What is the main purpose of a crankshaft damper?

A crankshaft damper is designed to absorb torsional vibrations from the crankshaft. These vibrations can cause stress on the engine's internal components, and reducing them helps protect the engine and can lead to smoother operation.

What is the horsepower limit for this ATI damper?

This specific ATI crankshaft damper, part number 917757, is rated for engines producing 600 horsepower or less. Exceeding this rating may compromise performance and reliability.

What does the '4 & 5 Grv' designation mean?

This refers to the number of grooves on the damper for accessory drive belts. It indicates that the damper is designed to accommodate both 4-rib and 5-rib serpentine belt configurations, offering flexibility for different setups.

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Specifications

Brand: ATI
Part #: ATI917757
UPC: 800157028779

ATI Damper - 6.10in - Alum - 4 & 5 Grv - Acura Nsx 3.0L - 600 HP or Less - 1Pc

Name: ATI Damper - 6.10in - Alum - 4 & 5 Grv - Acura Nsx 3.0L - 600 HP or Less - 1Pc
Brand: ATI
SKU: ati-ati-damper-6-10in-alum-4-5-grv-acura-nsx-3-0l-600-hp-or-less-1pc-t14-361380
Price: 508.80 USD
Availability: BackOrder

$508.80

On Backorder — Expected to ship by May 3, 2026

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

ATI 917757 aluminum crankshaft damper for 3.0L Acura NSX. Rated for 600 HP or less.

Key Features

Fits Acura NSX 3.0L.
Aluminum construction for reduced weight.
6.10 inch diameter.
Features 4 and 5 rib belt grooves.
Rated for engines producing 600 horsepower or less.
One-piece design for straightforward installation.

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About this part

Product Details

ATI is well-known for making robust performance parts, especially for high-stress engine applications. This crankshaft damper, part number 917757, is built for the 3.0L Acura NSX and is designed to handle up to 600 horsepower.

This damper is constructed from aluminum and measures 6.10 inches in diameter. It features grooves for 4 and 5 rib belts, making it a versatile option for various accessory drive setups. A key function of a crankshaft damper is to absorb torsional vibrations from the crankshaft, which can cause stress and potential damage over time, especially in performance applications. By reducing these vibrations, this ATI damper helps protect your engine's internal components and can contribute to smoother engine operation.

This is a one-piece damper designed for a direct fit on the Acura NSX 3.0L engine. It's important to ensure your engine's horsepower output does not exceed the 600 HP rating for this specific damper to maintain optimal performance and reliability.