Description
SFI 18.1 Harmonic Damper for LS1, LS2, LS3, LS6 Corvette, Pontiac G8 & Cadillac CTS-V w/Crank Bolt. Features 12-Rib drive & 10% Overdrive Pulley. Designed for use with ATI Procharger supercharger drive system.
This damper comes standard with 3/16″ Keyway for use with aftermarket crankshafts. Complete Pulley Conversion Kit also available, see options below.
Options
- Dual Keyway Option – Add $20.00
Add dual keyways for Supercharged or Extreme Duty Applications. Requires double keyed crankshaft snout.
- LSX Blower Hub Option – Add $25.00
The super duty hub has increased material for supercharged applications.This increased material helps to protect the hub from cracking in high load applications. The super duty hub is recommended for supercharged applications making over 750 rwhp. Includes matching timing cover oil seal.
Details
- Diameter: 8.125″
- Weight: CALL
- 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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