DACCO 57891WXQC Auto Trans Torque Converter 5.0L V8

( Brand: Dacco ), ( Manufacturer Part Number: 57891WXQC ), ( Part Type: Torque Tran Converter ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: Automatic Transmission Torque Converter Converter Codes ), ( Application: Chevrolet Impala Auto Trans Torque Converter ), ( Product Name 2: Automatic Transmission Torque Converter ), ( Cs-sku: 400 )

Review DACCO Chevrolet Auto Trans Torque Converter 5.0l V8 fits IMPALA 1985

The **DACCO 57891WXQC** is a high-performance, direct-fit torque converter specifically engineered for the **1985 Chevrolet Impala** equipped with a **5.0L V8 engine** and an **automatic transmission**, making it an essential upgrade for enthusiasts seeking enhanced power delivery, smoother shifting, and improved throttle response. Designed to replace the stock torque converter, this aftermarket unit is crafted from durable materials, including a **high-strength aluminum housing** and a **precision-machined turbine and stator assembly**, ensuring optimal fluid dynamics and longevity under heavy loads. The **sprag-type clutch** within the converter allows for seamless engagement, reducing slippage and maximizing torque transfer from the engine to the transmission, which is particularly beneficial for those who modify their Impala with performance parts like superchargers, turbochargers, or high-flow exhaust systems. This torque converter features a **stator lockup mechanism**, which helps eliminate the "spool-up" delay commonly found in stock units, resulting in quicker acceleration and a more engaging driving experience. Whether you're hauling heavy loads, towing, or simply pushing the limits of your classic muscle car, the **DACCO 57891WXQC** delivers reliable performance while maintaining compatibility with the **GM TH350, TH400, or TH700-R4** transmissions found in the 1985 Impala. Built to withstand the demands of modern modifications while preserving the classic feel of the original vehicle, this torque converter is a must-have for anyone looking to unlock the full potential of their **5.0L V8-powered Impala**.

### **Pros and Cons of buying a DACCO 57891WXQC Torque Converter for a 1985 Chevrolet Impala (5.0L V8, Automatic Transmission)**

1. **OEM Replacement Quality** The DACCO torque converter is designed to match the specifications of the original GM torque converter used in the 1985 Impala, ensuring proper fitment and performance.

2. **Durability** DACCO converters are built with high-quality materials, including stamped steel components and a robust clutch assembly, which can withstand the demands of a 5.0L V8 engine.

3. **Compatibility** This specific part (57891WXQC) is engineered for the 5.0L V8 (LG1/L31/L34) applications, including the 1985 Impala with an automatic transmission, reducing the risk of installation issues.

4. **Improved Shift Quality** A properly functioning torque converter enhances fluid flow and clutch engagement, leading to smoother shifts and better overall transmission performance.

5. **Cost-Effective Alternative** Compared to a fully rebuilt transmission, replacing just the torque converter is a more affordable repair, saving money while restoring transmission function.

6. **Warranty Coverage** DACCO typically offers a warranty (check the specific terms), providing peace of mind against premature failure.

7. **Aftermarket Trust** DACCO is a well-known brand in the aftermarket industry, with a reputation for reliability in torque converters for GM applications.

1. **Installation Complexity** Replacing a torque converter requires removing the transmission, which is a labor-intensive process. Unless the owner is experienced, professional installation is recommended.

2. **Potential for Misalignment** If not installed correctly, the torque converter may not align properly with the transmission input shaft, leading to binding or premature wear.

3. **Cost of Labor** Even though the part itself is reasonably priced, labor costs for transmission removal and reinstallation can be high, especially if the transmission needs additional work.

4. **Limited Longevity in Severe Conditions** While durable, torque converters in high-performance or extreme conditions (e.g., heavy towing, aggressive driving) may still wear out faster than stock units.

5. **Availability of Stock Parts** If the original converter is in good condition, some may prefer using it, but if it s damaged, a DACCO unit is a solid alternative.

6. **Possible Fluid Compatibility Issues** If the transmission fluid is old or degraded, replacing just the torque converter may not fully resolve transmission problems. A fluid change is recommended alongside the conversion.

7. **Risk of Counterfeit Parts** While DACCO is legitimate, there is a risk of purchasing a fake or low-quality knockoff, so buying from a trusted dealer is crucial.

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The **DACCO 57891WXQC torque converter** is a **strong, reliable replacement option** for a 1985 Chevrolet Impala with a 5.0L V8 and automatic transmission. It offers **OEM-level quality, durability, and compatibility**, making it a practical choice for restoring transmission function. However, the **labor-intensive installation** and **potential for additional transmission issues** (if not paired with a fluid change) are key considerations.

If the transmission is otherwise in good condition and the converter is the only failing component, this part is **highly recommended**. However, if the transmission exhibits **slipping, rough shifting, or leaks**, a **full inspection or rebuild** may be necessary alongside the converter replacement.

- **Buy the DACCO 57891WXQC** if you need a **direct replacement** for a failed torque converter and the rest of the transmission is functional.

- **Have a professional install it** to ensure proper alignment and avoid damage.

- **Change the transmission fluid** during installation to maximize longevity.

- **Verify the part number** before purchasing to confirm it matches your specific Impala s transmission (THM720, THM200-4R, etc.).

- **Consider a transmission flush or rebuild** if symptoms suggest deeper issues beyond the converter.

For most owners dealing with a **specific torque converter failure**, this DACCO part is a **solid, cost-effective solution** that balances quality and performance.

Details:

Parts Geek - For 1985 Chevrolet Impala Auto Trans Torque Converter 57891WXQC 5.0L V8: Review Fitment Notes to Ensure Proper Fit condition: Remanufactured Brand: Dacco Notes: Automatic Transmission Codes:DCLF, DELF, DF5F, DF6F, DFLF, DLLF; Note:1654 Stall 12 Month Warranty Vehicle: Engine: Transmission: Impala5.0L V8THM700-R4/4L60/MD8.

part #: 57891wxqc price

• $177.10

specifications torquconv:

• for models: Impala
• for makes: Chevrolet
• for years: 1985
• brand: Dacco
• mpn: 57891wxqc
• part type: Torque Tran Converter
• manufacturer warranty: 12 Month Warranty
• notes: Automatic Transmission Torque Converter Converter Codes
• application: Chevrolet Impala Auto Trans Torque Converter
• product name 2: Automatic Transmission Torque Converter
• cs-sku: 400

shipping torquconv:

• service: FedEx Ground / FedEx Home Delivery
• transit: 4-7 Days
• class: Standard
• type: Fixed
• cost: $0.00
• carrier: FedEx

offer torquconv:

• quantity: 1
• started: April 19, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

returns torquconv:

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

general torquconv:

• condition: Remanufactured
• Car Truck Parts Accessories > Transmission Drivetrain > Torque Converters

payments torquconv:

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

seller torquconv:

• city: Fresno, California
• # reviews: 329096
• rating: 98.8%

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