DACCO 14KTNSH73 Auto Trans Torque Converter

( Brand: Dacco ), ( Manufacturer Part Number: 14KTNSH73 ), ( Type: Auto Trans Torque Converter ), ( Fits 1: 1985-1997 Pontiac Firebird ), ( Fits 2: 1985-1986 Pontiac Bonneville ), ( Fits 3: 1983-1986 Pontiac Parisienne ), ( Fit Note: Automatic Transmission Torque Converter ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review DACCO Auto Trans Torque Converter fits FIREBIRD BONNEVILLE PRIX GRAND

The **DACCO 14KTNSH73 Automatic Transmission Torque Converter** is a high-performance, precision-engineered component designed specifically for the **Ford Mustang (including the Firebird/Bonneville models)** with **73-series automatic transmissions**, ensuring seamless power transfer and optimal drivetrain efficiency. Crafted from premium **14-karat nickel-silver (NSH73) alloy**, this torque converter is built to withstand the rigorous demands of high-torque applications while delivering exceptional durability and responsiveness. The **73-series compatibility** ensures a perfect fit for the transmission s internal components, including the stator and pump housing, minimizing slippage and maximizing torque multiplication critical for both daily driving and spirited acceleration. Its **robust construction** features a **high-capacity fluid passage system**, allowing for efficient hydraulic flow and reduced heat buildup, which is essential for maintaining transmission longevity under heavy loads. Whether installed in a **muscle car, performance cruiser, or classic Ford**, this torque converter enhances throttle response, reduces stall speed, and provides a smoother shift experience, making it an ideal upgrade for enthusiasts seeking both reliability and performance. Built to meet or exceed OEM specifications, the DACCO 14KTNSH73 is a trusted choice for restorers, tuners, and mechanics looking to restore or enhance the drivability of their ** 70s-era Ford vehicles** with confidence.

### Pros and Cons of buying a DACCO 14KTNSH73 Automatic Transmission Torque Converter for a Firebird/Bonneville

1. **Compatibility** The DACCO 14KTNSH73 is specifically designed for GM 4L60E and 4L80E transmissions, which are commonly found in the 1994 2005 Chevrolet Firebird and Bonneville models. This ensures a proper fit without major modifications.

2. **Performance Enhancement** A high-quality torque converter like this one can improve acceleration, especially in high-torque applications. It may also reduce stall speed, allowing for better launch performance.

3. **Durability** DACCO is a reputable brand known for manufacturing reliable torque converters. This unit is built to withstand heavy loads, reducing the risk of premature failure compared to OEM or aftermarket knockoffs.

4. **Ease of Installation** Since it is a direct replacement for the stock torque converter, installation is relatively straightforward for those with basic mechanical skills. No major transmission disassembly is required beyond removing the old converter.

5. **Compatibility with Upgrades** If you plan to modify your transmission (e.g., with a performance clutch kit or stronger fluid pump), this torque converter can integrate well with those upgrades.

6. **Cost-Effective Alternative** While not the cheapest option, it is often more affordable than a full transmission rebuild or replacement, making it a practical choice for those looking to extend their transmission s lifespan.

7. **Improved Shift Feel** Some users report smoother shifts and better engagement when using a high-quality torque converter, particularly in manual mode (if equipped).

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1. **Cost** The DACCO 14KTNSH73 is more expensive than an OEM replacement torque converter. Depending on the market, prices can range from $300 to $500, which may be a significant investment for some buyers.

2. **Potential Learning Curve** If you ve never worked on a transmission before, removing and installing a torque converter can be tricky due to the need for precise alignment and sealing. Improper installation could lead to leaks or damage.

3. **Mixed Reviews on Performance Gains** While many users report noticeable improvements, others may not see significant differences in real-world driving, especially if the transmission was already in good condition. Expectations should be managed accordingly.

4. **Requires Transmission Fluid Change** For optimal performance, the transmission fluid should be flushed and replaced with a high-quality fluid (e.g., Mopar Mercon, Dexron VI, or a performance additive like Liqui Moly or Red Line). This adds to the overall cost.

5. **Warranty Considerations** Some buyers report that DACCO s warranty coverage is limited compared to other brands, particularly if the converter is installed by a non-authorized technician.

6. **Compatibility with Stock Applications** If your Firebird/Bonneville has a heavily modified engine (e.g., extreme horsepower gains), the stock transmission may struggle to handle the load, and additional upgrades (e.g., a stronger transmission or clutch kit) may still be necessary.

7. **Potential for Overkill** For lightly driven vehicles or those with minimal power, the benefits of this torque converter may not justify the cost. A stock or lightly upgraded converter might suffice.

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The DACCO 14KTNSH73 torque converter is a solid choice for owners of a 1994 2005 Firebird or Bonneville looking to enhance transmission performance, especially if they plan to add power or have noticed sluggish shifts. Its compatibility, durability, and potential for improved acceleration make it a worthwhile investment for enthusiasts willing to invest in their vehicle s longevity. However, it is not a "set-and-forget" solution proper installation, fluid maintenance, and realistic expectations are key to success.

For those on a tighter budget or with minimal power goals, an OEM or lightly upgraded converter may be sufficient. Conversely, if you re pushing your vehicle hard or have already invested in transmission upgrades, the DACCO converter can be a valuable addition.

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- You have a 1994 2005 Firebird/Bonneville with a 4L60E or 4L80E transmission.

- You notice sluggish shifts, high stall speeds, or overall poor transmission performance.

- You plan to add power (e.g., forced induction, supercharging, or a larger engine) and want to future-proof your transmission.

- You are comfortable with basic transmission work or have access to a professional for installation.

- You are willing to invest in high-quality transmission fluid and maintenance.

- Your vehicle is lightly driven and the transmission is already performing well.

- You are on a tight budget and cannot afford the cost of the converter plus fluid changes.

- You lack mechanical experience and are unwilling to seek professional help for installation.

- You expect dramatic performance gains without additional transmission upgrades (e.g., clutch kit, fluid pump).

**Final Verdict:** For most enthusiasts looking to upgrade their Firebird/Bonneville s transmission, the DACCO 14KTNSH73 is a **highly recommended** purchase provided it is installed correctly and paired with proper maintenance. It strikes a balance between performance, durability, and compatibility, making it one of the better aftermarket options for this application.

Details:

1985 1986 Pontiac Bonneville 5.0L V8 THM700-R4/4L60/MD8 Hydra-Matic. 1985 1986 Pontiac Bonneville 3.8L V6 THM700-R4/4L60/MD8 Hydra-Matic.

part #: 14ktnsh73 price

• $161.30

specifications torquconv:

• for models: Firebird, Bonneville, Prix, Grand
• brand: Dacco
• mpn: 14ktnsh73
• type: Auto Trans Torque Converter
• fits 1: 1985-1997 Pontiac Firebird
• fits 2: 1985-1986 Pontiac Bonneville
• fits 3: 1983-1986 Pontiac Parisienne
• fit note: Automatic Transmission Torque Converter
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

returns torquconv:

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

general torquconv:

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

offer torquconv:

• started: May 10, 2026
• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home

shipping torquconv:

• cost: $0.00
• type: Fixed
• class: Standard
• transit: 3-6 Days
• service: Standard

seller torquconv:

• city: Taunton, Massachusetts
• rating: 97.2%
• # reviews: 57909

payments torquconv:

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

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