SFI 18.1 Harmonic Damper for LS1, LS2, LS3, LS6 Corvette, Pontiac G8 & Cadillac CTS-V w/Crank Bolt. Features 6 Rib drive & Std. Dia. Pulley.
This damper comes standard with 3/16″ Keyway for use with aftermarket crankshafts.
NOTE: Innovators West specific pin kit required when used with a stock non-keyed crankshaft.
- Diameter: 7.25″
- Weight: 8.8 lbs
- Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.