100 MM Double Bearing Idler Pulley Kit, 8 To 11 Rib

Product Details

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This 100 mm diameter idler pulley can be used to correct belt length when changing supercharger pulleys or harmonic balancer sizes on the C6 ZR1 LS9, Cadillac CTS-V or Camaro ZL1 supercharged engine. This idler can also be used for many other supercharged engine applications.