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Protect your engine. Modifications can compromise your stock harmonic balancer. Install a Fluidampr performance damper early for best 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. Corrosion resistant black zinc finish with engraved timing marks. No maintenance required. Trusted by leading engine builders worldwide. SFI 18.1 certified. Made in USA.
Application: Ford 302/351, 300 I6. Internal balance. Replaces 28oz. external balance in custom builds. 4 bolt Ford pulley pattern. Pulley spacer #717656 required on 1975-later engines. Custom pulleys may be required on 1969-earlier engines.
| Mounting Hole Quantity | 1 |
| Inside Diameter | 1.3745 IN |
| Mounting Hole Diameter | 1.3745 IN |
| Depth | 3.5 IN |
| Outside Diameter | 6.625 IN |
| Bolt And Washer Included | No |
| Grade Type | Performance |
| Keyway Type | Yes |
Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.
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We carry 750,000+ parts, so we can probably still get it. Check the spelling, try the part number, or ask us.
Request this part Text us (833) 691-5717