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ATI SR20 RWD Street Damper
Price: $474.99
Availability: In Stock
Item #: 918582 -

- Eliminates torsional crankshaft vibrations - Exceeds SFI 18.1 specs - Laser engraved-etched 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).

ATI SR20 FWD Street Damper
Price: $474.99
Availability: Special Order
Item #: 918607 -

- 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).