3500054 ZeroStart International Engine Block Heater 1250W 120V 1-1/4" Plug
Engine Block Heaters are used to heat the engine block and engine fluids of gas and diesel vehicles as an aid to starting in cold weather. The heater is operated using standard household AC power and the heat generated is distributed throughout the engine by the convective flow of the warmed coolant. -- International/Navistar, DT466 High Torque, DT466, DT466E, HT530, DT530 (2001-2003), Left side, protruding boss above engine oil dipstick. Element direction 12 o'clock