Engines and Components› Harmonic Balancers

ATI

SBC Harmonic Damper SFI 6.325 Internal Balance

$369.50

SKU: A00N 917789

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The ATI Super Damper 917789 is an internally balanced harmonic balancer designed for Small Block Chevy V6 & V8 engines with a 1.246" crankshaft. It features a 6.325" OD steel construction with 2 rings and is OEM equipment on ZZ572 GM Crate Engines. This damper eliminates torsional crankshaft vibrations and exceeds SFI 18.1 specifications.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandATI
Part NumberA00N 917789

Videos

The RIGHT way to install a harmonic balancer on your Chevy Smallblock

The RIGHT way to install a harmonic balancer on your Chevy Smallblock
ATI Super Damper Install...#14 Chevy 454 Big Block Performance Build...

ATI Super Damper Install...#14 Chevy 454 Big Block Performance Build...
How to Install a Harmonic Balancer on a Chevy Small Block V8 | Step-by-Step Guide

How to Install a Harmonic Balancer on a Chevy Small Block V8 | Step-by-Step Guide
LS Tech: Installing an ATI Harmonic Balancer

LS Tech: Installing an ATI Harmonic Balancer

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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