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

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