Engines and Components› Harmonic Balancers

ATI

SBC 6.780 Harmonic Damper - SFI

$529.50

SKU: A00N 917276

In Stock
In Stock
Ships by Jun 8
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The ATI Super Damper Serpentine Series Harmonic Balancer is designed to eliminate torsional crankshaft vibrations and features a 6.75" outside diameter, 6 grooves, and SFI 18.1 rating. It's made from aluminum and steel with an elastomer construction and a black zinc chromate finish. This part is a 10% underdrive with an AC pulley and contains 40 durometer rubber.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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 917276

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.

View Full Return Policy