Quick Answer: How do I know if I have a Turbo 350 transmission?

You’ll know it’s the TH350 if you have the fitting attached to the right frontal side of the transmission. However, it is the TH400 if this fitting is at the transmission’s front-rear side.

How do I identify a TH350 transmission?

Look for the vacuum modulator. It will be on the side of the transmission and have a rubber vacuum line attached to it. If this fitting is on the right front of the transmission, you have a TH350. On the similar TH400 it is attached at the right rear of the transmission.

How can you tell a TH350 from a TH400?

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. The TH-400 pan also has two circular indentations on the humped side of the pan.

Is a TH350 the same as a Turbo 350?

The TH350 transmission was introduced in the 1969 model year as the successor to the GM Powerglide automatic transmission. Jointly developed by Chevy and Buick, it is also referred to as the CBC (Chevrolet-Buick Combined) 350. The Turbo 350 quickly become known for its strength, versatility and compactness.

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What vehicles have a Turbo 350 transmission?

The Turbo 350 Transmission found excellent use in Pontiac Firebirds, GMC trucks, Chevrolet Camaros, Monte Carlo, and the Caprice. This transmission remarkably matches GM automobiles with small-block V-8s as well as the small Iron Duke 4-cylinder models, the block-block 396 V-8s, and V-6s.

What transmission do I have by VIN number?

Simply write the VIN number down and you can then ask a dealership service department, auto repair shop, or auto parts retailer to help you identify the transmission. They’ll easily be able to find the specs by plugging the VIN number into the computer.

What kind of transmission do I have?

Open the driver’s side door and find the white card on the side of the door that is filled with small black lettering. This card contains specific details about the year the car was made, its transmission, engine specifications and other details. Underneath or beside the “TR” symbol will be a number code.

How do I know what Chevy transmission I have?

Chevrolet transmissions can be manual or automatic. Automatic transmission on a Chevy can be identified in one of two ways: You can look at the size of the pan on the transmission or you can search for the identification number that has been stamped somewhere on the casing.

Are all Turbo 350 transmissions the same?

Externally, all the TH350 transmissions look the same; however, internally there are some differences. Depending on the engine size of the car the transmission was removed from, it can have anywhere from 10 to 18 friction discs and 10 to 18 steel clutch plates inside.

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How much power can a TH350 handle?

The Stage 1 TH350 is rated up to 450 hp. Those seeking something a little stronger can check out the Stage 2 version (PN PA35102) that holds 550 hp and retails for $1,500 with a real world street price of $1,175 from most vendors.

What transmissions bolt up to a Chevy 350?

The 350 has had TH200 , TH350, TH400 , 4L60 and more than likely the 4L80 automatics behind it. My truck with the Chevrolet 350 engine utlizes the TH400 . There would have been a variety of manual gear boxes behind the 350 as well.

How many gears does a 350 Turbo transmission have?

Turbo 350 Performance Specs

This is an automatic transmission that is longitudinally mounted, making it applicable for rear-wheel drive cars. This transmission is a 3 speed, and no overdrive gear was available. The gear ratios used for this transmission were 2.52 for 1st gear, 1.52 for 2nd gear, and 1.0 for 3rd gear.

Does a Turbo 350 have overdrive?

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

Is a Turbo 350 a good transmission?

A turbo 350 transmission is the perfect transmission for your entry-level sports car, light truck, or rally race. High performance and tough parts give this transmission the ability to handle a variety of use cases.

Is a Chevy 350 a good engine?

The best-known small block V8 in GM’s stable, the Chevy 350 engine is considered one of the 20th century’s best engines. Sought after for its durability, quiet operation and performance, the 350 has also earned a reputation for reliability and usability in a variety of applications, including boats.

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