PRW 2326540 Harmonic Damper Chevy SB 262-350 WB 348-409 1955-95 0-Bal 6.75"

High Performance Sportsman Dampers, Black PRW High Performance Sportsman Dampers are cast from nodular iron and suitable for moderate racing applications and engines. Unlike most OEM dampers, the hub and ring are splined to prevent radial movement of the outer ring. These dampers are 30% stronger than OEM Dampers made from grey iron. Ideal for Street Rebuilds 30% Stronger Than OEM Dampers Accurate Crank Bore for a Proper Pressed Fit Available in Black with Laser Etched Timing Marks Externally Balanced Dampers include Removeable Counterweights