GM LS3 Hi-Flow Thermostat, 180°F (81°C) AF49-1146 Product:180°F Opening Temperature Rating, Made From Copper/Steel 111-045-6MBLK

111-045-6MBLK

202-08DBLK

6mm) Barb Outlet

AF465-32PUR

8mm (5/8") I

GM LS3 Hi-Flow Thermostat, 180°F (81°C) AF49-1146 Product:180°F Opening Temperature Rating, Made From Copper/Steel 111-045-6MBLKGM LS3 Hi Flow Thermostat, 180F (81C)180F Opening Temperature Rating, Made From Copper Steel AF49 1146 49 1146 Thermostats play a vital role in engine management. Thermostats can fail in 2 possible manners; open or close position. If stuck open, the engine's heater will operate at reduced efficiency for an extended period of time or if stuck shut, will cause your cars engine to overheat leading to costly repairs or ultimately complete engine failure.