this kit eliminates the need for extensive ductwork alterations while ensuring even thermal distribution across the plenum

where maintaining exact spatial tolerances between the motor and the flue or blower housing is required for optimal airflow efficiency

Key Benefits OEM Compatibility: Exact drop-in replacement for York and Coleman part number S1-7945-3551

Precision Rolled Stop: Features a built-in center stop to prevent tube over-insertion and ensure maximum joint strength

ensuring precise fan motor cycling to maintain optimal refrigerant temperatures across varying ambient conditions

York S1-373-19801-420 Wiring Harness 318172-701 this kit eliminates the needFor service technicians maintaining gas furnace and package unit systems, the York S1 373 19801 420 Wiring Harness provides a reliable 8 wire configuration specifically engineered for high durability internal circuitry connections. As a genuine OEM York replacement part, this harness ensures precision terminal alignment and maintains the electrical integrity of the system's control logic. It is commonly utilized in specific residential furnace models,