Mr Gasket Thermostat 4367; High Flow Thermostat 180 deg for Chrysler 318-440
Thermostat Series:High Flow Thermostat. The balanced HP thermostat features all brass and copper construction, and opens at the right temperature regardless of engine RPM. Temperature:180 deg. Tuff-Stuff Thermostat 910180; 180 degree for 1953-1980 Chrysler.