Dayco PBU1116SS10 Engine Harmonic Balancer

Dayco Race Performance Underdrive Harmonic Balancer

The Dayco PBU1116SS10 is a race performance engine harmonic balancer built for Ford and Lincoln applications that use a 3-bolt crankshaft pattern and a 6-groove serpentine drive. This underdrive balancer is engineered with a neutral balance design, steel outer ring, and timing marks for accurate setup on performance builds.

Part of Dayco’s Race Performance 10% Underdrive line, this balancer reduces accessory drive speed by 10% to help free up engine power in supported applications while maintaining a direct-fit layout for the listed Ford F-150, Expedition, Mustang, and related trucks and SUVs. The PBU1116SS10 is a focused performance component for street/strip and race-oriented engine combinations.

Key Features

• Dayco Race Performance 10% Underdrive harmonic balancer
• Neutral balance design with no counterweight
• Steel outer ring for performance use
• 3-bolt crank bore design
• 1 integrated 6-groove serpentine pulley
• Timing marks included for setup reference
• Direct-fit style for select Ford and Lincoln V8 applications
• Part number: PBU1116SS10

Detailed Description

The Dayco PBU1116SS10 harmonic balancer is built for engines that need a performance-oriented underdrive solution without changing the basic accessory layout. With a 1.249 crank bore, 1.876 nose outside diameter, 6.339 overall outside diameter, and 2.323 overall width, it is sized for the listed applications and uses a steel outer ring for durability. The single integrated serpentine pulley has 6 grooves and a 5.938 outside diameter, supporting the factory-style belt routing used on many Ford truck and SUV platforms.

Compatible With 1999-2016 Ford Mustang, Ford F-150, Ford F-150 Heritage, Ford Expedition, Ford E-150, Ford E-250, Ford E-350 Super Duty, Ford F-250 Super Duty, Ford F-350 Super Duty, Lincoln Navigator, Lincoln Mark LT, and Lincoln Blackwood applications listed in the fitment data. Search terms such as Ford F-150 harmonic balancer, Lincoln Navigator underdrive balancer, and Dayco PBU1116SS10 race performance balancer all point to this application-specific part.

This part cross-references Pioneer 872053 for the same application.

Common Problems This Part Can Address

• Worn or damaged harmonic balancer on a Ford or Lincoln V8 engine
• Accessory drive speed reduction for race performance setups
• Timing mark visibility issues during engine service or tuning
• Crankshaft vibration control concerns caused by a failing balancer
• Replacement needs for a 3-bolt, 6-groove serpentine balancer assembly

Installation Notes and Tips

Verify crank bore, bolt pattern, pulley groove count, and overall dimensions before installation. This balancer does not include hardware, installation instructions, or a woodruff key, so reuse or source the correct engine-specific components as required. Confirm timing mark alignment and belt routing during installation, especially on 2002-2010 Ford F-150, 2005-2010 Ford F-250 Super Duty, and 2001-2014 Lincoln Navigator applications.

Quality Assurance

Dayco Race Performance components are built for performance-focused engine applications and are specified with application-level fitment data for the listed Ford and Lincoln vehicles. Part number PBU1116SS10 is identified with exact dimensional and configuration details to support accurate selection for compatible builds.