Dayco Idler/Tensioner Pulley 89055 Ultra-4WD SAE 0W-20 engine oil

SAE 0W-20 engine oil

scale and other deposits from automotive cooling systems that could block or foul circulation of coolant though the radiator or engine

DMH4631 (x1)

Special design bypass style thermostat insert with jiggle pin

Dayco Idler/Tensioner Pulley 89055 Ultra-4WD SAE 0W-20 engine oilDayco No Slack Idler Tensioner Pulleys are designed to replace worn serpentine and v belt drive idler and tensioner pulleys. Specially formulated glass filled polymers ensure a high strength, cooler running, wear resistant "plastic" pulley. The use of state of the art 3D computer aided design (CAD) and finite element analysis (FEA) guarantees the optimal design and maximum structural integrity for both plastic and steel pulleys. The manufacture of