OE Quality
60-Day Returns

Dorman 594-177 Engine Harmonic Balancer
Reliable Engine Harmonic Balancer for Chrysler, Dodge, Mitsubishi, and Plymouth
The Dorman 594-177 engine harmonic balancer is designed to provide consistent performance for select Chrysler, Dodge, Mitsubishi, and Plymouth vehicles. Engineered to meet regular grade standards, this balancer supports the smooth operation of your engine’s rotating assembly.
- Regular grade type for dependable durability
- Single mounting hole for secure installation
- Compatible with serpentine drive belt systems
- Includes bolt and washer for complete mounting hardware
- Finished in black for corrosion resistance
- Package contains balancer, woodruff key, and instruction sheet
Durable Design and Precise Fitment
The Dorman 594-177 harmonic balancer is specifically designed for compatibility with Chrysler Avenger, Dodge Neon, Plymouth Sebring, Mitsubishi Eclipse, Mighty Max, Montero, and other models. Its black finish helps resist corrosion, while the included bolt and washer ensure a secure fit. This balancer supports serpentine belt drive systems and features a single mounting hole for straightforward installation. Although it does not include degree markings, the package provides a woodruff key and detailed instructions to assist with proper alignment and setup.
Common Applications and Problem Resolution
This engine harmonic balancer is used to reduce torsional vibration in the crankshaft, helping to maintain engine balance and prolong component life. It addresses issues such as:
- Excessive crankshaft vibration causing engine noise
- Premature wear of drive belts and pulleys
- Engine misfires related to crankshaft imbalance
- Damage to crankshaft seals due to harmonic stress
- Reduced engine performance from vibration-related component failure
Installation Notes and Tips
Installation of the Dorman 594-177 harmonic balancer requires proper alignment using the included woodruff key. Ensure the serpentine belt is correctly routed and tensioned after installation. The single mounting hole design simplifies the mounting process, but torque specifications should be followed according to the vehicle manufacturer’s guidelines. Refer to the instruction sheet for detailed steps to avoid misalignment or damage during installation.
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 594-177 harmonic balancer undergoes quality checks to ensure durability and reliable performance. This part includes a limited warranty covering defects in material and workmanship, providing confidence in its long-term use on compatible Chrysler, Dodge, Mitsubishi, and Plymouth vehicles.
| Brand | Dorman |
| Part Number | 594-177 |
| Bolt And Washer Included | Yes |
| Color/Finish | Black |
| Degree Markings | No |
| Drive Belt Type | Serpentine |
| Grade Type | Regular |
| Mounting Hole Quantity | 1 |
| Package Contents | Balancer; Woodruff Key; Instruction Sheet |
This part fits 29 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1999 | Chrysler | Sebring | 2.0L | L4 | N/A | ||
| 1999 | Dodge | Avenger | 2.0L | L4 | N/A | ||
| 1999 | Mitsubishi | Eclipse | 2.0L | L4 | N/A | ||
| 1998 | Chrysler | Sebring | 2.0L | L4 | N/A | ||
| 1998 | Dodge | Avenger | 2.0L | L4 | N/A | ||
| 1998 | Mitsubishi | Eclipse | 2.0L | L4 | N/A | ||
| 1997 | Chrysler | Sebring | 2.0L | L4 | N/A | ||
| 1997 | Dodge | Avenger | 2.0L | L4 | N/A | ||
| 1997 | Mitsubishi | Eclipse | 2.0L | L4 | N/A | ||
| 1996 | Chrysler | Sebring | 2.0L | L4 | N/A | ||
| 1996 | Dodge | Avenger | 2.0L | L4 | N/A | ||
| 1996 | Mitsubishi | Eclipse | 2.0L | L4 | N/A | ||
| 1995 | Chrysler | Sebring | 2.0L | L4 | N/A | ||
| 1995 | Dodge | Avenger | 2.0L | L4 | N/A | ||
| 1995 | Dodge | Neon | 2.0L | L4 | N/A | ||
| 1995 | Mitsubishi | Eclipse | 2.0L | L4 | N/A | ||
| 1995 | Plymouth | Neon | 2.0L | L4 | N/A | ||
| 1986 | Dodge | Conquest | 2.6L | L4 | N/A | ||
| 1986 | Mitsubishi | Mighty Max | 2.6L | L4 | N/A | ||
| 1986 | Plymouth | Conquest | 2.6L | L4 | N/A | ||
| 1985 | Dodge | Conquest | 2.6L | L4 | N/A | ||
| 1985 | Mitsubishi | Mighty Max | 2.6L | L4 | N/A | ||
| 1985 | Plymouth | Conquest | 2.6L | L4 | N/A | ||
| 1984 | Mitsubishi | Mighty Max | 2.6L | L4 | N/A | ||
| 1983 | Mitsubishi | Mighty Max | 2.6L | L4 | N/A | ||
| 1983 | Mitsubishi | Montero | 2.6L | L4 | N/A | To 5/03/83 | |
| 1982 | Dodge | D50 | 2.0L | L4 | N/A | ||
| 1981 | Dodge | D50 | 2.0L | L4 | GAS | N/A | |
| 1980 | Dodge | D50 | 2.0L | L4 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.