Not sure if the '74 one is worth keeping since only the rear half is visible:
https://www.imcdb.org/vehicle_1743785-Seat-127-4p-100GL-1974.html
https://www.imcdb.org/vehicle_1743745-Seat-127-4p-100GL-1975.html

Similar story, with this one not even technically being an entry of a real car
https://www.imcdb.org/vehicle_1743786-Renault-18-Familiar-X34-1982.html
https://www.imcdb.org/vehicle_1743753-Renault-18-Familiar-X34.html

Guess we merge the ID'd one in to the "unknown" one as that one has a role and is more visible?
https://www.imcdb.org/vehicle_1739931.html
https://www.imcdb.org/vehicle_1739915-Matchless-G3.html