Innovators West: GM LS1 6 Rib Drive Balancer [Camaro Firebird GTO, LS1]

SFI 18.1 Harmonic Damper for GM 98-02 LS1 F-Body & 04-06 LS1/LS2 GTO – w/ Crank Bolt. Features 6 Rib drive & std. diameter pulley.

This damper comes standard with 3/16″ Keyway for use with aftermarket crankshafts.

Options

• Dual Keyway Option – Add $20.00
  Add dual keyways for Supercharged or Extreme Duty Applications. Requires double keyed crankshaft snout.

Details

• Diameter: 7.25″
• Weight: 9.0 lbs
• Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.

Reference

• GM LSX Motors [PDF Format].
• Damper Hub Honing Instructions [PDF Format].