Toyota & Scion Super Damper Applications
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 etched 360° timing marks
- Black zinc chromate finished
- Notes: 918466 is 1.250" longer than stock and comes with a bolt on pulley for factory spacing that is 10% underdriven. Requires a smaller idler pulley for fitment when using on a street motor.
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).
Specifications:
- Outside Diameter: 7.074 in.
- Shell Material: Aluminum
- Total Weight: 3.75 Lbs
- Inertia Weight: 2.20 Lbs
- Hub Material: Steel
- Rings: 2
- Engine Balance: Internal
- Degree Marking Range: 360
- Safety Rating: SFI 18.1
- Fits: Toyota 4.0L 236-239: 4Runner ('03-up), Tacoma ('05-up), Tundra ('05-up), & FJ Cruiser ('07-up).