If you do a web search for Air Temperature Sensor 3514168 this is just a part of a list of 163 applications that comes up so I would think Rock Auto or NAPA has something:

MikeR

Compatibility Chart
Make Model Year Engine Notes
Chrysler All 1980 3.7L L6 Air Cleaner Temperature Sensor
Chrysler All 1971 5.9L V8 Air Cleaner Temperature Sensor
Chrysler All 1971-1972 5.9L V8 Air Cleaner Temperature Sensor
Chrysler All 1972 5.9L V8 Air Cleaner Temperature Sensor
NEWPORT, TOWN & COUNTRY
Chrysler All 1970-1971 6.3L V8 Air Cleaner Temperature Sensor
Chrysler All 1971 6.3L V8 Air Cleaner Temperature Sensor
w/2 BBL
Chrysler All 1972 6.6L V8 Air Cleaner Temperature Sensor
NEWPORT, TOWN & COUNTRY
Chrysler All 1972-1973 6.6L V8 Air Cleaner Temperature Sensor
Chrysler All 1973-1974 6.6L V8 Air Cleaner Temperature Sensor
NEWPORT
Chrysler All 1974 6.6L V8 Air Cleaner Temperature Sensor
w/2 BBL
Chrysler All 1970-1971 7.2L V8 Air Cleaner Temperature Sensor
w/2 BBL
Chrysler Cordoba 1980 3.7L L6 Air Cleaner Temperature Sensor
Chrysler Cordoba 1980 5.2L V8 Air Cleaner Temperature Sensor
3514168~3514168
Chrysler Cordoba 1980 5.9L V8 Air Cleaner Temperature Sensor
Chrysler LeBaron 1980 3.7L L6 Air Cleaner Temperature Sensor
Chrysler LeBaron 1980 5.2L V8 Air Cleaner Temperature Sensor
3514168~3514168
Chrysler Newport 1980 3.7L L6 Air Cleaner Temperature Sensor
NEWPORT, TOWN & COUNTRY
Chrysler Newport 1971 5.9L V8 Air Cleaner Temperature Sensor
Chrysler Newport 1972 5.9L V8 Air Cleaner Temperature Sensor
NEWPORT, TOWN & COUNTRY
Chrysler Newport 1974 5.9L V8 Air Cleaner Temperature Sensor
NEWPORT
Chrysler Newport 1970, 1971 6.3L V8 Air Cleaner Temperature Sensor
Chrysler Newport 1972 6.6L V8 Air Cleaner Temperature Sensor
Chrysler Newport 1973, 1974 6.6L V8 Air Cleaner Temperature Sensor
NEWPORT
Chrysler Newport 1972 7.2L V8 Air Cleaner Temperature Sensor
3514168
Chrysler Newport 1973, 1974 7.2L V8 Air Cleaner Temperature Sensor
3514168