What is the primary function of a crankshaft damper?

A crankshaft damper, also known as a harmonic balancer, is designed to absorb torsional vibrations from the crankshaft. This helps to reduce stress on the engine's rotating assembly and can improve overall engine longevity.

What does the '6 groove, 3 ring' refer to on this damper?

The '6 groove, 3 ring' refers to the specific design of the damper's outer shell. This configuration is engineered to provide effective dampening characteristics by managing the engine's torsional vibrations.

Is this damper a direct replacement for all Ford 3 bolt front applications?

This ATI Shell Assy is designed for Ford vehicles with a 3-bolt front crankshaft pulley setup. It is recommended to verify fitment with your specific vehicle's make and model before purchase.

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Specifications

Brand: ATI
Part #: ATI917021
UPC: 800157063732

ATI Shell Assy - 6.78 - Alum - 6 Grv - Ford 3 Bolt Frt - 3 Ring

Name: ATI Shell Assy - 6.78 - Alum - 6 Grv - Ford 3 Bolt Frt - 3 Ring
Brand: ATI
SKU: ati-ati-shell-assy-6-78-alum-6-grv-ford-3-bolt-frt-3-ring-t14-361155
Price: 395.88 USD
Availability: BackOrder

$395.88

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Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

ATI 917021 aluminum crankshaft damper for Ford 3 bolt front applications. 6.78 inch diameter, 6 groove, 3 ring.

Key Features

Fits Ford 3 bolt front crankshaft applications.
6.78 inch diameter shell assembly.
Features a 6 groove, 3 ring design.
Constructed from aluminum for a lightweight build.
Part number ATI917021.

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About this part

Product Details

ATI is well-known for making high-performance harmonic dampers. This particular shell assembly, part number 917021, is designed for Ford vehicles with a 3-bolt front crankshaft pulley setup.

This damper features a 6.78-inch diameter and a 6-groove, 3-ring design, which helps to effectively control torsional vibrations. It's constructed from aluminum, making it a lightweight yet strong component for your engine. Proper crankshaft dampening is crucial for reducing stress on the engine's rotating assembly, which can lead to improved reliability and performance over time.