Upgrade your engine's performance with the GM LS 6.325 Harmonic Damper - SFI by ATI PERFORMANCE. This high-quality damper is designed to enhance engine stability and minimize vibrations, ensuring smoother operation. Constructed from durable aluminum and...

Upgrade your engine performance with the GM LS 7.480 Harmonic Damper - SFI by ATI PERFORMANCE. This high-quality serpentine super damper ensures smooth operation and enhances durability. Designed for GM LS-Series engines, this harmonic balancer is...

Harmonic Balancer - Premium OEM - 7.700 in OD - Iron - Black Powder Coat - Internal Balance - GM LS-Series - Each

Harmonic Balancer - Pro Sport - 7.520 in OD - SFI 18.1 - Iron - Natural - Internal Balance - GM LS-Series - Each

Harmonic Balancer - Pro Sport - 7.520 in OD - SFI 18.1 - Iron - Natural - Internal Balance - GM LS-Series - Each

Upgrade your performance with the GM LS Steel Harmonic Balancer - SFI by POWER BOND BALANCERS. This race serpentine balancer is designed for optimal precision and underdrive functionality. Constructed from durable steel and featuring a sleek black powder...