Is a Turbo 400 transmission good?

Is a Turbo 400 transmission good?

The TH400 or Turbo 400 is a good transmission that was used in several cars years ago. This popular transmission was found in GM’s cars, as well as, Rolls-Royces, Jeeps, Jaguars, Ferraris, etc.

What is the difference between a Turbo 350 and Turbo 400 transmission?

They are completely different transmissions. 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. That doesn’t mean the Turbo 350 is weak in comparison.

How many gears does Turbo 400 have?

three-speed
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.

What are the gears in a Turbo 400?

Gear Ratios The Turbo 400 features 2.48 to 1.00 in first; 1.48 to 1.00 in second; direct drive in third; and 2.07 to 1.00 in reverse, according to 4wheeloffroad.com and jeeptech.com.

How much horsepower can a Turbo 400 transmission handle?

About 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.

What is the difference between a 700R4 and a Turbo 350?

The 700R4 has an overdrive while the TH350 does not. Overdrives allow for high-speed cruising, which saves fuel while lowering torque.

Can you replace a 700R4 with a 4L80E?

No, neither the 4L60E or 4L80E will directly swap in. Your 4L60 or 700R4 is a hydraulically shifted trans with an electric lockup in it where as the 4L60E and 4L80E are both fully electrically shifted.

What is the difference between a 700R4 and a 4L80E?

4L80E Differance? 700R4 is the same thing as a 4L60E, they just use a new name, plus it is electronically controlled (the meaning of the E in the name). 4L80E is the TH400 with an overdrive gear on it. You can think of the 700R4 (or 4L60E) as a TH350 with an overdrive gear.

How much oil does a Turbo 400 transmission take?

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