Description
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].
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