BBC 7 Inch Pro Stock Light Weight Harmonic Balancer
Big Block Chevy (BBC) 7" Pro Stock Light Weight Harmonic Damper #105 - Image 2
Big Block Chevy (BBC) 7" Pro Stock Light Weight Harmonic Damper #105 - Image 3
BBC 7 Inch Pro Stock Light Weight Harmonic Balancer

Big Block Chevy (BBC) 7″ Pro Stock Light Weight Harmonic Damper #105

$555.00 – $720.00

This extreme light weight (5.4 lbs) Harmonic Damper is designed for all out, every ounce counts racing applications on the Big Block Chevy. It exceeds SFI 18.1 ratings and is designed specifically for High RPM Racing Big Block Chevys.  This damper is not for use with supercharged applications.

Optional crank trigger magnets, bracket and sensor available separately.

  • Outer Diameter: 7″
  • Weight: 5.4 lbs
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.

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.

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.

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.

SKU: N/A Category:
Damper Installation Instructions [PDF Format].
Damper Hub Honing Instructions [PDF Format].
Harmonic Damper Installation YouTube Video

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