Dayco PB1674N Engine Harmonic Balancer

Overview of Dayco Premium OEM Replacement Balancer PB1674N

The Dayco Premium OEM Replacement Balancer PB1674N is engineered for reliable performance in Ford and Mazda vehicles, specifically compatible with Ford Ranger and Mazda B2300 and B2500 models. This engine harmonic balancer is designed to maintain engine balance and reduce vibration, ensuring smooth operation.

• Compatible with Ford Ranger, Mazda B2300, and B2500 models
• Part number PB1674N for precise identification
• Neutral counterweight balance with no counterweight
• Cast iron outer ring for durability
• Includes crank trigger/exciter plate
• Single serpentine pulley with 6 grooves
• Overall outside diameter of 156.50 mm (6.162 inches)
• Crank bore size of 1.260 inches (32.00 mm)
• Timing marks included for accurate installation

Detailed Product Description

The Dayco Premium OEM Replacement Balancer PB1674N is a critical component in the engine's cylinder block assembly, designed to dampen crankshaft vibrations and protect engine components from premature wear. Featuring a neutral counterweight balance, this balancer does not add additional counterweights, which suits specific engine configurations in the Ford Ranger and Mazda B-series trucks. The cast iron outer ring enhances durability and wear resistance, while the integrated crank trigger/exciter plate supports ignition timing functions.

This balancer includes a single serpentine pulley with six grooves, measuring 150 mm (5.906 inches) in diameter, compatible with serpentine belt systems. The overall width of 81.50 mm (3.209 inches) and ring width of 57.00 mm (2.245 inches) ensure proper fitment and function. Timing marks are provided to assist with precise installation and engine timing alignment.

Applications and Problem Solving

• Reduces crankshaft vibration to prevent engine damage
• Maintains proper timing with integrated exciter plate
• Supports serpentine belt drive systems with 6-groove pulley
• Replaces worn or damaged harmonic balancers in Ford Ranger and Mazda B2300/B2500
• Helps eliminate engine noise and improve smoothness

Installation Notes and Tips

• Ensure crank bore size matches 1.260 inches (32.00 mm) for proper fit
• Use appropriate tools to avoid damaging the cast iron outer ring
• Verify timing marks alignment during installation for accurate engine timing
• Hardware and installation instructions are not included; refer to vehicle service manual
• Check pulley grooves for compatibility with existing serpentine belt

Quality Assurance and Warranty

Dayco's Premium OEM Replacement Balancer line is designed to meet or exceed original equipment specifications, providing reliable performance and durability. While hardware and installation instructions are not included with part number PB1674N, the product undergoes strict quality control to ensure fit and function. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

The Premium OEM Replacement Balancer product line focuses on delivering direct-fit components that match OEM standards, making it suitable for professional repairs and maintenance on Ford and Mazda vehicles requiring precise engine harmonic balancing.