ATI 6.325″ Super Damper for Small Block Ford 4-bolt 28.2oz External Balanced – ATI-918912

The patented ATI Super Damper with Steel Shell eliminates torsional crankshaft vibrations on Small Block Ford High Performance Engines. This model is designed for Externally Balanced Engines and has a 28.2oz imbalance weight and comes equipped with a Blower Hub.  Hub # 916566 has increased wall thickness & two 3/16” keyways for 4-bolt supercharged applications. Requires seal #973131.

• Outside Diameter: 6.325″
• Outer Shell: Steel
• Blower Hub
• Timing Tab: B
• 28.2 oz External Balanced Applications (Not for 302 HO)
• Hub Length: 4.000″
• Ford 4 Bolt Late Model Drive System
• Laser Engraved 360° with Easy to Read Indications
• Black Zinc Chromate Finish
• SFI 18.1 Rated