Brands:Comp Cams

Comp Cams Belt Tensioner with Idler Pulley for GM LS Engines


Model Number: 54021
Comp Cams

Regardless of whether your application is high performance street or all out race, knowing that your accessory belt will stay in place at high rpm is extremely important. The COMP Cams® Belt Tensioner with an Idler Pulley fi ts all GM LS passenger car engines, including LS1, -2, -3,- 6 and -7 and features a higher pulley sidewall so your serpentine belt always stays in place. The COMP Cams® Belt Tensioner with Idler Pulley replaces the stock LS engine unit but uses the factory drive belt. Best of all, the unit is assembled and torqued at the factory for quick and easy installation.

  • Belt tensioner fi ts all GM LS1, -2, -3, -6 and -7 passenger cars (not applicable for truck engines)
  • 6061-T6 aluminum billet construction & black anodized fi nish
  • Comes assembled and torqued with tall fl ange pulley for easy installation
  • Uses factory drive belt but doesn’t require disabling stock tensioner
Weight 1 oz


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SKU: 54021 Category: