ATI Super Damper Preferred worldwide by quality drag race and NASCAR engine builders! Designed specifically for high rpms engines. It all but eliminates worn parts and timing problems. Tunable in the field, rebuildable and extremely efficient at all rpm. 360 degree laser scribed timing marks. Meets SFI specification 18.1.
Part Type: Harmonic Balancers Engine Balance: Internal Degree Marking Range: 360 Degree Markings: Yes Outside Diameter (in): 7.074" Keyway Quantity: One Crankshaft Pulley Bolt Hole Quantity: Three Harmonic Balancer Construction: Elastomer Harmonic Balancer Color: Black Zinc Chromate Quantity Sold as: Individually Harmonic Balancer Material: Steel Mounting Hardware Included: No
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