Speedway Motors SBC 383 and 400 Small Block Lightweight Harmonic Balancer Externally Balanced Steel Damper 6.75 Inch Diameter Rated 6500 RPM Press on Fit
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Product details
| Management number | 220760123 | Release Date | 2026/05/03 | List Price | $35.60 | Model Number | 220760123 | ||
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This 6-3/4" balancer fits 383/400 c.i. Small Block Compatible with Chevys and only weighs 7-3/4 lbs. Plus, the balancing cut out is on the backside so they cant tell what crank youre running. Damper is a press-on fit. Durable nodular iron construction. High temperature elastomer bond. This balancer is 1.20" thick. Rated to 6,500 RPM. NOT SFI approved. Item Details Externally Balanced
- Engine Compatibility – Designed for Compatible with Chevy 383 and 400 small block engines with external balance requirements
- Lightweight Design – Weighs approximately 7.75 lbs to reduce rotating mass while maintaining durability
- Steel Construction – Built from durable nodular iron with high-temperature elastomer bonding for reliable performance
- Hidden Balance Cut – Rear-side balancing cutout conceals crank type for a clean installed appearance
- Size & Rating – 6.75 inch outside diameter, 1.25 inch bore, press-on fit, degree marked and rated up to 6,500 RPM
| Brand | Speedway Motors |
|---|---|
| Model | Speedway Motors |
| Exterior | Painted |
| Position | Center |
| Item Weight | 10 pounds |
| Manufacturer | Speedway Motors |
| Item model number | 91015364 |
| Product Dimensions | 9 x 9 x 4 inches |
| Manufacturer Part Number | 91015364 |
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Harmonic Balancers
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