Super Damper^® Harmonic Dampers


 

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 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). How to read this chart Installation Instructions

		STEEL SHELL	ALUMINUM SHELL			CRANK HUB PART NUMBERS
		7.074" OD	7.074" OD	6.780" OD	5.67" OD
		3 RING	2 RING	3 RING	3 RING	STEEL	STEEL WITH INNNER SHELL
TOTAL WEIGHT INERTIA WEIGHT		8.75 lbs 4.50 lbs	3.75 lbs 2.20 lbs	3.90 lbs 2.40 lbs	3.60 lbs 2.20 lbs
DAMPER ONLY - LESS CRANKSHAFT HUB PART NUMBERS
CHEVROLET FRONT		917010	917000		917027	AVG WEIGHT: 2.4 LBS	AVG WEIGHT: 2.6 LBS
INTERNAL BALANCE DAMPER ASSEMBLY PART NUMBERS
6 CYL - 5MG		918450				916030
SUPRA - 7MG					918525		916068
SUPRA JA80 2JZ-GTE 6 CYL '94 - '98 [2, 3]	6 GROOVE			918562		916023
2ZZ-GE TOYOTA CELICA GT-S COROLLA XRS MATRIX XRS PONTIAC VIBE GT LOTUS ELISE EXIGE 2-ELEVEN	4 CYL 1.8L				918564		916147
4YE	4 CYL 2.2L			918563		916024
1GR-FE '03 - up [1]	RACE		918466 [4]				916086
	STREET				918479 [5]		916029
SCION - 2AZFE					918523		916016
SCION - 4U-GSE (10% UD)			918482				916148

[1]  Fits Toyota 4.0L 236-239: 4Runner (‘03-up), Tacoma (‘05-up), Tundra (‘05-up), & FJ Cruiser (‘07-up).
[2]  Requires longer belt: 15% OD, OEM, 6 rib. (Use Goodyear #4060775, Gates #K060775, Dayco #5060775 or Drive-Rite #775K6).
[3]  4 rib dry sump hub (#916022) available as a special order. This hub moves the serpentine grooves on the damper forward of the OEM
      location by .290. Shell assembly is # 917071.
[4]  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. 
[5]  918479 is 0.500" longer than stock for 600 HP or less and is OEM size - 2003 - 2008 only.