Dayco PB1082N Engine Harmonic Balancer

Dayco PB1082N Harmonic Balancer

The Dayco PB1082N is a premium OEM replacement harmonic balancer for Ford, Mercury, and Lincoln V8 applications from 1969-1982. It is built with a hub-weighted counterbalance, grey iron outer ring, and timing marks for accurate crankshaft damping and service alignment.

Part of Dayco’s Premium OEM Replacement Balancer line, this harmonic balancer is made for direct-fit engine service where crankshaft vibration control and timing reference accuracy matter. The PB1082N is a practical replacement for classic Ford truck and car platforms, including Mustang, F-150, Bronco, LTD, Thunderbird, and related full-size Ford and Mercury models.

• Hub weighted counterweight balance for crankshaft vibration control
• Grey iron outer ring for durable engine service
• Timing marks included for ignition and service setup
• 4 bolt holes
• Crank bore: 1.374 in. (34.89 mm)
• Nose outside diameter: 1.876 in. (47.65 mm)
• Overall outside diameter: 6.536 in. (166.00 mm)
• Overall width: 3.508 in. (89.10 mm)
• Ring width: 1.260 in. (31.98 mm)
• No integrated pulleys, crank trigger/exciter plate, hardware, or woodruff key included

Use the Dayco PB1082N when replacing a worn or damaged engine harmonic balancer on classic Ford Mustang, F-150, and Bronco applications, as well as compatible Mercury and Lincoln models listed below. This part cross-references Dorman 594-277 for the same application.

Vehicle Fitment

• Fits 1980-1982 Ford E-250 Econoline Club Wagon, N/A
• Fits 1978 Ford E-250 Econoline Club Wagon, N/A
• Fits 1980-1982 Ford E-350 Econoline, N/A
• Fits 1978 Ford E-350 Econoline, N/A
• Fits 1980-1982 Ford E-350 Econoline Club Wagon, N/A
• Fits 1978 Ford E-350 Econoline Club Wagon, N/A
• Fits 1977-1982 Ford F-250, N/A
• Fits 1977-1982 Ford F-350, N/A
• Fits 1980-1981 Ford E-100 Econoline, N/A
• Fits 1978 Ford E-100 Econoline, N/A
• Fits 1981 Ford E-100 Econoline Club Wagon, N/A
• Fits 1978 Ford E-100 Econoline Club Wagon, N/A
• Fits 1981 Ford E-150 Econoline, N/A
• Fits 1978 Ford E-150 Econoline, N/A
• Fits 1981 Ford E-150 Econoline Club Wagon, N/A
• Fits 1978 Ford E-150 Econoline Club Wagon, N/A
• Fits 1980-1981 Ford E-250 Econoline, N/A
• Fits 1978 Ford E-250 Econoline, N/A
• Fits 1981 Ford F-150, N/A
• Fits 1977-1979 Ford F-150, N/A
• Fits 1978-1979 Ford Bronco, N/A
• Fits 1977-1979 Ford F-100, N/A
• Fits 1970-1979 Ford LTD, N/A
• Fits 1977-1979 Ford Thunderbird, N/A
• Fits 1972 Ford Thunderbird, N/A
• Fits 1978-1979 Mercury Grand Marquis, N/A
• Fits 1978-1979 Mercury Marquis, N/A
• Fits 1971-1974 Mercury Marquis, N/A
• Fits 1977 Lincoln Versailles, N/A
• Fits 1975-1977 Mercury Monarch, N/A
• Fits 1971-1976 Mercury Montego, N/A
• Fits 1971-1974 Mercury Colony Park, N/A
• Fits 1969-1974 Mercury Cougar, N/A
• Fits 1969-1973 Ford Mustang, N/A

Common Replacement Uses

• Restoring crankshaft vibration damping on a worn harmonic balancer
• Replacing a balancer with damaged timing marks
• Correcting belt drive or pulley alignment concerns on engines without integrated pulleys
• Addressing noise or imbalance symptoms related to a deteriorated outer ring
• Servicing classic Ford, Mercury, and Lincoln engines during rebuild or maintenance work

Installation Notes

Verify crank bore, nose diameter, bolt hole quantity, and overall dimensions before installation. This balancer does not include hardware, installation instructions, a crank trigger/exciter plate, or a woodruff key, so reuse or source the correct engine-specific components as needed. Confirm timing mark orientation during assembly and follow the vehicle service procedure for proper balancer seating and torque.

Quality Assurance

Dayco’s Premium OEM Replacement Balancer line focuses on OE-style fit and service-ready construction for engine repair applications. The PB1082N is built to match the dimensional and functional requirements of the listed Ford, Mercury, and Lincoln fitments.