Dayco PB1103N Engine Harmonic Balancer

Overview of Dayco Premium OEM Replacement Balancer PB1103N

The Dayco Premium OEM Replacement Balancer PB1103N is engineered for reliable performance in select Ford and Mazda vehicles. Designed to maintain engine balance and reduce vibration, this harmonic balancer is compatible with models such as the Ford Explorer, Ranger, Aerostar, B4000, and the Mazda Navajo.

• Compatible with Ford Aerostar, B4000, Explorer, Ranger and Mazda Navajo
• Part number PB1103N for precise identification
• Neutral counterweight balance with no additional counterweights
• Includes crank trigger/exciter plate for engine timing
• Constructed with a cast iron outer ring for durability
• Single integrated serpentine pulley with 6 grooves
• Overall outside diameter of 5.788 inches and width of 5.315 inches
• Two bolt holes for secure mounting
• Timing marks included for accurate installation

Details on the Premium OEM Replacement Balancer Line

The Dayco Premium OEM Replacement Balancer line focuses on delivering components that meet original equipment specifications. This ensures compatibility and performance consistency for engine harmonic balancers like the PB1103N. The line emphasizes durability and precise fitment, making it suitable for maintaining engine balance and reducing vibration in Ford and Mazda vehicles.

Technical Specifications and Features

The PB1103N harmonic balancer features a neutral counterweight balance, meaning it does not include additional counterweights, which helps maintain engine smoothness without altering factory balance. The crank bore measures 1.101 inches (27.96 mm), and the balancer includes a crank trigger/exciter plate to support engine timing functions. The outer ring is made of cast iron, providing strength and wear resistance. The balancer integrates one serpentine pulley with six grooves, measuring 5.788 inches in diameter, suitable for driving accessory belts. The overall width is 5.315 inches, and the balancer has two bolt holes for secure attachment. Timing marks are included to assist with precise installation alignment.

Applications and Common Issues Addressed

• Reduces engine vibration and noise in Ford Explorer and Ranger models
• Maintains proper crankshaft balance for Mazda Navajo engines
• Supports accurate engine timing with integrated exciter plate
• Replaces worn or damaged harmonic balancers in Ford Aerostar and B4000
• Prevents premature wear of accessory belts by maintaining pulley alignment

Installation Notes and Tips

Installation of the Dayco PB1103N harmonic balancer requires proper alignment using the included timing marks. Note that hardware and installation instructions are not included, so ensure you have the correct bolts and follow manufacturer torque specifications. The two bolt holes must be securely fastened to prevent loosening during engine operation. It is recommended to inspect the crankshaft and related components for wear before installation.

Quality Assurance and Warranty

Dayco's Premium OEM Replacement Balancer line is manufactured to meet OEM standards, ensuring reliable fit and function. While specific warranty details are not provided, Dayco products typically undergo rigorous quality control to meet industry requirements. For warranty information, refer to Dayco's official documentation or contact the vehicle manufacturer.