Dayco PB1116ST Engine Harmonic Balancer

Overview of Dayco Street Performance Balancer PB1116ST

The Dayco Street Performance Balancer PB1116ST is engineered for select Ford and Lincoln vehicles, including the F-150, Mustang, and Navigator. Designed as an engine harmonic balancer, it helps maintain engine stability and reduce vibrations for improved performance.

• Compatible with Ford and Lincoln models such as F-150, Mustang, Navigator, E-150, and more
• Neutral counterweight balance with no counterweight for precise engine harmonics
• Cast iron outer ring for durability and wear resistance
• Includes one integrated serpentine pulley with six grooves
• Overall outside diameter of 7.008 inches (178.00 mm) and width of 2.306 inches (58.55 mm)
• Timing marks included for accurate engine timing adjustments
• Crank bore diameter of 1.249 inches (31.71 mm) for proper fitment
• Part number PB1116ST for easy identification and replacement

Dayco Street Performance Balancer Product Line

The Street Performance Balancer line by Dayco focuses on delivering reliable harmonic balancers designed for street-driven vehicles. This product line emphasizes balanced engine operation without additional counterweights, making it suitable for performance-oriented applications where engine smoothness and durability are critical. The PB1116ST model fits within this line, providing a robust cast iron outer ring and integrated serpentine pulley to meet the demands of Ford and Lincoln trucks and SUVs.

Technical Details and Specifications

The PB1116ST harmonic balancer features a neutral counterweight balance, meaning it does not include additional counterweights, which helps maintain engine balance without altering factory specifications. The crank bore measures 1.249 inches (31.71 mm), ensuring a precise fit on compatible crankshafts. The balancer includes one serpentine pulley with six grooves and an outside diameter of 6.646 inches (168.8 mm), designed to accommodate accessory belts. The overall width of 2.306 inches (58.55 mm) and a cast iron outer ring contribute to the balancer's durability and resistance to wear. Timing marks are included to assist with accurate engine timing during installation or maintenance.

Applications and Problem Solving

• Reduces engine vibrations and harmonic imbalances in Ford F-150 and Lincoln Navigator engines
• Replaces worn or damaged harmonic balancers to restore engine smoothness
• Supports proper accessory belt alignment with integrated serpentine pulley
• Helps maintain accurate engine timing with included timing marks
• Prevents premature wear on crankshaft and related components

Installation Notes and Tips

Installation of the Dayco PB1116ST harmonic balancer requires proper alignment with the crankshaft bore of 1.249 inches (31.71 mm). Ensure the balancer is seated fully and timing marks are aligned according to engine specifications. This part does not include installation hardware or instructions, so refer to the vehicle’s service manual for torque specifications and installation procedures. Use appropriate tools to avoid damage to the cast iron outer ring and pulley grooves during installation.

Quality Assurance and Warranty

Dayco manufactures the PB1116ST harmonic balancer to meet OEM standards for fit and function. The cast iron construction and precise machining contribute to long service life under normal operating conditions. While specific warranty details are not provided, Dayco products typically come with a limited warranty against defects in materials and workmanship. Consult Dayco or authorized distributors for warranty terms related to this part.