|Serpentine Rib Diameter||7.215″ OD A/C Drive|
|(On Top Of Ribs)||8.125″ Main Serpentine Drive|
|Number of Ribs||4-Rib A/C Drive|
|8-Rib Main Accessory Drive|
|Hub OD||2.130″ Stock Hub|
|2.365″ Super Duty Hub|
|Hone Size||1.481″ (1.482″ Stock Crank OD)|
|Pulley Bolt Pattern||6 x 3/8″-16 on 3.200″ Bolt Circle|
|Pulley Register||Female 2.275″ ID (BBC)|
LSX 8-Rib Harmonic Damper for Corvette, Pontiac G8 and CTS-V – 10% Overdrive #843
$615.00 – $640.00
SFI 18.1 Harmonic Damper for LS1, LS2, LS3, LS6 Corvette, Pontiac G8 & Cadillac CTS-V w/Crank Bolt. Features 8 Rib drive & 10% Overdrive Pulley. Complete Corvette and CTSV Conversion Kits also available, see options below.
This damper comes standard with 3/16″ Keyway for use with aftermarket crankshafts. NOTE: Although this damper is designed with 8 belt grooves, it may be used with the stock 6-rib accessory drive with no issues.
NOTE: Innovators West specific pin kit required when used with a stock non-keyed crankshaft.
- Diameter: 8.125″
- Weight: 10.2 lbs
- Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.
- NOTE: The Super Duty Blower Hub option is a thicker hub that provides greater resistance to hub cracking under high power supercharged applications (750 rwhp and greater). This option includes a new custom made timing cover seal to adapt the oversized hub to a stock timing cover.