What is a 350c transmission?
The 350c transmission is a type of automatic transmission commonly found in various vehicles, particularly those manufactured by General Motors (GM). This transmission is known for its reliability, durability, and versatility, making it a popular choice among automotive enthusiasts and mechanics.
What is a 350c Transmission?
The 350c transmission is a three-speed automatic transmission that was first introduced by GM in the late 1960s. It was designed to be a robust and dependable transmission that could handle the power and torque of a wide range of engines, from small-block V8s to larger displacement engines.
The "350" in the name refers to the transmission's torque capacity, which is rated at 350 lb-ft (475 Nm). The "c" stands for "Chevrolet," as this transmission was primarily used in Chevrolet vehicles, although it was also found in other GM models, such as Pontiac, Oldsmobile, and Buick.
Key Features of the 350c Transmission
- Three-Speed Automatic: The 350c transmission is a three-speed automatic, meaning it has three forward gears and one reverse gear. This design provides a good balance between performance and fuel efficiency.
- Robust Construction: The 350c is known for its rugged construction, with a cast-iron case and heavy-duty internal components that can withstand high levels of power and torque.
- Widespread Availability: The 350c transmission was used in a wide range of GM vehicles, from muscle cars to trucks, making it a common and readily available component in the automotive aftermarket.
- Customization Options: The 350c can be modified and upgraded with various performance parts, such as high-performance clutches, torque converters, and valve bodies, to improve its performance and capabilities.
Overall, the 350c transmission is a reliable and versatile component that has played a significant role in the history of GM vehicles. Its durability and adaptability have made it a popular choice among enthusiasts and mechanics who value a dependable and customizable transmission.
What is the difference between TH350 and TH350C?
The internals are exactly the same between a th350 and th350c. The only differences are the input shaft and pump cover and they are only different in length to accommodate the lock up converter.
What is a Turbo 350c transmission?
The th350 is a 3 speed transmission, the 350c is a 3 speed that uses a lock up converter. An overdrive and a lock up converter are two different things. An overdrive has a ratio that is lower (numerically) than 1:1, such as . 76:1...
How do I know if I have a TH350C?
On the driver's side of the transmission, about halfway along the length of the main body of the transmission, the presence of a 4-prong connector means you have a TH350C (lockup).
How do I tell if I have a TH350 or TH400?
Check the Connection. There's a cable that may be connected to the transmission's side and next to the location of the shifter linkage. In this case, you are to ascertain if the cable is connected to the engine. The cable is a kick-down cable and the TH350 has this cable whereas the TH400 does not have this feature.
What is the weakness of the 700R4?
Problems With the 700R4
Early 700R4 transmissions came with the less desirable 27-spline input shaft. Later units, those produced after 1984, featured 30-spline input shafts. In high-power applications the lower spline count can be more likely to break.
Is a TH350C a good transmission?
Surprisingly, the transmission doesn't have too many issues, but there are some inherent design flaws when this transmission is used in high-performance applications. First on the list is the race that rests between the high-gear drum and the secondary drum.
What years did Chevy trucks have bad transmissions?
Transmission Problems
These transmission issues can be caused by failed shift solenoids or by issues with the software in the car's PCM. Model years particularly affected include 2002, 2012, and 2017. Chevrolet's even faced several recalls thanks to these problems.
What vehicles came with a TH350C?
The HydraMatic 350 transmission was prevalent in nearly all GM, rear-wheel-drive cars and trucks through 1984. It was typically paired with Small Block V6 & V8 engines.
Which GM transmission is strongest?
The 10L90E is by far the biggest and heaviest modern automatic transmission in GM history, but it's also the strongest and offers amazing performance and economy when matched with a Gen V LT engine. This is part of the newest technology in the performance world.
What is a turbo 350c?
The th350 is a 3 speed transmission, the 350c is a 3 speed that uses a lock up converter. An overdrive and a lock up converter are two different things.
