Dayco PB1461N Engine Harmonic Balancer

Dayco PB1461N Harmonic Balancer Overview

The Dayco PB1461N is a premium OEM replacement harmonic balancer for select GM applications, including Pontiac Grand Prix, Buick Park Avenue, Buick Regal, Pontiac Bonneville, Chevrolet Impala, and Chevrolet Monte Carlo. It is built with a cast iron outer ring, hub-weighted counterweight balance, and dual integrated serpentine pulleys for dependable crankshaft vibration control and accessory drive operation.

Dayco’s Premium OEM Replacement Balancer line focuses on direct-fit engine vibration control components for service replacement. The PB1461N includes a crank trigger/exciter plate and installation instructions, making it a practical choice for restoring proper engine timing signal and belt drive alignment on covered vehicles.

Key Features

• Part number: PB1461N
• Premium OEM replacement harmonic balancer
• Hub weighted counterweight balance
• Cast iron outer ring for durability
• Crank trigger/exciter plate included
• Two integrated serpentine pulleys
• Each pulley has 6 grooves
• Installation instructions included
• Hardware not included
• No timing marks
• No Woodruff key included

Detailed Product Description

The Dayco PB1461N harmonic balancer is engineered for engine applications that require vibration damping at the crankshaft while maintaining accessory drive function through dual serpentine pulley sections. With an overall outside diameter of 7.170 inches, overall width of 3.642 inches, and a 1.373-inch crank bore, this balancer is built to match the dimensional requirements of the listed GM vehicles. The 3-bolt hole design, 1.934-inch nose outside diameter, and 2.591-inch ring width support proper installation and fitment on the specified applications. This part cross-references ATP 102055 for the same application.

Compatible vehicle coverage includes Fits 1997-2007 Pontiac Grand Prix, N/A; Fits 1996-2005 Buick Park Avenue, N/A; Fits 2004-2005 Chevrolet Impala, N/A; Fits 2004-2005 Chevrolet Monte Carlo, N/A; Fits 1997-2004 Buick Regal, N/A; Fits 1996-2003 Pontiac Bonneville, N/A; Fits 2000 Buick LeSabre, N/A; Fits 1996-1999 Buick Riviera, N/A; and Fits 1996-1999 Oldsmobile LSS, N/A. Search terms such as Pontiac Grand Prix harmonic balancer replacement, Buick Regal crankshaft balancer, and Chevrolet Impala engine harmonic balancer all point to this application range.

Common Problems This Part Can Address

• Crankshaft vibration from a worn or separated balancer
• Belt drive noise caused by pulley wear or imbalance
• Accessory drive misalignment on serpentine systems
• Engine speed signal issues related to a damaged trigger/exciter plate
• Service replacement needs on high-mileage GM V6 applications

Installation Notes and Tips

Verify crank bore, nose diameter, pulley groove count, and bolt pattern before installation. Because hardware is not included, reuse or source the correct fasteners separately. Follow the included instructions and confirm that the crank trigger/exciter plate is positioned correctly during installation. For best results, inspect the belt, tensioner, and adjacent pulleys before fitting the new balancer on Pontiac Grand Prix, Buick Park Avenue, Buick Regal, Chevrolet Impala, or Chevrolet Monte Carlo applications.

Quality Assurance

Dayco’s Premium OEM Replacement Balancer line is built as a service-grade replacement for vehicles that require OE-style fit and function. The PB1461N is specified with application-matched dimensions and integrated pulley construction to support reliable engine operation in the listed fitments.