If we say the item works, then it was tested to the best of our ability.
NAPA Heater Valve NAPA 6601414
API TEMP CONTROL BY NAPA HEATER VALVE 660-1083 OR 7174691(NAPA) New Old Stock
Napa 207097 A/C Pressure Switch (Compressor Mount Type)
Napa 731-1103 Cable 5ft Univer Locking Control Cable T Handle Cable
NAPA ECHLIN Idle Speed Control Motor 2-20177 220177 NOS
Napa Pulley 209758