Big Block Chevy (BBC) 7″ External Balanced Harmonic Damper #104X

$470.00$570.00

Externally Balanced Harmonic Damper for High Performance Big Block Chevys with SFI 18.1 Rating for the highest quality. The 104X Damper features an all aluminum case design for light weight, stress-proof steel hub and 1040 steel inertia rings for durability. Wet clutch friction design style with precision machined harmonic dampening for street and race engines.

  • Outer Diameter: 7″
  • Weight: 9.7 lbs
  • For External Balance Applications Only
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.
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Options

Double 3/16" Keyway Add On

Add an additional 3/16 Keyway to your Damper.

Out of stock

3/16" x 1/4" Keyway Add On

Add an additional 1/4" Keyway to your Damper. (Requires a Blower/Super Duty Hub or BBC Crank Snout)

Double 1/4" Keyway Add On

Dual  1/4" Keyways (Requires a Blower/Super Duty Hub or BBC Crank Snout)

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