One new Bosal brand chrome exhaust tail pipe tip, part number 267-338, 55A (38 x 120mm).  This fits:

Datsun 610 Sedan & Coupe 1800cc 09/1972 - 07/1973

Datsun 610 Sedan & Coupe 2000cc 08/1973 - 1976

Mazda 626 2000cc 1979

Honda Civic CVCC 1500cc 4 door 1984 - 1986