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ATI Super Harmonic Street Damper - 94-98 Toyota Supra MK4
The patented ATI Super Damper is the only damper designed exclusively for high performance engines.

  • Eliminates torsional crankshaft vibrations
  • Exceeds SFI 18.1 specs
  • Laser engraved 360° timing marks
  • Black zinc chromate finished

Inner and outer shells are available in aluminum or steel contain the steel inertia weight. The inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).


94-98 Supra MK4 JZ80 6 Cylinder engine:
  • Requires longer belt: 15% OD, OEM, 6 rib. (Use Goodyear #4060775, Gates #K060775, Dayco #5060775 or Drive-Rite #775K6).

ATI Super Harmonic Street Damper - 94-98 Toyota Supra MK4

Regular price Sale $362.39 Sale price MSRP $562.39
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Free Shipping
Free standard shipping applies to this item within the continental United States. Orders shipped to Alaska, Hawaii, Virgin Islands, Canada, Puerto Rico, Guam, and PO/APO/FPO boxes are subject to additional shipping charges.
Ships: 1-5 business days
This is an estimated ship date once your order is placed from JHPUSA. Ship dates do not include weekends and holidays.
Brand:ATI
SKU:918562
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