Datsun 1600 may refer to one of the following Datsun cars: Datsun 1600 (510), sold as Datsun 1600 in Australia, and Datsun 510 in U.S. and Canada Datsun Fairlady 1600 Roadster SP311/SPL311 Nissan Silvia, which was marketed in Australia as the Datsun 1600 Coupe 1600