York S1-029-20404-000 Crossover Tube L99H008 This is an OEM 18-inch

This is an OEM 18-inch burner assembly common in A

the pin configuration is optimized for OEM damper motor replacement on MAGB and MGB units

it is specifically engineered for Copeland systems to ensure correct rotation and thermal protection characteristics

The HD58CH460 is the motor only

it ensures precise static pressure for the combustion cycle

York S1-029-20404-000 Crossover Tube L99H008 This is an OEM 18-inchThe York S1 029 20404 000 Crossover Tube is a critical OEM replacement part designed for high performance gas furnace burner assemblies. Engineering fluid dynamics and consistent ignition transfer are vital for system reliability; this furnace burner crossover ensures seamless flame propagation between burner tubes. Constructed from high grade, heat resistant alloys, the S1 029 20404 000 is built to withstand the thermal stress of recurring ignition