What is the main benefit of a 3-ring crankshaft damper?

The 3-ring design on this ATI damper helps to absorb torsional vibrations more effectively. This leads to more stable engine timing, especially at higher RPMs, which is crucial for performance and engine longevity.

What does the 8-groove pulley refer to?

The 8-groove pulley on this crankshaft damper allows for the mounting of multiple accessory belts. This provides flexibility for driving various components like alternators, power steering pumps, or air conditioning compressors in custom or performance applications.

Is this damper a direct replacement for all engines?

This is a universal-style crankshaft damper with specific dimensions and features. While it's well-built for performance, you'll need to verify its bolt circle, diameter, and groove count match your specific engine's requirements for a direct fit.

Specifications

Brand: ATI
Part #: ATI917145CS
UPC: 800157088742

ATI Shell Assy - 8.275 - AL LW - 8 Grv - 9 5/16 Holes - 3 Ring

Name: ATI Shell Assy - 8.275 - AL LW - 8 Grv - 9 5/16 Holes - 3 Ring
Brand: ATI
SKU: ati-ati-shell-assy-8-275-al-lw-8-grv-9-5-16-holes-3-ring-t14-514884
Price: 481.97 USD
Availability: BackOrder

$481.97

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ATI Crankshaft Damper - 8.275" diameter, 8-groove pulley, 3-ring design. Improves engine timing accuracy.

Key Features

Fits various applications; check manufacturer fitment data for compatibility.
8.275-inch diameter shell for effective vibration dampening.
3-ring design helps absorb torsional vibrations for improved engine timing.
Features an 8-groove pulley for accessory drive flexibility.
Includes a 9 5/16-inch bolt circle mounting pattern.

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About this part

Product Details

When you're rebuilding a performance engine or looking to get the most accurate timing out of your setup, a well-built crankshaft damper is essential. This ATI Shell Assy, part number ATI917145CS, is designed to handle the stresses of high-RPM operation and ensure your engine's timing stays true.

This damper features an 8.275-inch diameter shell and a 3-ring design, which helps to absorb torsional vibrations more effectively than stock units. The 8-groove pulley setup offers flexibility for accessory drives, and the 9 5/16-inch bolt circle is a common mounting pattern. ATI is known for making solid components for performance applications, and this damper is no exception. It's built to last and maintain its performance over time, even under demanding conditions.