Dorman 594-077 Engine Harmonic Balancer

Direct Replacement Harmonic Balancer

Dorman 594-077 is a direct replacement engine harmonic balancer for select Ford trucks and vans. It is built with a stress-resistant rubber bond to help absorb engine vibration, while ductile steel construction adds tensile and impact strength for long-term durability.

Compatible With 1966-1989 Ford Bronco, E-100 Econoline, E-150 Econoline, E-250 Econoline, E-350 Econoline, F-100, F-150, F-250, and F-350 applications, including select California emissions and triple-belt configurations.

Key Features

• Direct replacement design for proper fit and function
• Stress-resistant rubber bond helps isolate engine vibration
• Ductile steel construction for added strength and durability
• Serpentine drive belt type
• Degree markings included for timing reference
• Bolt and washer included
• Black finish
• Package contents: balancer, 2 Woodruff keys, instruction sheet

Detailed Description

This Dorman harmonic balancer 594-077 is engineered for Ford V8 applications that require reliable crankshaft vibration control. By combining a bonded rubber isolator with a steel body, it helps maintain smoother engine operation and supports accurate timing service thanks to the visible degree markings. This part cross-references Schaeffler 102013 for the same application.

Use 594-077 when servicing a Ford Bronco, F-150, F-250, or E-Series van that calls for a direct-fit harmonic balancer with serpentine belt compatibility. The design supports consistent crankshaft damping in older Ford truck and van platforms where vibration control is critical to engine longevity.

What It Helps Address

• Engine vibration at the crankshaft
• Worn or cracked harmonic balancer rubber bond
• Timing reference issues during service
• Noise or imbalance related to a failing balancer
• Replacement needs on Ford Bronco, F-150, F-250, and E-Series applications

Installation Notes and Tips

Verify belt configuration before installation, as fitment includes triple-belt 3 V-belt applications and select serpentine-drive applications. Confirm the correct year, engine, and emissions configuration for your Ford Bronco, E-150 Econoline, E-250 Econoline, E-350 Econoline, F-100, F-150, F-250, or F-350. Use the included instruction sheet and follow factory service procedures for crankshaft alignment and torque specifications.

Quality Assurance

Dorman 594-077 is built as a direct replacement part with durable materials and application-specific fitment coverage for select Ford vehicles from 1966-1989.