ATI Performance Products ATI917782 Super Damper Harmonic Balancer Steel SFI - 6.325 3-Ring 18.1

The ATI Performance Products ATI917782 Super Damper is a high-performance harmonic balancer engineered specifically for demanding racing and performance applications. This internally balanced damper features a durable steel shell with steel hub construction and a patented 3-ring elastomer design that effectively eliminates harmful torsional crankshaft vibrations in high-RPM engines.

Key Features:

• 6.325-inch outside diameter steel construction for maximum durability
• Patented 3-ring elastomer design with computer-machined grooves
• SFI 18.1 certified for competition use in NHRA and IHRA racing
• 360-degree laser-engraved timing marks for precise tuning
• Black zinc chromate finish for corrosion resistance
• Steel inertia weight with proper durometer O-rings tested for each application
• 1.200-inch width hub design
• Standard OEM front mounting with single keyway
• Three crankshaft pulley bolt holes

Designed for Chevrolet Small Block and Pontiac 2.5L L4 engines with internal balance and 1.246-inch crankshaft snout. This damper is tunable and rebuildable, making it the ideal choice for racers and performance enthusiasts who demand reliability at high RPM. Each Super Damper has been extensively tested in professional racing environments and proven to exceed SFI specifications.

Note: Sold individually. Mounting hardware not included.