PS-3928499 ModelsCummins4BT / 6BT 504 / 555 / 903 6CTA / ISC / QSC ISB / QSBBelts and Tensioners Camshafts Cooling SystemFresh Water Pumps Raw Water Pumps ThermostatsPS-3928499 PS-3928499 PS-3928639 PS-3946849 PS-3974823 PS-5292744 Crankshafts Cylinder Heads Electrical Accessories Exhaust System Fuel System Lubrication System Manuals Other Parts Overhaul Gasket Sets Overhaul Kits Pistons & Rods Senders and Switches Turbochargers ISX / QSX KTA / QSK / QSV L10 / M11 / ISM / QSM N14 NH / NT 855 VTA 1710 Home / Cummins / ISB / QSB / Cooling System / Thermostats / PS-3928499 PS-3928499 THERMOSTAT – 4B 3.9 / 6B 5.9 / ISB 6.7 / QSB Get a quote
