Dayco PB1488N Engine Harmonic Balancer

Dayco PB1488N Harmonic Balancer

The Dayco PB1488N is a premium OEM replacement harmonic balancer for Ford, Mazda, and Mercury applications. It is built with a neutral balance, cast iron outer ring, and integrated crank trigger/exciter plate support for accurate engine timing and vibration control.

Key Features

• Part number: PB1488N
• Premium OEM Replacement Balancer line from Dayco
• Neutral balance with no counterweight
• 4-bolt hole design
• Cast iron outer ring construction
• Crank trigger/exciter plate included
• Timing marks included for service alignment
• Overall outside diameter: 145.00 mm (5.709 in.)
• Overall width: 82.75 mm (3.258 in.)
• Crank bore: 31.71 mm (1.249 in.)

Detailed Description

Dayco’s Premium OEM Replacement Balancer line focuses on direct-fit engine service parts that match original equipment dimensions and function. The PB1488N harmonic balancer uses a cast iron outer ring, neutral counterweight balance, and a 4-bolt pattern to support proper crankshaft damping and timing reference on the listed Ford Ranger, Mazda B3000, Ford Taurus, Mercury Sable, Ford Windstar, and Ford Aerostar applications. This part number, PB1488N, also includes timing marks and a crank trigger/exciter plate, making it a practical choice for engine rebuilds and front-end accessory service where accurate crankshaft indexing matters.

This part cross-references ATP 102027 and Dorman 594-125 for the same application.

Vehicle Fitment

• Fits 1995-2008 Ford Ranger, N/A
• Fits 1994-2008 Mazda B3000, N/A
• Fits 1995-2007 Ford Taurus, N/A
• Fits 1995-2005 Mercury Sable, N/A
• Fits 1995-2000 Ford Windstar, N/A
• Fits 1995-1997 Ford Aerostar, N/A

What It Helps Address

• Crankshaft vibration from a worn or damaged harmonic balancer
• Timing mark visibility issues during engine service
• Crank trigger/exciter plate replacement needs
• Front-end engine noise caused by balancer deterioration
• Fitment replacement for original balancer service on listed vehicles

Installation Notes

Verify crank bore, bolt hole quantity, and overall dimensions before installation. This balancer does not include hardware, installation instructions, or a woodruff key. Confirm timing mark orientation and crank trigger/exciter plate alignment during assembly, and follow the vehicle service manual for torque and installation procedures.

Quality Assurance

Dayco manufactures this Premium OEM Replacement Balancer to OE-style dimensional standards for the listed applications. The PB1488N is built for direct replacement service on compatible Ford, Mazda, and Mercury engines.