The 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.

Product Features:

• Fits Toyota 1JZ & 2JZ Turbo / Non Turbo, VVTi & Non VVTi engines
• Eliminates torsional crankshaft vibrations
• Tunable, rebuildable, and extremely efficient at ALL RPM
• Protects against engine harmonics
• Exceeds SFI 18.1 Certified for competition use
• Laser engraved 360 timing marks
• Black zinc chromate finished
• Made in America

Specifications:

• Aluminium Damper Shell
• 916023 Steel Hub
• Inertia Weight: 3.0 lbs / 1.36 kg, 3 Ring
• Computer-Machined Grooves
• 15% Overdriven – OEM Spacing, requires a longer belt.
• Outer Diameter: 6.78″ / 17.22 cm
• Weight: 6.9 lbs / 3.13 kg

Product Recommendations: A longer serpentine belt is required. (6PK1970)
For Gates Power Surpentine Belt 6PK1970 “Click Here”

Vehicle Compatibility:

– Toyota Chaser JZX90 (1JZ-GTE)
– Toyota Cresta JZX90 (1JZ-GTE)
– Toyota Mark II JZX90 (1JZ-GTE)
– Toyota Soarer JZZ30 (1JZ-GTE)
– Toyota Supra JZA70 (1JZ-GTE)
– Toyota Chaser JZX100 (1JZ-GTE VVTi)
– Toyota Cresta JZX100 (1JZ-GTE VVTi)
– Toyota Mark II JZX100 (1JZ-GTE VVTi)
– Toyota Soarer JZZ30 (1JZ-GTE VVTi)
– Toyota Chaser JZX110 (1JZ-GTE VVTi)
– Toyota Cresta JZX110 (1JZ-GTE VVTi)
– Toyota Verosa JZX110 (1JZ-GTE VVTi)
– Toyota Aristo JZS147 2JZ-GTE
– Toyota Crown JZX171 (1JZ-GTE VVTi)
– Toyota Crown Majesta JZS171W (1JZ-GTE VVTi)
– Toyota Crown JZS179 (2JZ-GE VVTi)
– Toyota Supra JZA80 (2JZ-GE)
– Toyota Supra JZA80 (2JZ-GTE)
– Toyota Supra JZA80 (2JZ-GE VVTi)
– Toyota Supra JZA80 (2JZ-GTE VVTi)
– Toyota Aristo JZS161 (2JZ-GTE VVTi)