Clutch Masters Steel Flywheel FW-669-SF 1045 Billet Steel Precision Balanced

Clutch Masters Steel Flywheel FW-669-SF 1045 Billet Steel Precision Balanced Brand: Clutch Masters — Model: FW-669-SF. Engineered for performance, this 1045 billet steel flywheel delivers race-ready reliability and precise balance for aggressive street and track applications. Manufactured in the USA from a solid 1045 billet steel core, the FW-669-SF is CNC machined from CAD-driven designs to exacting tolerances. Each unit is precision zero-balanced to ensure smooth operation, reduce drivetrain vibration, and improve clutch engagement consistency. Material: 1045 billet steel for strength and heat resistance Finish: Black oxide coating for corrosion protection and a distinctive appearance Balance: Precision zero-balanced for true spin and reduced NVH Compatibility: Works with OEM clutch kits and Clutch Masters FX100–FX500 single- or twin-disc systems Certification: SFI 1.2 Certified for motorsports use Made in USA: CAD-designed, Haas CNC machined, and hand-inspected by Clutch Masters craftsmen This flywheel is ideal for drivers seeking a durable, high-performance replacement that maintains drivetrain harmony while supporting upgraded clutch setups. Add the Clutch Masters FW-669-SF to your build for improved response, longevity, and race-proven quality.