PRODUCT DESCRIPTION
Fits: B/RB & HEMI with INDY Timing cover.
Engine Balance: Internal
SFI Rating: SFI 18.1
Degree Markings: Yes
Degree Marking Range:360
Outside Diameter (in.): 7.074 in.
Keyway Quantity: One
Harmonic Balancer Material: Aluminum
Harmonic Balancer Construction: Elastomer
Harmonic Balancer Color: Black zinc chromate
Mounting Hardware Included: No
Quantity: Sold individually.
Notes:
Aluminum shell/steel hub, 3-ring. Shell weight 6.25 lbs., inertia weight 4.50 lbs. Average hub weight 2.40 lbs.
ATI Super Damper Standard Harmonic Balancers
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
