Small Block Chevy 7" Externally Balanced Harmonic Damper

The #103 damper features the Chevy Bolt Pattern and works with OEM Pulleys and Hardware. This 7" diameter damper best used with stock or modified engines making up to approximately 1000 hp.

• Comes with Single 3/16" Keyway


• For Externally Balanced 400 ci & Larger Small Block Chevy


• Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.