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34420 Transmission Detent Solenoid TH400

fits model: Turbo, 400. year: 1964-82.

Th400 Aftermarket 34420 Turbo 400 Transmission Detent Solenoid 1964-82

( Brand: Aftermarket ), ( Manufacturer Part Number: 34420 ), ( Part Type: Transmission Solenoid ), ( Fitment Type: Direct Replacement ), ( Transmission Type: Automatic )

Review AFTERMARKET Transmission Detent Solenoid fits TURBO 400 1964-82

Introducing the TH400 Turbo 400 Transmission Detent Solenoid, a crucial component for ensuring smooth and efficient operation of your 1964 to 1982 Chevrolet, GMC, or Oldsmobile automobiles equipped with the TH400 transmission. This solenoid is specifically designed for use in these applications and is an essential part of the torque converter lock-up system.

The TH400 Turbo 400 Transmission Detent Solenoid is a hydraulic solenoid that functions by controlling the pressure in the transmission fluid. When the solenoid is activated, it allows fluid to flow from the torque converter to the transmission, applying the lock-up clutch and engaging the direct drive mode for optimal fuel efficiency and power delivery. The solenoid features a robust construction, with a durable housing and a high-quality plunger and spring assembly that ensure reliable operation under heavy loads and extreme temperatures.

The TH400 Turbo 400 Transmission Detent Solenoid is a direct replacement for the original factory part. It is engineered to meet or exceed OEM specifications, ensuring a perfect fit and seamless integration into your vehicle's transmission system. The solenoid is also compatible with aftermarket performance parts and modifications, making it an ideal choice for enthusiasts seeking to enhance the capabilities of their classic muscle car or work truck.

Upgrading your vehicle with a new TH400 Turbo 400 Transmission Detent Solenoid offers several benefits. First and foremost, it can help improve the overall performance and drivability of your vehicle by enabling the torque converter lock-up feature more consistently and reliably. This results in smoother shifts, reduced engine revving during upshifts, and improved fuel economy. Additionally, a new solenoid can help address common issues such as delayed engagement or failure of the lock-up clutch, which can lead to slipping or harsh shifting.

Installing the TH400 Turbo 400 Transmission Detent Solenoid is a straightforward process that can be completed in a few hours by an experienced DIY mechanic or a professional transmission shop. The solenoid is easily accessible, and the installation process does not require any major modifications to the transmission or other components.

In summary, the TH400 Turbo 400 Transmission Detent Solenoid is an essential upgrade for any classic Chevrolet, GMC, or Oldsmobile vehicle equipped with the TH400 transmission. It offers improved performance, reliability, and fuel efficiency, making it a must-have for both daily drivers and enthusiasts seeking to take their classic ride to the next level.

The TH400 transmission is a popular choice for automotive applications due to its durability and ability to handle high horsepower. The detent solenoid is an essential component of the transmission's shift mechanism. Here are some pros and cons of buying a 34420 TH400 turbo 400 transmission detent solenoid for a 1964-1982 vehicle:

Pros:

1. Improved Shifting: A faulty detent solenoid can cause delayed or erratic shifting. Replacing it can result in smoother and more consistent shifts.

2. Durability: The TH400 transmission is known for its robustness. A high-quality detent solenoid can last for a long time, making it a worthwhile investment.

3. Availability: The 34420 TH400 turbo 400 transmission detent solenoid is widely available from various automotive parts suppliers.

4. Easy Installation: The detent solenoid is a relatively easy component to replace, requiring only basic hand tools.

Cons:

1. Cost: While not excessively expensive, the cost of a new detent solenoid can add up if you are working on a budget.

2. Potential for Further Issues: A faulty detent solenoid could be a sign of more significant transmission problems. Replacing the solenoid without addressing any underlying issues could lead to further costs down the line.

3. Incompatibility: Ensure that the detent solenoid you purchase is compatible with your specific vehicle and transmission configuration.

In conclusion, the decision to buy a 34420 TH400 turbo 400 transmission detent solenoid depends on your specific circumstances. If you are experiencing shifting issues and want to improve the performance of your transmission, then replacing the detent solenoid is a worthwhile investment. However, if you are on a tight budget or unsure of the transmission's overall condition, it may be wise to consider alternative solutions or seek the advice of a professional mechanic before making a purchase.

Recommendation: Before purchasing a detent solenoid, ensure that you have accurately diagnosed the issue with your transmission. Consult with a mechanic or transmission specialist to determine if replacing the detent solenoid is the best solution for your particular situation. Additionally, consider purchasing a high-quality aftermarket detent solenoid from a reputable supplier to ensure longevity and reliability.

Details:

The TH400 Turbo 400 Transmission Detent Solenoid is an aftermarket direct replacement part designed for automatic transmissions. Ideal for those in need of a high-quality transmission component, this product is valuable addition to your vehicles drive train. With superseded part numbers also listed, this detent solenoid ensures a reliable and functional replacement for your transmission system.

part #: 34420 prices

  • $28.04-$37.75

specifications gearreb:

  • for models: Turbo, 400
  • for years: 1964-82
  • brand: Aftermarket
  • mpn: 34420
  • part type: Transmission Solenoid
  • fitment type: Direct Replacement
  • transmission type: Automatic

general gearreb:

  • Car Truck Parts Accessories > Transmission Drivetrain > Transmission Rebuild Kits
  • condition: New

shipping gearreb:

  • type: Calculated
  • cost: $0.00
  • class: Standard
  • carrier: USPS
  • transit: 5-11 Days
  • service: USPS Ground Advantage

seller gearreb:

  • city: Escalon, California
  • rating: 100.0%
  • # reviews: 1

payments gearreb:

  • wallet: Google-pay
  • other
  • credit card: Discover

offer gearreb:

  • availability: In Stock
  • sold: 0
  • started: June 1, 2025
  • options: Ship-to-home
  • quantity: 1
  • best offers: True

returns gearreb:

  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted
for models: turbo, 400, for years: 1964-82, part type: transmission solenoid, fitment type: direct replacement, transmission type: automatic,
category: auto parts > car truck parts accessories > transmission drivetrain > transmission rebuild kits, sku: 2225171517519504,

Aftermarket 34420 Is Similar To:

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5 offers $28.04–$37.75 USD
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  • Offer #2: $37.75 price + $0.00 shipping estimate = $37.75* total. Truck 1965-1990 (3 speed 4x2) Turbo 400 3L80 GM Detent Solenoid 1964-1998.FREE SHIPPING
  • Offer #3: $28.04 price + $0.00 shipping estimate = $28.04* total. LeMans 1972-1977 (3 speed RWD). Solenoid; Valve Body Detent.FREE SHIPPING
  • Offer #4: $27.85 price + $0.00 shipping estimate = $27.85* total. For Transmission. (3 SPD RWD).FREE SHIPPING
  • Offer #5: $25.56 price + $0.00 shipping estimate = $25.56* total. Note: This will also fit TH375 applications,NOT TH425. Turbo 400 Transmission Valve Body Detent Solenoid.FREE SHIPPING

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