One new Bosch brand air filter (made in the USA), part number 73233 or 042-1164. This fits:
Honda Accord 1979 - 1983
Honda Prelude 1979 - 1982
Mazda 626 1979 - 1985
Mazda 808 1972 - 1977
Mazda B1600 1972 - 1976
Mazda B1800 1977 - 1978
Mazda B2000 1979 - 1985
Ford Courier Pickup 1977 - 1982