More Power in Every Purchase - Join the Summit Rewards Program Today!

More Power in Every Purchase - Join the Summit Rewards Program Today!

Stay Cool With SUMMER SALE Savings!

ATI Super Damper Standard Harmonic Balancers

4.61 out of 5 stars 227 Customer Reviews

Patented ATI Super Damper standard harmonic balancers are the only crankshaft dampers designed exclusively for high performance engines. Inner and outer shells are
Patented ATI Super Damper standard harmonic balancers are the only crankshaft dampers designed exclusively for high performance engines. Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. The inertia weights have six (2-ring design) or eight (3-ring design) computer-machined grooves to retain the proper durometer O-rings (dyno tested for each application). Whether you race or just drive on the street, ATI harmonic balancers are the perfect choice. Features include: * Eliminates torsional crankshaft vibrations * Exceeds SFI 18.1 specs * Black zinc chromate finished
Patented ATI Super Damper standard harmonic balancers are the only crankshaft dampers designed exclusively for high performance engines. Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. The inertia weights have six (2-ring design) or eight (3-ring design) computer-machined grooves to retain the proper durometer O-rings (dyno tested for each application). Whether you race or just drive on the street, ATI harmonic balancers are the perfect choice. Features include: * Eliminates torsional crankshaft vibrations * Exceeds SFI 18.1 specs * Black zinc chromate finished * OEM equipment on a variety of crate engines * Tunable, rebuildable, and extremely efficient at all rpm * Laser-engraved 360 degree timing marks * Supercharger and power steering drive pulleys available for some applications

Results 1 - 22 of 22

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Ford, 289, 302, 351C, 351M, 351W, 400, Each

Part Number: ATI-918921

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, External Balance, Steel, Black, Ford, 289, 302, 351C, 351W, 351M, 400, Each

Part Number: ATI-918895

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, External Balance, Steel, Black, Ford, 289, 302, 351C, 351M, 351W, 400, Each

Part Number: ATI-918911

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Ford, 221, 260, 289, 302, 351W, Each

Part Number: ATI-917511AK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, C-Tab, Ford, 289, 302, 351C, 351M, 351W, 400, Each

Part Number: ATI-918920

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Steel, Ford, 289, 302, 351C, 351M, 351W, 400

Part Number: ATI-918924

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, External Balance, Steel, Black, Ford, 289, 302, 351C, 351M, 351W, 400, Each

Part Number: ATI-918900

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Steel, Ford, 289, 302, 351C, 351M, 351W, 400

Part Number: ATI-918923

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Ford, 289, 302, 351C, 351M, 351W, 400, Each

Part Number: ATI-918916

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, C-Tab, Ford, 289, 302, 351C, 351W, 351M, 400, Each

Part Number: ATI-917511

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, C-Tab, Ford, 221-302, 351W, 351C, 351M, 400, Each

Part Number: ATI-918929

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, C-Tab, Ford, 221-302, 351C, 351W, 351M, 400, Each

Part Number: ATI-917515

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 289, 302, 351C, 351M, 351W, 400

Part Number: ATI-918918

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

...Loading

Estimated Ship Date: Monday 8/4/2025

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, Mercury, 221-302, 351W, Each

Part Number: ATI-917680

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 221-302, 351W, Each

Part Number: ATI-917681

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 11, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Steel, Ford, 289, 302, 351C, 351M, 351W, 400

Part Number: ATI-918927

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 4, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 221-302, 351C, 351W, 351M, 400, Each

Part Number: ATI-917514

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Ford, 289, 302, 351W, Each

Part Number: ATI-918917

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 221-302, 351W, Each

Part Number: ATI-917660

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 221-302, 351W, Each

Part Number: ATI-917661

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Black, Ford, 289, 302, 351, 400, Each

Part Number: ATI-918002

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Ford, 221-302, 351W, 351C, 351M, 400, Each

Part Number: ATI-918023

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

...Loading

Estimated Ship Date: Aug 21, 2025 if ordered today

  • 1
  • Page 1 of 1

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.