Fan Blower Motor: 67-77F & 64-72 A.This is the genuine motor installed within the heater housing, responsible for blowing air through the system. This blower motor fits both factory AC and non AC Camaro and Firebird models from 1967 to 1977. After 1977, the design changes, particularly the blower wheel, which differs between AC and non AC models starting in 1970. Selecting the correct wheel is important, as it significantly affects the airflow through the housing. If the wrong one is