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Ati

Ati

ATI Damper - 6.325in - Steel - Chevy SB / 90 Deg V6 - C-Bore Front - 3 Ring - 1Pc

SKU: APPATI917789

Harmonic Balancers

APP Dampers...

Ati

Ati

ATI Damper - 6.325in - Steel - Chevy SB / 90 Deg V6 - C-Bore Front - 3 Ring - 1Pc

SKU: APPATI917789

Harmonic Balancers

APP Dampers...

A$956.32
IN STOCK! Est Ship 4-7 days. In stock at 1 location (more than 10 available)

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Description

ATI Damper - 6.325in - Steel - Chevy SB / 90 Deg V6 - C-Bore Front - 3 Ring - 1Pc


Data: v2 - Desc: v4.2 - Upd: 2026-11-07 16:40:04

Data: v4.2 - Upd: 2026-11-07 15:42:50

Features

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

(keyword: ring)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Ati, Ati Performance, Ati Performance Products
StreetFX SKU appATI917789
SFX Item ID 4518977
Accounting SKU app-ATI917789
Manufacturer SKU ATI917789
Manufacturer UPC 800157028830
Alternative References ATI-917789

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Each

Patented ATI Super Damper standard harmonic balancers are the only crankshaft dampers designed exclusively for high performance engines. Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. The inertia weights have six (2-ring design) or eight (3-ring design) computer-machined grooves to retain the proper durometer O-rings (dyno tested for each application). Whether you race or just drive on the street, ATI harmonic balancers are the perfect choice.

Features include:
• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 specs
• Black zinc chromate finished
• OEM equipment on a variety of crate engines
• Tunable, rebuildable, and extremely efficient at all rpm
• Laser-engraved 360 degree timing marks
• Supercharger and power steering drive pulleys available for some applications

Product Attributes
BrandATI Performance Products
Manufacturer's Part NumberATI917789
Part TypeHarmonic Balancers
Product LineATI Super Damper Standard Harmonic Balancers
UPC800157028830
Engine BalanceInternal
SFI RatingSFI 18.1
Degree MarkingsYes
Degree Marking Range360
Outside Diameter (in.)6.325
Keyway QuantityOne
Harmonic Balancer MaterialSteel
Harmonic Balancer ConstructionElastomer
Harmonic Balancer ColorBlack oxide
Mounting Hardware IncludedYes
QuantitySold individually.
Notes3-ring design, 6.00 lbs. average total weight, 2.40 lbs. inertia weight. 1.245 in. crankshaft, 2.280 in. counterbore. For use with dry sump system. Use standard length crank bolt.

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