How hard is it to rebuild a Turbo 400 transmission?
The TH400 is also a very simple unit, and is relatively easy to overhaul. It does not require a lot of special tools, or special procedures. Most hobbyists have great success building their own units at home.
How much does a TH400 transmission cost?
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|This item Gm Turbo 400 Transmission TH400 Stage 2 Race Up to 650 HP||GM Turbo 400 Transmission Stage 3 Race with Trans Brake 800HP|
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|Sold By||Patriot Transmission & Performance||Patriot Transmission & Performance|
Is the Turbo 400 a good transmission?
The Bottom Line
An overview of the TH400 transmission shows it is a durable transmission that can give a good performance. The TH400 was used in a wide range of cars from GM as well as other manufacturers. Interestingly, the transmission can be adapted for use in several engines today.
How much does it cost for a transmission rebuild kit?
On average, transmission rebuild kits will range anywhere from $50 to $300, with high quality kits from popular brands or kits for luxury cars costing more. A kit definitely beats the cost of a new transmission, and if you have the cahones to do it yourself, you can save a LOT of money.
Does a TH400 transmission have overdrive?
Some refer to the 4L80E as the TH400 with an overdrive ratio, as much of the internals are interchangeable. TCI has a complete line of 4L80E transmissions in the Street Fighter and Super Street Fighter trim levels.
How do I know if I have a TH400 transmission?
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. The TH400 uses an electrical slide switch, which is controlled by the throttle linkage. The TH350 uses a mechanical cable kick-down mechanism that is attached to the throttle linkage.
How much longer is 4L80E than TH400?
4L80E transmissions have nearly 25% overdrive and are 4 inches longer than the TH400. The trans mount has been moved rearward by an inch-and-a-half. If we talk about the weight, the 4L80E is nearly 50 pounds heavier compared to the TH400 due to the electronic control.
How fast can a TH400 go?
Registered. you can go much faster than 55 depending on gear ration and tire size. The th400 is not an overdrive, but the 6.2L can spin pretty fast. The tranny should have nothing to do with it.
What years did Chevy use the TH400 transmission?
TH400 Transmission Specs
|Transmission:||Turbo Hydra-Matic 400 (TH400)|
|Applications:||1964 – 1990 GMC, Chevrolet cars and trucks, as well as vehicles from other divisions of General Motors 1982 – 1990 C/K series pickups (6.2L diesel, 3/4 and 1 ton models)|
|Case Length:||24 3/8″|
|Input Shaft:||32 spline|
How do u rebuild a transmission?
The transmission rebuild process typically includes:
- Removing the transmission from your vehicle and dismantling it.
- Chemically cleaning the transmission by running it through a parts washer.
- Any wonky transmission parts, plus all seals and gaskets, are replaced with new ones.
- Any required electrical repairs are performed.