Big Block Chevy External Balance 7" Damper

Big Block Chevy (BBC) 7" External Balanced Harmonic Damper #104X - Image 2

Big Block Chevy (BBC) 7" External Balanced Harmonic Damper #104X - Image 3

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

$580.00 – $745.00

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
Comes with Single 3/16″ Keyway
Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.

Crank Trigger Magnets

Options

Double 3/16" Keyway Add On

Add an additional 3/16 Keyway to your Damper. Required the crankshaft to be machined for a second keyway 180* out from the original keyway. *Requires damper purchase. This is a labor option for new damper purchase only.

Add for $30.00

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

Add an additional 1/4" Keyway to your Damper. Required the crankshaft to be machined for a second keyway 180* out from the original keyway. (Requires a Blower/Super Duty Hub or BBC Crank Snout) *Requires damper purchase. This is a labor option for new damper purchase only.

Add for $30.00

Double 1/4" Keyway Add On

Dual 1/4" Keyways (Requires a Blower/Super Duty Hub or BBC Crank Snout) Required the crankshaft to be machined for a second keyway 180* out from the original keyway. *Requires damper purchase. This is a labor option for new damper purchase only.

Add for $30.00

SKU: N/A Category: BBC Tag: External Balance

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

Options

Double 3/16" Keyway Add On

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

Double 1/4" Keyway Add On

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