COMP Cams Belt Tensioner W/Idler GM LS

The GM LS engines with the factory spring loaded belt tensioners become prone to throwing belts when used in performance Applications and with aftermarket balancers. These bolt-on Billet LS Belt Tensioners are a fully adjustable solution for controlling potentially damaging resonance and maintaining desired belt tension. This billet belt tensioning assembly for GM LS1/2/3/6/7 helps stop the throwing of serpentine belts by absorbing potentially damaging resonance. If used with 2010+ Camaros, the belt must be changed. Chevrolet: Camaro 10 - 15 6.2 L Engine, Chevrolet: Camaro 14 - 15 7 L Engine, Pontiac: G8 09 - 09 6.2 L Engine, Avanti: II 01 - 04 5.7 L Engine, Chevrolet: Corvette 08 - 13 6.2 L Engine, Chevrolet: SS 14 - 17 6.2 L Engine, Chevrolet: Corvette 05 - 07 6 L Engine, Chevrolet: Corvette 06 - 13 7 L Engine