Dayco PB1548N Engine Harmonic Balancer

Dayco PB1548N Harmonic Balancer

The Dayco PB1548N is a premium OEM replacement harmonic balancer built for the engine’s cylinder block components. It is a neutral-balance unit with a cast iron outer ring and a single integrated serpentine pulley, made for direct replacement service on select Chevrolet Corvette applications.

Key Features

• Part number PB1548N from Dayco Premium OEM Replacement Balancer
• Neutral balance design with no counterweight
• Cast iron outer ring for durable engine service
• Single integrated pulley with 6 grooves
• Serpentine pulley design for accessory drive operation
• Crank bore: 1.626 in. / 41.30 mm
• Overall outside diameter: 7.087 in. / 180.00 mm
• Overall width: 2.126 in. / 54.00 mm

Detailed Description

Dayco PB1548N is an engine harmonic balancer engineered as a premium OEM replacement balancer for 1992-1996 Chevrolet Corvette models. It features a neutral counterweight balance, a cast iron outer ring, and one integrated 6-groove serpentine pulley to support the accessory drive layout used on the application. The PB1548N measures 7.087 inches in overall outside diameter, 2.126 inches in overall width, and uses a 1.626-inch crank bore for proper crankshaft fitment. This part cross-references ATP 102115 and Dorman 594-107 for the same application.

What It Helps Address

• Crankshaft vibration control issues caused by a worn harmonic balancer
• Belt drive noise or irregular accessory drive operation from pulley wear
• Visible cracking, separation, or deterioration in the balancer assembly
• Fitment problems when replacing the original balancer on a Chevrolet Corvette
• Restoration needs for 1992-1996 Chevrolet Corvette engine service

Installation Notes and Tips

Fits 1992-1996 Chevrolet Corvette, N/A. Verify crank bore, pulley groove count, and overall dimensions before installation. Hardware is not included, and installation instructions are not included. Timing marks are not present on this balancer, and there is no woodruff key included.

Quality Assurance

Dayco’s Premium OEM Replacement Balancer line is built for direct-fit engine service with OE-style dimensions and construction details. Confirm all engine and accessory drive specifications against the original part before installation.