Speedmaster Ford SB 302 351 Windsor 28oz External Fluid Damper Harmonic Balancer SFI 18.1

The Speedmaster Ford SB 302 351 Windsor Harmonic Balancer is a 28oz external fluid damper designed to reduce engine vibration and harmonics in small-block Ford applications. This performance-grade balancer is SFI 18.1 certified, meeting safety standards for high-performance and racing engines. The external fluid damper design provides reliable vibration damping for street and track use, helping protect engine components and improve overall durability.

This harmonic balancer is engineered specifically for Ford SB 302 and 351 Windsor engines, making it a direct replacement for original equipment or an upgrade for performance builds. The 28oz weight rating is matched to small-block Ford engine specifications. Installation is straightforward on compatible Ford SB platforms, and the balancer integrates with stock or performance timing components. Whether you're building a classic hot rod, restoring a vintage Ford muscle car, or upgrading an existing small-block, this damper offers proven vibration control and SFI certification for confident operation.

Key Features & Benefits

• SFI 18.1 Certified: Meets SFI safety standards for high-performance and racing engine applications.
• 28oz External Fluid Damper: Optimized weight and fluid design for effective vibration damping in small-block Ford engines.
• Ford SB 302/351 Compatible: Direct fitment for Ford small-block 302 and 351 Windsor engine platforms.
• Performance-Grade Design: Engineered for both street and track use to protect engine internals and improve reliability.

Specifications

Ideal Applications

• Classic Ford muscle car restoration and upgrades
• High-performance small-block Ford engine builds
• Street rod and hot rod applications
• Performance engine vibration control