Dayco PB1491N Engine Harmonic Balancer

Overview of Dayco Premium OEM Replacement Balancer PB1491N

The Dayco Premium OEM Replacement Balancer PB1491N is engineered for reliable performance in Ford trucks and vans. Designed specifically for Ford E-250 Econoline Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350 models, this engine harmonic balancer ensures proper crankshaft vibration dampening and engine balance.

• Compatible with Ford E-250 Econoline Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350
• Part Number: PB1491N
• Hub weighted counterbalance design
• Cast iron outer ring for durability
• Overall outside diameter: 7.087 inches (180.00 mm)
• Crank bore diameter: 1.739 inches (44.15 mm)
• Includes timing marks for accurate installation
• Four bolt holes for secure mounting
• No integrated pulleys or crank trigger/exciter plate included

Detailed Product Description

The Dayco PB1491N engine harmonic balancer features a hub weighted counterbalance design that helps reduce crankshaft vibrations, contributing to smoother engine operation and longevity. Its cast iron outer ring provides strength and wear resistance, essential for maintaining balance under engine stress. The balancer has a crank bore diameter of 1.739 inches (44.15 mm) and an overall outside diameter of 7.087 inches (180.00 mm), matching OEM specifications for precise fitment.

This balancer includes timing marks to assist with proper engine timing during installation. It is designed with four bolt holes to ensure secure attachment to the crankshaft. Note that this part does not include hardware or installation instructions, and it does not have integrated pulleys or a crank trigger/exciter plate.

About the Premium OEM Replacement Balancer Line

The Dayco Premium OEM Replacement Balancer product line focuses on delivering components that meet original equipment manufacturer standards. This ensures that the PB1491N balancer provides reliable performance and fitment comparable to the factory-installed part, making it a suitable replacement for maintaining engine balance and vibration control in Ford trucks and vans.

Common Applications and Issues Addressed

• Reduces crankshaft vibration and engine noise
• Prevents premature wear of engine components
• Maintains proper engine timing with integrated timing marks
• Replaces worn or damaged harmonic balancers in Ford E-250 and E-350 Econoline models
• Restores engine balance in Ford F-250 and F-350 trucks

Installation Notes and Tips

• Ensure crankshaft and mounting surfaces are clean before installation
• Verify bolt hole alignment with the crankshaft flange
• Use proper torque specifications for the four mounting bolts
• Check timing marks alignment during installation for accurate engine timing
• Hardware and installation instructions are not included; refer to vehicle service manual

Quality Assurance and Warranty

Dayco's Premium OEM Replacement Balancer PB1491N is manufactured to meet OEM quality standards, ensuring durability and reliable performance. While specific warranty details are not provided, Dayco products typically come with a limited warranty against defects in materials and workmanship. Consult the product packaging or Dayco's official resources for warranty information.