Enhance your engine's performance with the GM LS Steel Harmonic Balancer - SFI from POWER BOND BALANCERS. This race-proven harmonic balancer delivers exceptional durability and precision engineering, making it the ideal choice for high-performance...

Upgrade your engine's performance with the GM LS Steel Harmonic Balancer SFI 25% U/D by POWER BOND BALANCERS. This top-notch harmonica balancer is designed for race performance, featuring underdrive technology and a sleek black paint finish. With an...

Harmonic Balancer - Super Damper - 6.325 in OD - SFI 18.1 - Steel - Black Oxide - Internal Balance - GM LS-Series - Each

Upgrade your engine performance with the GM LS1 7.074 Harmonic Damper from ATI PERFORMANCE. This high-quality harmonic balancer is designed for precision and durability, ensuring optimal engine balance and smooth operation. The 7.074-inch diameter,...

Harmonic Balancer - Supercharged Super Damper - 7.480 in OD - SFI 18.1 - Aluminum / Steel - Black - Internal Balance - GM LS-Series - Each

Upgrade your GM LS3/L99 engine with the high-performance FLUIDAMPR SFI-certified 7-3/4 Damper. Crafted from durable steel in a sleek black zinc finish, this internal balance harmonic balancer ensures smooth engine operation and reduced vibrations...