail. Even then, the crossmember mount is a different distance from the back of the block.
Are all Turbo 400 the same?
They are, for the most part, interchangeable on the same vehicles; however, you would normally find the TH400 in larger engine applications because they are able to function more reliably at higher engine rpms.