Butler System Front End Belt Tensioner, Complete with Pulley for GM 5.7L, 4.8L, 6.0L, and Ford 5.4L Engines

Butler System front end belt tensioner complete with pulley for Butler System installed into vehicles with GM 4.8L-V8, 6.0L-V8, and 5.7L-V8 gasoline engines. Also fits Ford vans with 5.4L-V8 Gasoline Engines. Fits Model Years 1992-2020