ATI 918048 Super Damper Harmonic Balancer 20% OD 10-Rib for 11-25 Ford Mustang

Vehicle Fitment

• 2011-2025 Ford Mustang GT (5.0L Coyote V8, Internal Balance)
• 2012-2013 Ford Mustang Boss 302 (5.0L Coyote V8)
• 2013 Ford Mustang Cobra Jet (5.0L Coyote V8, Naturally Aspirated or Supercharged)
• 2011-2013 Ford F-150 (5.0L Coyote V8)

Features

• ATI Super Damper harmonic balancer with 20 % overdrive crank pulley design
• 10-rib serpentine pulley for high-capacity accessory drive systems
• Internal balance optimized for Coyote 5.0L V8 engines
• Black zinc chromate finish for enhanced corrosion resistance
• SFI 18.1 safety certified for high RPM performance use
• Laser-engraved 360° timing marks for precise engine tuning
• Tunable and rebuildable design for performance customization
• Includes mounting hardware for direct installation

Specifications

• Part Number: 918048
• Balancer Type: Harmonic Super Damper
• Outside Diameter: 8.074 in (20 % overdrive diameter)
• Engine Balance: Internal balance for Coyote 5.0L engines
• Groove Configuration: 10-rib serpentine pulley with additional 6-rib options
• Degree Markings: Full 360° laser etched timing marks
• Material: Aluminum shell with steel hub
• SFI Safety Rating: 18.1 certified
• Finish: Black zinc chromate

Included Components

• 1x ATI 918048 Super Damper Harmonic Balancer
• 1x Mounting Hardware Kit

Product Description

The ATI 918048 Super Damper Harmonic Balancer is a premium performance crankshaft vibration damper engineered for Ford's 5.0L Coyote V8 engines in Mustang GT, Boss 302, Cobra Jet, and select F-150 applications. Designed with a 20 % overdrive crank pulley and a 10-rib serpentine configuration, this Super Damper enhances accessory drive capability while offering superior control of torsional crankshaft vibrations during high-RPM use.

Featuring a robust aluminum shell with a steel hub and full 360° laser-etched timing marks, the 918048 delivers precision tuning reference and long-lasting durability. The included mounting hardware and direct-fit design ensure straightforward installation in compatible vehicles. Tunable and rebuildable, this balancer is ideal for performance enthusiasts who demand improved engine longevity and accessory drive performance under the stresses of both street driving and competitive environments.