Dayco PB1134N Engine Harmonic Balancer

Overview of Dayco Premium OEM Replacement Balancer PB1134N

The Dayco Premium OEM Replacement Balancer PB1134N is engineered for reliable performance in select Chevrolet, Pontiac, and Toyota vehicles. Designed as an engine harmonic balancer, it helps maintain engine stability and reduce vibration for smoother operation.

• Compatible with Chevrolet, Pontiac, and Toyota models including Celica, Corolla, Matrix, MR2 Spyder, Prizm, and Vibe
• Overall outside diameter of 133.30 mm (5.249 inches) with a cast iron outer ring
• Features a single serpentine pulley with 6 grooves and a 130 mm (5.119 inches) outside diameter
• Neutral counterweight balance with no additional counterweights
• Includes timing marks for precise engine timing adjustments
• Two bolt holes and a crank bore diameter of 0.985 inches (25.01 mm)

Detailed Product Description

The Dayco PB1134N engine harmonic balancer is part of the Premium OEM Replacement Balancer line, which focuses on delivering components that meet original equipment specifications. This balancer features a cast iron outer ring designed to withstand engine stresses and provide durability. Its neutral counterweight balance ensures it does not alter the engine’s factory balance, making it suitable for engines requiring no additional counterweight adjustments.

The balancer includes a single integrated serpentine pulley with six grooves, measuring 130 mm in diameter, which supports accessory drive belts. The presence of timing marks aids in accurate engine timing setup, critical for optimal engine performance. The balancer’s overall width is 41.00 mm (1.615 inches), and it has a nose outside diameter of 38.00 mm (1.497 inches), ensuring proper fitment on compatible crankshafts.

Compatible Vehicles and Applications

• Chevrolet models requiring a harmonic balancer with these specifications
• Pontiac vehicles including those with engines designed for this balancer
• Toyota Celica, Corolla, Matrix, MR2 Spyder, Prizm, and Vibe models
• Replacement for worn or damaged harmonic balancers causing engine vibration
• Ideal for restoring engine balance and accessory belt alignment

Installation Notes and Tips

• Ensure the crank bore diameter of 0.985 inches (25.01 mm) matches the engine crankshaft
• Verify the two bolt hole pattern aligns with the engine mounting points
• Use proper tools to avoid damage to the cast iron outer ring during installation
• Check timing marks alignment during installation for accurate engine timing
• Note that installation hardware and instructions are not included and should be sourced separately

Quality Assurance and Warranty

Dayco’s Premium OEM Replacement Balancer line is manufactured to meet or exceed original equipment standards, ensuring reliable fit and function. While specific warranty details for part number PB1134N are not provided here, Dayco products typically come with manufacturer-backed quality assurance. It is recommended to consult the product packaging or Dayco’s official resources for warranty information.