Here is a New Old Stock Commercial Ignition Distributor Cap (for Mitsubishi Distributor) (tatty box) for

Mazda

616, 618 Capella 1600, 1800 1979-80

626 Montrose 2000 1980

B2000 Pick-Up 1979-80

Mitsubishi

Sapporo 2000 1979-82

Tredia 1600 Turbo 1982-85 models.