7.25-Inch SFI Harmonic Damper for Small Block Chevy

Maximize the durability of your Small Block Chevy (SBC) with the PRW SFI 18.1 Harmonic Damper. Featuring a 7.25-inch outside diameter, this balancer is specifically engineered for externally balanced engines, providing the necessary mass and damping characteristics to keep your crankshaft safe from harmonic fatigue. Whether you are building a street-strip engine or a full-blown race motor, this damper is a critical component for long-term reliability.

Technical Specifications

• SFI 18.1 Certified: Meets the highest safety standards for high-RPM racing applications.
• 7.25-Inch OD: Perfectly sized for standard SBC applications requiring external balance.
• FluidGel Technology: Superior harmonic absorption compared to standard OEM-style rubber balancers.
• High-Strength Steel: Constructed for maximum durability under extreme heat and stress.
• Black Paint Finish: Provides a professional, clean look while resisting rust and oxidation.

Harmonic vibrations are the silent killer of high-performance engines. By utilizing PRW's advanced FluidGel technology, this damper effectively absorbs vibrations that would otherwise be transferred to your bearings and oil pump. Ensure your engine build stands the test of time with this high-quality upgrade from GGCRACING.