SBC CHEVY ATI SUPER DAMPER SFI HARMONIC BALANCER INTERNAL BAL. PART # 917781
Description
|
Brand |
ATI Performance Products |
|
Manufacturer's Part Number |
917781 |
|
Part Type |
Harmonic Balancers |
|
Product Line |
ATI Super Damper Standard Harmonic Balancers |
|
Engine Balance |
Internal |
|
Safety Rating |
SFI 18.1 |
|
Degree Markings |
Yes |
|
Degree Marking Range |
360 |
|
Outside Diameter (in) |
6.325 in. |
|
Harmonic Balancer Material |
Steel |
|
Harmonic Balancer Construction |
Elastomer |
|
Harmonic Balancer Finish |
Black zinc chromate |
|
Mounting Hardware Included |
No |
|
Quantity |
Sold individually. |
|
Notes |
Steel with inner shell. 6.00 lbs. 3-ring design. 1.500 in. wide. |
The patented ATI Super Damper standard harmonic balancers are 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, re-buildable, and extremely efficient at all rpm
- Laser-engraved 360° timing marks
