What is the main 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 stress and ensures smoother engine operation.

What does the '6 Grv' and '3 Ring' refer to on this damper?

The '6 Grv' indicates that the damper has six grooves on its pulley surface, allowing for the drive of multiple accessory belts. The '3 Ring' refers to the construction of the damper itself, typically involving multiple rings that work together to dissipate vibrational energy.

Is this damper suitable for a stock Mitsubishi Evo 8 engine?

This ATI Shell Assy crankshaft damper is designed for the Mitsubishi Evo 8 with the 4G63 engine and is a well-built component. While it can be used on stock engines, its features are particularly beneficial for performance-oriented builds where engine stress is higher.

Specifications

Brand: ATI
Part #: ATI917057
UPC: 800157063749

ATI Shell Assy - 6.78 - Alum - 6 Grv - Mitsubishi Evo 8 - 4G63 - 3 Ring

Name: ATI Shell Assy - 6.78 - Alum - 6 Grv - Mitsubishi Evo 8 - 4G63 - 3 Ring
Brand: ATI
SKU: ati-ati-shell-assy-6-78-alum-6-grv-mitsubishi-evo-8-4g63-3-ring-t14-361179
Price: 395.88 USD
Availability: BackOrder

$395.88

On Backorder

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

ATI Shell Assy - 6.78 - Alum - 6 Grv - Mitsubishi Evo 8 - 4G63 - 3 Ring. This crankshaft damper helps reduce torsional vibrations.

Key Features

Fits Mitsubishi Evo 8 with 4G63 engine.
Aluminum shell construction for reduced weight.
6.78-inch diameter.
Features a 6-groove pulley system.
3-ring design for effective vibration dampening.

This crankshaft damper is designed for the Mitsubishi Evo 8 with the 4G63 engine. Please verify fitment for your specific vehicle.

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About this part

Product Details

In this kit, you get the ATI Shell Assy crankshaft damper, designed for the Mitsubishi Evo 8 with the 4G63 engine. This damper is a 6.78-inch aluminum unit featuring a 6-groove pulley setup and a 3-ring design. Its primary job is to absorb torsional vibrations from the crankshaft, which is crucial for engine longevity and smooth operation, especially in performance applications.

This damper is well-built with an aluminum construction, making it lighter than steel alternatives while still offering solid performance. The 6-groove pulley system allows for multiple accessory drives, which can be important for custom setups or when running various engine accessories. The 3-ring design contributes to its effectiveness in dampening vibrations across a range of engine speeds. For Mitsubishi Evo 8 owners looking to maintain or enhance their engine's performance and reliability, this ATI damper is a popular choice.