SKU: SKU: FDR620200
Streetdampr by Fluidampr. Modifications can compromise your stock harmonic balancer. Install a value priced Streetdampr by Fluidampr early for durability. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Precision CNC machined and balanced high-grade steel components. Features engraved timing marks and ready to paint raw finish. No maintenance required. Trusted by leading engine builders worldwide. Non-SFI approval. Made in USA.
Application: Ford 289, 302, 351, 400ci V8. External balance, 28oz. 4 bolt standard Ford pulley bolt pattern. Pulley space #717656 may be required on some 1975-later engines. Custom pulleys may be required on 1969 and earlier engines.
| Mounting Hole Quantity | 1 |
| Inside Diameter | 1.3745 IN |
| Mounting Hole Diameter | 1.3745 IN |
| Depth | 3.5 IN |
| Outside Diameter | 6.25 IN |
| Grade Type | Improved Design |
| Bolt And Washer Included | No |
| Keyway Type | Yes |