Gen 5 Camaro 8 Rib Drive Conversion Kit with 10% Overdrive Harmonic Balancer

2010 - 2012 Gen 5 Camaro 8 Rib Drive
Conversion Kit with 10% Overdrive Balancer

Part# 1005
Only $1095.00

NOTE: Innovators West specific pin kit required when used with a stock non-keyed crankshaft.

8 Rib Drive Conversion Kit with 10% Overdrive Balancer for Gen 5 Camaro. Conversion kit includes:
18638-Rib Drive - 10% Overdrive Damper
11007GM 8-Rib Gen 5 Camaro P/S Pulley
1972GM 8-Rib Smooth Idler Pulley
1981Gen 5 Camaro Idler Pulley Stand
1973GM 8-Rib Ribbed Tensioner Pulley
19708-Rib GM Alternator Pulley or 1088 Underdrive 8-Rib Alternator Pulley
1970-1Gen 5 Camaro 8-Rib Alternator Pulley Shim
Any additional aftermarket pulleys must be sourced from the manufacturer of those pulleys. Includes SFI 18.1 10% Overdrive Harmonic Balancer.


  • Dual Keyway Option - Add $20.00
    Add dual keyways for Supercharged or Extreme Duty Applications. Requires double keyed crankshaft snout.
  • LS Crank Pin Kit - Add $75.00
    #968 Crankshaft Pin Kit for GM LS Trucks, TBSS and Gen 5 Camaro's. Designed for use with Innovators West dampers. For Stock Crankshafts Only.
  • 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.


  • PS Pulley Outer Diameter: 5.800" OD
  • PS Pulley Hub Bore: .663"
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.