1. USED Transmission & Drivetrain Deals
  2. sku: 14386026817228632
  3. HURST 422-0002

HURST 422-0002 Hydramatic Transmission Improver Kit 375

fits model: Turbo, 400. make: Chevy, Olds.

422-0002 Hurst New Turbo 400 375 Hydramatic Transmission Shift Improver Kit Chevy Olds

( Brand: Hurst ), ( Manufacturer Part Number: 422-0002 ), ( Part Type: Transmission ), ( Manufacturer Warranty: No Warranty ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review HURST New 375 Hydramatic Transmission Shift Improver Kit Chevy Olds fits TURBO 400

The Hurst 422-0002 Turbo 400 375 Hydramatic Transmission Improver Kit is an essential upgrade for Chevrolet and Oldsmobile muscle cars equipped with the Turbo 400 375 transmissions. This kit is designed to optimize the performance and durability of your automatic transmission, delivering smoother shifts, improved throttle response, and enhanced overall driving experience.

The heart of this kit is the Hurst Competition Plus Torque Converter. This high-performance torque converter features a unique stator design, which increases the converter's ability to handle higher horsepower levels and torque output. The result is quicker acceleration and better overall power delivery to the drivetrain.

The kit also includes a set of heavy-duty, high-capacity transmission bands. These bands are specifically engineered to handle the increased power and torque output that comes with upgraded engines. By providing better clutch engagement and improved holding power, these bands contribute to more consistent and reliable shifts.

Another essential component of the Hurst 422-0002 kit is the TransGo shift kit. This kit includes a new shift kit valve body, which offers improved shift quality and reduced shift lag. The TransGo shift kit also includes a set of high-performance shift kit valves, which provide quicker and more precise shifts.

The Hurst 422-0002 Turbo 400 375 Hydramatic Transmission Improver Kit is also compatible with a variety of performance upgrades, including high-performance camshafts, intake systems, and headers. By upgrading your transmission with this kit, you can ensure that your engine's power is effectively and efficiently transferred to the drivetrain, resulting in a more exhilarating driving experience.

In summary, the Hurst 422-0002 Turbo 400 375 Hydramatic Transmission Improver Kit is a must-have upgrade for any Chevrolet or Oldsmobile muscle car owner looking to maximize the performance potential of their automatic transmission. With its high-performance torque converter, heavy-duty transmission bands, and TransGo shift kit, this kit delivers smoother shifts, improved throttle response, and enhanced overall driving experience.

Pros and Cons of buying a Hurst 422-0002 Turbo 400 375 Hydramatic Transmission Improver Kit for Chevy and Olds

I. Introduction

Buying aftermarket performance parts can be an exciting and beneficial experience for car enthusiasts looking to enhance the performance of their Chevy or Olds with a Turbo 400 375 Hydramatic Transmission. The Hurst 422-0002 Transmission Improver Kit is a popular choice due to its potential benefits. In this analysis, we will discuss the pros and cons of investing in this kit to help you make an informed decision.

II. Pros

1. Improved Shifting: The Hurst kit is designed to enhance the shifting performance of the transmission, providing smoother and quicker gear changes. This can lead to a more enjoyable driving experience and improved acceleration.

2. Durability: The kit includes heavy-duty components, such as a high-performance torque converter and a billet steel valve body, which can help increase the lifespan of the transmission and reduce the need for costly repairs.

3. Customizability: The Hurst kit offers various options, allowing users to tailor the performance to their specific needs and preferences. This includes choices for shift points and shift quality.

4. Easy Installation: The kit comes with clear instructions and is generally considered easy to install, with many users reporting that they were able to complete the process in a few hours.

III. Cons

1. Cost: The Hurst 422-0002 Transmission Improver Kit is a premium aftermarket part, and its price tag reflects that. While the potential benefits may be worth the investment for some, others may find the cost to be a barrier.

2. Compatibility: The kit is specifically designed for the Turbo 400 375 Hydramatic Transmission, and may not be compatible with other transmission types. It is essential to ensure that the kit is suitable for your particular vehicle before making a purchase.

3. Potential for Unintended Consequences: While the Hurst kit can improve the performance of the transmission, it can also lead to unintended consequences, such as increased power and torque, which may require additional modifications to the engine or drivetrain to ensure optimal compatibility.

IV. Conclusion

The Hurst 422-0002 Turbo 400 375 Hydramatic Transmission Improver Kit offers numerous benefits for those looking to enhance the performance of their Chevy or Olds with this transmission type. These benefits include improved shifting, increased durability, customizability, and ease of installation. However, potential drawbacks, such as the cost, compatibility concerns, and the possibility of unintended consequences, should also be taken into consideration before making a purchase. Ultimately, the decision to invest in the Hurst kit depends on your individual needs, preferences, and budget.

V. Recommendation

If you are looking to improve the performance of your Chevy or Olds with a Turbo 400 375 Hydramatic Transmission and are willing to invest in a high-quality aftermarket part, the Hurst 422-0002 Transmission Improver Kit could be a valuable addition to your vehicle. However, it is crucial to ensure that the kit is compatible with your specific transmission and vehicle before making a purchase. Additionally, consider carefully weighing the potential benefits against the costs and potential drawbacks to determine if this is the right choice for you.

Details:

This kit allows for firmer shifts and will actually increase clutch life. This is part# 422-0002. This kit can be set up for many different usages. It can be for full competition race only, street/strip competition, performance street and RV/towing.

Up for sale is a brand new Hurst Turbo 375 400 shift improver kit. A must for anyone wanting firmer, crisper shifts.

part #: 4220002 prices

  • $39.95-$79.20

specifications othellodrivetrain:

  • for models: Turbo, 400
  • for makes: Chevy, Olds
  • brand: Hurst
  • mpn: 422-0002
  • part type: Transmission
  • manufacturer warranty: No Warranty
  • vintage part: Yes
  • country of origin: United States

general othellodrivetrain:

  • Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain
  • condition: New

payments othellodrivetrain:

  • credit card: Visa
  • wallet: Apple-pay
  • other

offer othellodrivetrain:

  • options: Ship-to-home
  • started: May 17, 2026
  • availability: In Stock
  • quantity: 1
  • sold: 0

seller othellodrivetrain:

  • # reviews: 4736
  • city: Leo, Indiana
  • rating: 99.7%

returns othellodrivetrain:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

shipping othellodrivetrain:

  • type: Fixed
  • service: Standard
  • class: Standard
  • transit: 3-6 Days
  • cost: $0.00
for models: turbo, 400, for makes: chevy, olds, part type: transmission, manufacturer warranty: no warranty, vintage part: yes, country of origin: united states,
category: auto parts > car truck parts accessories > transmission drivetrain, sku: 14386026817228632,

Hurst 422-0002 Is Similar To:

othellodrivetrain logo
5 offers $39.95–$79.20 USD
  • Offer #1: $42.49 price + $0.00 shipping estimate = $42.49* total. FITS TURBO 400 TRANSMISSIONS. NEW OBSOLETE HURST SHIFT IMPROVER KIT.FREE SHIPPING
  • Offer #2: $79.20 price + $12.00 shipping estimate = $91.20* total. YOU GET 6 KITS. CASE LOT OF 6 HURST SHIFT IMPROVER KIT.+$12.00 shipping
  • Offer #3: $39.95 price + $0.00 shipping estimate = $39.95* total. This kit can be set up for many different usages. This is part#.FREE SHIPPING
  • Offer #4: $44.00 price + $0.00 shipping estimate = $44.00* total. BRAND NEW HURST SHIFT IMPROVER KIT INCLUDES EASY TO FOLLOW INSTRUCTIONS.FREE SHIPPING
  • Offer #5: $29.99 price + $12.00 shipping estimate = $41.99* total. For GM 4TH375, TH400, 1965 & Later. Hurst Shift Improver Kit.+$12.00 shipping

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