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 protect the crankshaft from damage and reduces overall engine vibration.

Why is the material (aluminum) important for this part?

Using aluminum for the shell construction makes this damper lighter than a cast iron or steel equivalent. This reduced weight can contribute to a quicker engine response by lessening the rotational mass on the crankshaft.

What does the '6-bolt 3/8 - 3 ring' specification refer to?

This refers to the mounting configuration for the damper's outer pulley system. The '6-bolt' indicates the number of bolts used, '3/8' likely refers to the bolt size, and '3-ring' describes the arrangement of the pulley surfaces, allowing for multiple accessory belts.

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Specifications

Brand: ATI
Part #: ATI917079
UPC: 800157063787

ATI Shell Assy - 6.78 - Alum - 8 Grv - 6 Bolt 3/8 - 3 Ring

Name: ATI Shell Assy - 6.78 - Alum - 8 Grv - 6 Bolt 3/8 - 3 Ring
Brand: ATI
SKU: ati-ati-shell-assy-6-78-alum-8-grv-6-bolt-3-8-3-ring-t14-361210
Price: 395.88 USD
Availability: BackOrder

$395.88

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ATI Shell Assy - 6.78 - Alum - 8 Grv - 6 Bolt 3/8 - 3 Ring. This aluminum crankshaft damper features 8 grooves and a 6-bolt 3/8" 3-ring design for improved performance.

Key Features

Fits ATI Shell Assy - 6.78 - Alum - 8 Grv - 6 Bolt 3/8 - 3 Ring.
Constructed from aluminum for reduced weight.
Features an 8-groove pulley system.
Includes a 6-bolt 3/8-inch 3-ring design.
Designed to manage torsional vibrations.

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About this part

Product Details

This ATI Shell Assy features a 6.78-inch diameter and is constructed from aluminum for a lighter weight. It's designed with 8 grooves and a 6-bolt 3/8-inch 3-ring configuration, which is a specific choice that matters for how it handles engine vibrations.

The aluminum construction helps reduce rotational mass compared to heavier steel dampers, potentially leading to improved engine response. The 8-groove pulley system offers more options for accessory drives, and the 3-ring design is built to manage torsional vibrations effectively. This damper is a solid option for those looking to upgrade their engine's harmonic balancing capabilities.