Oldsmobile 455 6.625" External Balanced Fluid Damper Harmonic Balancer SFI 18.1 We offer the best in

We offer the best in differential components including this differential side adjusters

and 350 V8s with OEM carb or Edelbrock #1400 carb

Speedmaster oil filters are the way to go

Engineered for accurate

Oldsmobile 455 6.625" External Balanced Fluid Damper Harmonic Balancer SFI 18.1 We offer the best inUsing only three parts a laser welded sealed housing, an internal inertia ring, and highly viscous silicone fluid between the two these SFI approved Fluid dampers can control all crankshaft vibration, not just a limited frequency range. As a result, you get reduced wear on the main bearings and timing gear, more stable valvetrain operation, and less chance of crank failure.