The TH350, also known as the Turbo Hydra-Matic 350, was a three-speed automatic transmission produced by General Motors from 1969 to 1993. It was a popular and durable transmission used in a wide variety of GM vehicles, known for its reliability and relatively simple design. Here are some of the most popular cars that were equipped with the TH350 transmission⁚
Chevrolet
- Chevy Camaro (1969-1981)⁚ The first generation Camaro offered the TH350 as an option, particularly in V8 models. It became a standard transmission for many Camaro models in later years.
- Chevy Corvette (1969-1981)⁚ The C3 Corvette, known for its sharp styling, utilized the TH350 as the standard automatic transmission.
- Chevy Nova (1969-1979)⁚ The compact Nova, popular for its affordability, used the TH350 in several trim levels, including the SS model.
- Chevy Impala (1969-1976)⁚ The large and luxurious Impala was available with the TH350 as an option for V8 models.
Pontiac
- Pontiac Firebird (1969-1981)⁚ The Firebird, often seen as a close rival to the Camaro, adopted the TH350 in its various engine options.
- Pontiac GTO (1969-1973)⁚ The muscle car GTO, known for its powerful engines, was often paired with the TH350.
Other GM Cars
- Oldsmobile Cutlass (1969-1978)⁚ The Cutlass, a popular mid-size car, utilized the TH350 in many trims, including the sporty 442 model.
- Buick Skylark (1969-1979)⁚ The Skylark, a popular intermediate car, featured the TH350 as an option for V8 models.
The TH350 was a versatile transmission that found its way into a wide range of GM vehicles. Its reliability and durability made it a popular choice for performance enthusiasts and everyday drivers alike. While the TH350 is no longer in production, it remains a sought-after transmission for classic car restoration and hot rod projects.
The TH350⁚ A Closer Look
The TH350s popularity stemmed from its robust design and ease of maintenance. Its three-speed configuration offered a good balance of performance and fuel efficiency for the time. It also featured a planetary gear system, which provided smooth shifting and a durable design.
Key Features of the TH350⁚
- Three-speed automatic transmission⁚ Offered a simple yet effective design for everyday driving.
- Planetary gear system⁚ Ensured smooth and reliable shifting.
- Torque converter⁚ Provided smooth acceleration and efficient engine operation.
- Durable construction⁚ The TH350 was known for its robust build quality and longevity.
Modifications and Upgrades⁚
Over the years, the TH350 underwent several modifications and upgrades to improve its performance and reliability. These included⁚
- Improved valve body⁚ For smoother shifting and better response.
- Higher-capacity torque converter⁚ For increased torque handling and better acceleration.
- Heavy-duty clutches and steels⁚ To withstand higher torque loads and provide longer service life.
- Shift kits⁚ To enhance performance and provide a more aggressive shift feel.
Popularity in the Aftermarket⁚
Even after its production ended, the TH350 continues to be popular in the aftermarket. Its availability, ease of repair, and potential for customization have made it a favorite among hot rodders, restorers, and performance enthusiasts. With proper care and maintenance, a TH350 can provide years of reliable service.