ATI 918047 Super Damper Harmonic Balancer for 11-25 Ford Mustang GT 5.0L

Vehicle Fitment

• 2011-2025 Ford Mustang GT (5.0L Coyote V8, RWD, Internal Balance)

Features

• ATI Super Damper engineered specifically for Ford 5.0L Coyote engines
• Reduces crankshaft torsional vibration across the full RPM range
• OEM-matched 6.780" diameter for proper accessory drive geometry
• Dual 6-rib serpentine pulley configuration
• Laser-engraved 360° timing marks for precise ignition tuning
• SFI 18.1 certified for high-RPM and competition use
• Internal balance design for factory and modified engines
• Rebuildable and tunable construction for long-term performance use

Specifications

• Part Number: 918047
• Balancer Type: Harmonic Damper
• Outside Diameter: 6.780 in
• Engine Balance: Internal
• Groove Count: Dual 6-rib serpentine
• Degree Markings: Full 360°
• Material: Aluminum shell with steel hub
• SFI Certification: 18.1

Included Components

• 1x ATI 918047 Super Damper Harmonic Balancer

Product Description

The ATI 918047 Super Damper Harmonic Balancer is a precision-engineered upgrade for the 2011-2025 Ford Mustang GT equipped with the 5.0L Coyote V8. Designed to control harmful crankshaft torsional vibrations, this damper helps protect internal engine components, improves durability at high RPM, and supports consistent performance in both street and competition environments.

Built to OEM diameter specifications, this Super Damper maintains proper accessory drive alignment while offering significantly improved harmonic control over the factory balancer. The internal balance design makes it compatible with stock and modified Coyote engines, while the SFI 18.1 certification ensures safety during high-RPM operation. Mounting hardware is not included; professional installation using factory torque procedures is recommended.