ATI Super Damper Standard Harmonic Balancers ATI917788
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Brand: ATI Performance Products Manufacturer's Part Number: ATI917788 Part Type: Harmonic Balancers Product Line: ATI Super Damper Standard Harmonic Balancers Automotive Fittings Part Number: ATI-917788 UPC: 800157031137 Engine Balance: Internal SFI Rating: SFI 18.1 Degree Markings: Yes Degree Marking Range: 360 Outside Diameter (in.): 7.074 Crankshaft Pulley Bolt Hole Quantity: Three Keyway Quantity: One Harmonic Balancer Material: Steel Harmonic Balancer Construction: Elastomer Harmonic Balancer Color: Black anodized Mounting Hardware Included: No Quantity: Sold individually. Notes: 1.245 in. crankshaft. 2.280 in. counter bore for use with dry sump systems. 3-ring design, light weight is 4.50 lbs. Steel hub average weight is 4.50 lbs. Description: 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