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Innovators West 109 7" SBC w/BBC Snout Super-Duty Dampener

Harmonic Balancers

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Innovators West 109 7" SBC w/BBC Snout Super-Duty Dampener

innovators west #109 SBC 7 Inch Super Duty
Blower Damper w/BBC Crank Snout

This SFI 18.1 Approved Balancer is designed for High Boost Blower Applications and features a BBC Crank Snout with 6 pulley mounting bolts for blower and other front driven accessories. It features all aluminum case design for light weight, stress-proof steel hub and 1040 steel inertia rings for durability. Wet clutch friction style precision machined harmonic dampening for street and race engines.


  • Get rid of your separate Crank Trigger Wheel by integrating it into the Damper itself! - Saves on average about 9 Ounces over the MSD Crank Trigger Wheel. Includes billet aluminum matching sensor bracket and mounting hardware
  • Add dual keyways for Supercharged or Extreme Duty Applications. Requires double keyed crankshaft snout.
  • The blower hub has increased material for supercharged applications.  Includes matching timing cover oil seal.


  • Outer Diameter: 6.75"
  • Weight: 7.6 lbs
  • 6 Bolt Pulley Pattern
  • BBC Crank Snout Dimensions
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.

Part #: 978

Price: $625.95
Sale Price: $595.95
Crank Trigger Option?:
Dual Keyways?:

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