Blower Motor. Item Type: HVAC Blower Motor & Resistor Kit. OE Number for Blower Motor Resistor : RU-318, 973-011, 973412, 4C2Z19A706BA, ZZL161D85. Note: HVAC Blower Motor: with Fan Cage. OE Number for Blower Motor : FOTZ18504A, F2TZ18527A, 700146, 615-00514, 330-58015-000.