Quick Answer: What Fluid Goes In A Turbo 400?

How many quarts of transmission fluid does a 400 Turbo take?

You can expect to use between 11 and 12 quarts of fluid in the stock version..

What type of ATF fluid do I need?

Dexron III/Mercon – This is one of the most common fluids on the market. Most GM and Ford units call for this type of ATF, as well as many imports. If your owners manual recommends any form of Dexron, or any Mercon – other than Mercon V – this is the fluid you want.

What happens if you put too much transmission fluid in a car?

If you add too much transmission fluid, you will notice that it may foam, and that can bring about erratic gear shifting. Some other problems that may arise include oil starvation and transmission damage. … Adding too much transmission fluid can also cause early failure and damage of parts as result of excess pressure.

How can you tell the difference between a Turbo 350 and a Turbo 400?

Both transmission pans have 13 bolts, but they have a different shape. The TH-350 uses a square pan, with one corner cut off. The TH-400 uses an oblong-shaped pan with one side having a “hump” in the pan and one side is curved while the other two sides are straight.

Is a Turbo 350 torque converter the same as a Turbo 400?

Yes they are the same and the converter will work on a TH400.

What fluid goes in an Allison transmission?

Allison recommends that customers use an Allison Approved TES 295® automatic transmission fluid to extend drain intervals and enhance transmission performance and durability in all operating environments with on-highway products.

How much power can a Turbo 400 handle?

About 400-450 HPAbout 400-450 HP/TQ is the limit on the stock TH400. With ONE almost free modification and some minor valve body calibration changes, 800 HP on an otherwise stock TH400 is not a problem if it’s assembled well (good endplay, etc), and the 34 element sprag is a wise addition above 450 HP or any drag usage.

Can transmission fluid dry up?

Drying out: Regular use of your vehicle keeps transmission fluid circulating, which in turn keeps your seals lubricated. If your car sits for extended periods, the seals that are not submerged in fluid can start to dry out and crack.

How much transmission fluid do I need to add if low?

If the transmission has been drained, you will need 4-12 quarts of fluid to fill it back up. Follow the vehicle service manual for the recommended type and amount of fluid to use. If the fluid is very low when it is checked, then add more fluid and look closely for any leaks.

Which is better Turbo 350 or Turbo 400?

The Turbo 400 is larger, longer, and heavier than the Turbo 350 and was designed to live behind higher-torque applications such as big-blocks.

How many quarts of transmission fluid do I need?

Most passenger vehicles take from 12 to 16 quarts of transmission fluid, but the model of the vehicle dictates the type and how much. While many vehicles come with a dipstick to check the transmission fluid, there are other models that do not.

How does a Turbo 400 transmission work?

The TH400 transmission takes advantage of an electrical slide switch controlled by the throttle linkage. On the other hand, the TH350 uses a mechanical cable kick-down that is connected to the throttle linkage. Despite the difference, the TH400 is considered the heavy-duty version of the Turbo-Hydramatic 350.

How much is a Turbo 400 transmission worth?

selling it as a good unit and with a “it will work” or your money back warrantee, it should be worth $150-200. There are many shops that sell a stock rebuilt TH400 for $600.

Does Turbo 400 have overdrive?

They are the strongest GM overdrive transmission ever produced, and easily accept upgrades to make them a great choice for extreme power applications. … A Turbo 400 has no lock up feaature, and although the lock up feature in the 4L85 is controlled by the transmission, it is contained in the converter.

Will a Turbo 400 replace a turbo 350?

Yes, the TH400 uses a different yoke than a TH350 and the tranny is longer so the driveshaft will need to be cut.